Irregular Expressions
operating company · company profileSeed · 1 people tracked
Also known as CAUSATION VENTURES, L.L.C.
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Investment thesis
Irregular Expressions, or IrregEx, is an early-stage fund backed by more than 90 software engineering and product leaders that invests in and advises startups in infrastructure, data, observability, AI, and machine learning. Its members have founded and scaled companies largely in the San Francisco and New York ecosystems, and the firm works closely with founders on product, engineering, team-building, and business questions.
Source: firm website, verified Oct 13, 2026.
Team · 1 people
from public directoriesJean Sini is managing partner of Irregular Expressions, with investments in companies including Canva, Bubble.io, People.ai, Memfault, Medigate and Bison Trails. He previously served as VP of engineering at Mint, Ring and Porch, as CTO of Cadre, One Kings Lane and Twelvefold Media, and as co-founder and CTO of Fountain and Activeweave.
What they invest in
from 119 of 157 portfolio companiesAI & Machine Learning ×64Developer Tools ×48Enterprise Software ×40SaaS ×36Cloud Computing ×25Data & Infrastructure ×24Cybersecurity ×10Fintech ×9
HQs:United States×48France×13Germany×3Australia×1Canada×1Switzerland×1
Who they back
founder profiles across 66 portfolio companiesFounding team size:solo founder×172 founders×213 founders×144+ founders×14
Where their founders studiedfrom 68 founders with education data
University of Cambridge ×4Harvard University ×3HEC Paris ×3Stanford University ×3University of Waterloo ×3Duke University ×2École Polytechnique ×2Epitech - L'école de l'excellence informatique ×2
What their founders studiedfrom 72 founders with field-of-study data
Computer Science ×32Engineering ×11Business & Management ×9Economics ×8Mathematics & Statistics ×8Finance & Accounting ×4Law ×3Life Sciences ×3
Where their founders worked beforefrom 82 founders with career history
Google ×8Microsoft ×8Box ×3UserTesting ×3Accel Partners ×2Altman Vilandrie & Company ×2arm ×2Citus Data ×2
Accelerator rootsportfolio companies that came through a program
10 founders hold a PhD · 7 hold an MBA (of 76 with degree data)
Investments · 157 tracked
founders shown can be your intro pathBy year:2026 · 32025 · 22020 · 12018 · 12015 · 18 dated
IBM Confluent is a cloud-native data streaming offering based on Apache Kafka that lets enterprises connect, process, govern and serve real-time data across hybrid environments.
AI & Machine LearningCloud ComputingData & InfrastructureEnterprise SoftwareSaaSArmonk, US
Charles Ranlett Flint(Founder (CTR, 1911))Arvind Krishna(Chairman, President and Chief Executive Officer)inFoster Hinshaw(Founder)Jit Saxena(Founder)Brad Hunstable(Founder)Gyula Feher(Founder)
Co-investorsbacktrace capitalBain Capital VenturesCentana Growth PartnersCentana PartnersDCM VenturesDifferential Ventures+6 more
Intel designs and manufactures semiconductor processors for data center, consumer, and embedded applications, including Xeon server processors, Arc graphics processors, and mobile processors.
AI & Machine LearningHardwareSemiconductorsSanta Clara, US
Robert Noyce(Co-founder)inGordon Moore(Co-founder; CEO 1975–1987)Andrew Grove(Employee no. 3; CEO 1987–1998)April Miller Boise(Executive Vice President and Chief Legal Officer)inMichelle Johnston Holthaus(Chief Executive Officer of Intel Products)inChristoph Schell(Executive Officer)in
Co-investorsAccess Venture PartnersCeltic House Venture PartnersGen CapitalKluz VenturesNorwest Venture PartnersPlayground Global+12 more
Klaviyo is an AI-powered CRM platform for B2C brands that integrates customer data, marketing automation, customer service, and analytics in a unified solution.
AI & Machine LearningDirect to ConsumerMarketing TechSaaSBoston, US
Andrew Bialecki(Founder)inEd Hallen(Founder)inBenjamin Cook(Executive Officer)inLandon Edmond(Executive Officer)inChano Fernandez(Co-CEO)in
BoardMichael Medici(Director)in
Co-investors515 VenturesAccelAvenir Growth CapitalCross Creek AdvisorsGlynn Capital ManagementHarmony Partners+10 more
Shopify is a commerce platform that lets businesses build online stores, sell across multiple online and in-person channels, and manage international sales and shipping.
AI & Machine LearningE-commerceRetail TechSaaSOttawa, CA
Daniel Weinand(Founder)inScott Lake(Founder)Tobias Lütke(Founder)inAmy Shapero(Executive Officer)Craig Miller(Executive Officer)inJeff Weiser(Executive Officer)
Co-investorsBessemer Venture PartnersBright Pixel CapitalData TechDraft Ventures LlcExtreme Venture PartnersExtreme Venture Partners LLP+12 more
4D Sight is an AI-powered virtual signage platform that inserts region-specific advertisements into live sports, esports, and streamed entertainment broadcasts at the frame level.
AdTechAI & Machine LearningMedia & Entertainment
Erhan Ciris(Founder & CEO)in
Co-investorsEspt Ventures LlcJazzya InvestmentsMoon HoldingsMyelin VCThursday Ventures
Acquia provides digital experience platform software and services built around Drupal that enables enterprises to manage content, build websites and applications, and deliver experiences across multiple channels.
AI & Machine LearningCloud ComputingDeveloper ToolsEnterprise SoftwareMarketing TechSaaSBoston, US
Dries Buytaert(Founder)inThomas N. Erickson(Chief Executive Officer, President)Michael Cayer(General Counsel and Secretary)William Sorenson(Chief Financial Officer)inJay Batson(Founder)
BoardRavi Viswanathan(Director)in
Co-investorsVista Equity PartnersBantam GroupCenterview Capital TechnologyG20 VenturesGolub GrowthNew Enterprise Associates (NEA)+5 more
Actual AI builds an LLM-based platform that provides engineering managers with visibility and governance over AI-powered software development, including code analysis, architectural compliance, and velocity measurement for engineering teams.
AI & Machine LearningDeveloper ToolsEnterprise Software
John Kennedy(Founder and CEO)in
Co-investorsAlleyCorp
A company developing intelligence software for humanoid robots, described as "The Humanoid Stack." The site is a pre-launch placeholder with minimal detail about the product.
AI & Machine LearningDeep TechRobotics
Julian Gilyadov(Founder)in
Co-investors1984 Ventures Management, LlcAnorak VenturesNewView CapitalPartech Ventures
Not applicable - page does not represent a legitimate company.
Santa Clara, US
Jennifer Prendki(Executive Officer, Director)Xavier Douglass(Executive Officer)
Co-investors2.12 AngelsCompoundK20 FundEveningPartech Ventures
AlphaSTAR is an aerospace technology company led by experienced scientists and executives.
Advanced ManufacturingDeep TechSaaSIrvine, US
Dr. Baid(Chief Scientist)Ms. Matin(CEO + President)
Alpic operates an AI infrastructure platform that lets B2B and DTC companies build AI-native interfaces such as MCP servers and ChatGPT integrations, with built-in security, observability, and distribution, alongside open-source frameworks and developer tools.
AI & Machine LearningCloud ComputingDeveloper ToolsParis, FR
Co-investorsGalion.exeK5 GlobalKima VenturesPartech VenturesYellowEarlybird Venture Capital+1 more
Anchor is a certificate management platform for issuing, tracking, and renewing public and private TLS/mTLS certificates using the ACME standard.
Cloud ComputingCybersecurityDeveloper Tools
Co-investors515 Ventures
Integration testing made easier for developers; acquired by Docker
AI & Machine LearningCybersecurityDeveloper Tools
Co-investorsboldstart venturesIA Seed VenturesInsight Partners
Beacon Biosignals develops AI-powered EEG analytics technology to improve diagnosis and treatment of neurological, psychiatric, and sleep disorders.
AI & Machine LearningBiotechDigital HealthMedical DevicesBoston, US
Jacob A. Donoghue, M.D., Ph.D.(Executive Officer, Director)Jacob Donoghue(CEO & Co-Founder)inJarrett Revels(CTO & Co-Founder)in
BoardCaitlin Donovan(Director)Pavel Raifeld(Director)Naveen Rao(Director)in
Co-investorsGeneral CatalystAlumni VenturesCatalio Capital Management, LPGV (Google Ventures)Half Court VenturesIaso Ventures+5 more
Purchase order financing provider enabling SMBs to grow by accessing credit for supplier purchases.
Co-investorsMaverick Ventures IsraelMissionOGWestern Technology Investment
Crypto & Web3Developer ToolsFintechSaaSSan Francisco, US
Aaron Henshaw(Founder)Joseph Lallouz(Executive Officer, Director)Joe Lallouz(Founder)
BoardNicholas Chirls(Director)in
Co-investorsA.Capital VenturesBlockchain CoinvestorsCharge VCCollab+CurrencyConsenSys MeshF-Prime Capital+8 more
Bluue Co. develops AI models and data-collection hardware devices for cardiology and maternity care.
AI & Machine LearningDigital HealthMedical Devices
Co-investorsAIX Ventures
A software development agency that emphasizes small, efficient teams and high-quality work rather than scaling up developer headcount.
Developer ToolsEnterprise Software
Design platform; Blackbird invested when it was just an idea and in every round since.
SocialSurry Hills, Nsw, AU
Melanie Perkins(Founder)inClifford Obrecht(Executive Officer, Director)Cliff Obrecht(Founder)inCameron Adams(Founder)inIan LeeJeffrey Story
Co-investors3Spoke Capital500 GlobalAirTree VenturesAlkeon InnovationAlpha Square GroupAltra Venture+58 more
Thomson Reuters is a content and technology company providing AI-powered tools and information services—including CoCounsel and ONESOURCE—for legal, tax, accounting, risk, fraud, and government professionals.
AI & Machine LearningEnterprise SoftwareLegalTechSan Francisco, US
Jake Heller(CEO)inSteve Hasker(President and Chief Executive Officer)inLaura Safdie(Founder)Pablo Arredondo(Founder)Joanna Hueyr w(CTO)
Co-investors8VCAccess Venture PartnersAllen Institute for AI (AI2) IncubatorBoxGroupBuildGroupCanvas Ventures+24 more
Caviar is a food delivery platform that partners with restaurants to fulfill orders placed through its web and mobile applications.
ConsumerFoodTechSan Francisco, US
Jason Wang(Founding CEO)inRichard Din(Founder)inTony (Shi) Li(Founder)inAndy Zhang(Founder)inShawn Tsao(Founder)Tiger Shen(Intern)in
Co-investorsAndreessen HorowitzWinklevoss CapitalY CombinatorGreat Oaks Venture CapitalIronfire VenturesSV Angel+3 more
ChipStack develops AI-powered agents for semiconductor verification that automate RTL design testing and debug tasks traditionally requiring specialized expertise.
AI & Machine LearningDeveloper ToolsSemiconductorsCampbell, US
Kartik Hegde(Founder)in
Co-investorsAllen Institute for AI (AI2) IncubatorKhosla Ventures
The Climate Club is an intergovernmental forum where governments cooperate on accelerating industry decarbonisation, with an initial focus on emission-intensive sectors such as steel and cement.
Climate TechEnergyImpact & Social Good
Cloudera is a hybrid platform for data, analytics, and AI, serving enterprises and data teams.
AI & Machine LearningCloud ComputingData & InfrastructureEnterprise SoftwareSanta Clara, US
Amr Awadallah(Founder)inMike Olson(Founder)inChristophe Bisciglia(Founder)inJeff Hammerbacher(Founder)inOwen O'Malley(Founding team member (early Hadoop architect))inCharles Sansbury(Chief Executive Officer)in
Co-investorsAccelCanas CapitalDag VenturesGlynn Capital ManagementGreylock PartnersGV (Google Ventures)+13 more
Cloudflare provides a global cloud network platform delivering security, performance, and development services through sixty-plus integrated services including SASE, application security, and full-stack development infrastructure.
Cloud ComputingCybersecurityDeveloper ToolsSan Francisco, US
Matthew Prince(Founder)inMichelle Zatlyn(Co-founder and President)inLee Holloway(Founder)Dane Knecht(Chief Technology Officer)inThomas Seifert(Chief Financial Officer)inAlissa Starzak(Chief Legal Officer and Secretary)in
Co-investorsApposite CapitalCapitalGEQT Life SciencesEQT VenturesFlagship PioneeringIcon Ventures+19 more
Coherence develops neurotechnology systems that measure and modulate brain activity to treat cancer and other neurological diseases.
AI & Machine LearningBiotechMedical DevicesSan Francisco, US
Ben Woodington(Co-founder & CEO)inElise Jenkins(Co-founder & CTO)in
Co-investorsArtesianASDF VenturesBlackbird VenturesDivergent CapitalEmpath VenturesPossible Ventures+5 more
Commerce Guys provides consulting, development, managed hosting, and post-launch support for building online stores on the open-source Drupal Commerce platform.
E-commerceSaaS
Companion connects animal health and wellness professionals with expertise and resources in animal pain management.
AgTechHealthtech
John Honchariw(Founder)in
BoardRoss PalmerStacy BurdickDuncan LascellesMike McFarlandMarty Becker
Co-investorsJazzya InvestmentsLerer HippeauMachina VenturesMyelin VC
Craft provides a data and AI-powered platform for supply chain risk management and supplier network visibility.
AI & Machine LearningEnterprise SoftwareLogistics & Supply ChainSaaSSan Francisco, US
Ilya Levtov(CEO)in
Co-investors515 VenturesGlasswing VenturesGreycroftHigh AlphaInner Loop CapitalLa Famiglia+3 more
Criteo operates a commerce media platform that connects advertisers, retailers, and media owners to enable targeted advertising and retail media capabilities across the open internet.
AdTechAI & Machine LearningE-commerceMarketing TechRetail TechParis, FR
Franck Le Ouay(Founder)inJean-Baptiste Rudelle(Founder)Romain Niccoli(Founder)in
Co-investorsAgoranovBessemer Venture PartnersElaiaMosaic VenturesRaptor GroupSapphire Ventures+2 more
ProdPerfect uses AI agents to automate software testing for legacy mainframe modernization projects, ingesting source code, JCL, and transaction logs to map user workflows and generate plain-English test cases.
AI & Machine LearningDeveloper ToolsEnterprise SoftwareBoston, US
Erik Fogg(Co-Founder and COO)inDan Widing(Co-founder and CTO)inDaniel Widing(Founder)Wilson Funkhouser(Founder)
Co-investorsAcrew CapitalEniac VenturesEntrepreneurs Roundtable Accelerator (ERA)Anthos CapitalFika Ventures
Datalogue cleans, links and unifies fragmented customer data into single-person records, then scores and activates those customers for marketing, CRM and sales so campaigns can be tied to measurable growth.
AI & Machine LearningData & InfrastructureMarketing TechHamburg, DE
Karsten Krause-Ablaß(Geschäftsführer (Managing Director))
DataRobot develops an AI and machine learning platform that automates model development and deployment for enterprises.
AI & Machine LearningData & InfrastructureDeveloper ToolsEnterprise SoftwareBoston, US
Jeremy Achin(Founder)inTom de Godoy(Co-Founder and Former Chief Technology Officer)inDebanjan Saha(CEO)inThomas DeGodoy(Founder)Thomas de Godoy(Founder)
BoardHarry Weller(Director)
Co-investors515 VenturesAliya Capital PartnersAMK Investment OfficeB Capital GroupB4 CapitalBallistic Ventures+46 more
DevOps Institute is a global learning community providing professional development, certifications, and networking resources for IT professionals focused on DevOps, SRE, and DevSecOps practices.
Developer ToolsEdTechEnterprise SoftwareFuture of Work
Co-investorsRenegade PartnersClear VenturesCrane Venture PartnersFelicis VenturesInsight PartnersIris Capital+4 more
Dreem Health is a telehealth sleep clinic that connects patients with online sleep specialists, provides at-home sleep testing, and delivers treatment plans including CPAP equipment and non-controlled prescriptions.
Digital HealthHealthtechWellness & Fitness
Dropit is an AI-powered decision intelligence platform for retailers that optimizes inventory planning, allocation, and logistics.
AI & Machine LearningRetail TechSaaS
Educative offers online courses and learning paths in software development, machine learning, and technical interview preparation.
Developer ToolsEdTechBellevue, US
Fahim ul Haq(Founder)inNaeem ul Haq(Founder)in
Co-investorsMatrixTechstarsTrilogy Equity PartnersImmad AkhundSK Ventures
Empathic builds Pathbase, a tool for inspecting, sharing, and continuing AI agent sessions by making an agent's hidden work visible.
AI & Machine LearningDeveloper Tools
Co-investorsMaterialized View Capital
San Francisco, US
Peter Fenton(Director)Alan Cyron(Executive Officer)Tom Mornini(Director)Jeff Lunsford(Director)Beau Vrolyk(Executive Officer, Director)Peter Sonsini(Director)
Co-investorsNew Enterprise Associates (NEA)
Escape provides an offensive security platform that continuously maps an organization's attack surface and identifies vulnerabilities the way attackers would, integrating directly into engineering workflows.
AI & Machine LearningCybersecurityDeveloper ToolsEnterprise SoftwareNew York City, US
Tristan Kalos(Founder)inAntoine Carossio(Founder)in
BoardOlivier Pomel(Co-founder & CEO)Renaud Deraison(Co-founder & CEO)
Co-investorsKima VenturesY CombinatorTiny Supercomputer Investment CompanyBalderton CapitalFrstIris Capital+4 more
Extreme is an independent communications agency offering design, branding, activation, influence, social media, corporate, event, and media relations services.
Marketing Tech
EXXACT Robotics is the innovation and R&D arm of EXEL Industries, developing precision-agriculture technologies such as autonomous agricultural vehicles, embedded AI and vision systems, and localized spraying for farmers and winegrowers.
AgTechAI & Machine LearningRoboticsÉpernay, FR
Fairwik is an engineering services studio that turns product concepts into market-ready solutions, offering mechanical design and artificial intelligence development.
AI & Machine LearningDeep TechHardware
Boston-based skills-verification platform for technical hiring, combining job simulations, video interviews and fraud detection.
HR TechBoston, US
Co-investorsKnoll VenturesLaunchCapitalSilicon Valley Data CapitalTech Square VenturesTechstarsAI Fund+1 more
FlyCode is an AI-powered payment recovery platform for subscription businesses that uses machine learning to automatically retry failed payments, leverage alternate payment methods, and optimize billing workflows to reduce involuntary churn and recover lost revenue.
AI & Machine LearningE-commerceFintechSaaSBoston, US
Tzachi Davidovich(Founder)inEtai Avrahami(Founder)inJake Vacovec(Founder)inTzachi Davidovichin
BoardJeff Titterton
Co-investorsPioneerY Combinator
Formul'UT is the student racing team of UTC Compiègne engineering school that designs and builds single-seater cars to compete in Formula Student, an international engineering competition between universities and engineering schools.
Mobility & TransportationCompiègne, FR
Frame.io is a cloud platform for creative teams to upload and store visual assets, manage projects and tasks, collect frame-accurate feedback on videos and images, and share work through custom-branded presentations.
Creator EconomyMedia & EntertainmentSaaSNew York, US
Emery Wells(Founder)inJohn Traver(Founder)in
BoardVasant Natarajan(Director)
Co-investorsAccelFirstMark CapitalInsight PartnersKortschak Investments L.P.SignalFireARC VENTURES+5 more
Official website of the Presidency of the French Republic, publishing news, statements, and information about the President and the Élysée Palace.
GovTechParis, FR
Fundamental is an AI company building foundation models for tabular data, including NEXUS, a large tabular model that generates predictions from structured databases.
AI & Machine LearningData & InfrastructureDeep TechEnterprise Software
Gabriel Suissa(Founder)inAnnie Lamont(Founder)Jeremy Fraenkel(Founder)
Co-investorsAltaIR CapitalBattery VenturesFJ LabsFOG VenturesHetz VenturesKindred Ventures+8 more
Fynn offers private loans to finance trade school education for students entering fields such as electrical work, nursing, welding, and pharmacy.
FintechNew York City, US
Eric Menees(Founder)inEthan Anderson(Founder)inBhavin Gupta(Founder)injoe oliver(Senior Software Engineer)Nancy Down(Head of Ops)Jeremy Beebe(CCRO)
Co-investorsKesha VenturesRebel FundY Combinator10X CapitalBasementDraper Associates+9 more
Gravity develops a suite of WordPress plugins including Gravity Forms (a drag-and-drop form builder with payments and conditional logic), Gravity SMTP (email delivery and tracking), and Gravity Flow (workflow automation and approvals).
Developer ToolsMarketing TechSaaS
Carl Hancock(Founder)in
Co-investorsAugust CapitalGV (Google Ventures)Redpoint VenturesAnsa CapitalBuoyant Ventures Management, LlcCaffeinated Capital+4 more
Greenfield Partners is a real estate investment management firm, founded in 1997, focused on creating and managing residential, commercial, and recreational properties for its investment partners.
PropTech
Eugene A. Gorab(President & CEO)
Groupe Gruau is a European manufacturer specializing in bodywork and conversions for commercial/utility vehicles, offering customized fleets and related services to professional customers across industries such as construction and environment.
Advanced ManufacturingHardwareMobility & Transportation
Heavybit is a venture capital firm that invests in enterprise infrastructure and developer-focused startups, providing capital and hands-on go-to-market support.
Cloud ComputingDeveloper ToolsEnterprise Software
James Lindenbaum(Co-founder)Tom Drummond(Managing Director)inJoseph Ruscio(General Partner)inSusie Singh(Chief Financial Officer)
Co-investorsLevel VenturesREV Venture PartnersBuild VenturesLowercase Capital
Heroku is a cloud-based platform-as-a-service (PaaS) for building, deploying, and operating applications.
AI & Machine LearningCloud ComputingData & InfrastructureDeveloper ToolsEnterprise SoftwareSaaSSales TechSan Francisco, US
Marc Benioff(Founder & CEO)Orion Henry(Founder)inJames Lindenbaum(Founder)inAdam Wiggins(CTO)inNoah Zoschke(Platform Architect)inDavid Dollar(Developer Experience Lead)in
Co-investorsBaseline VenturesMeritech Capital PartnersOlima VenturesRedpoint VenturesRitual CapitalSilver Lake Partners+2 more
A nonprofit that raises funds nationwide to support families of children battling pediatric brain cancer, mobilizing local communities to help cover the financial burdens these families face.
Impact & Social Good
inkClub is a specialist online retailer of ink cartridges, toner, and printer accessories, offering both original-brand products and its own lower-cost alternatives across a catalog of over 16,000 products.
ConsumerE-commerceRetail TechUppsala, SE
InsForge is an agent-native cloud infrastructure platform that provides backend services (authentication, database, storage, compute, AI model gateway, and more) designed specifically for AI coding agents to operate end-to-end.
AI & Machine LearningCloud ComputingDeveloper ToolsEnterprise SoftwareSan Francisco, US
Hang Huang(CEO)inTony Chang(Founder)in
Co-investorsBeta FundDigital Currency GroupPioneerY CombinatorActive CapitalApertu Capital+8 more
Inventive provides configurable AI agents for B2B SaaS companies that integrate with existing business intelligence platforms, enabling customers to analyze data and take action through natural language while maintaining measurable quality and automatic improvement from real-world usage.
AI & Machine LearningEnterprise SoftwareSaaSSan Francisco, US
Erik Kuld(CEO)inKavita Shah(Head of Product)inClarence Tso(Head of Engineering)in
Co-investorsAlumni VenturesWingGeneral CatalystSierra VenturesSoma CapitalY Combinator
Isomorphic Labs applies artificial intelligence to drug discovery, working to develop treatments for serious diseases.
AI & Machine LearningBiotechDigital HealthHealthtech
Demis Hassabis(Founder)in
Co-investorsCapitalGGV (Google Ventures)AlphabetMGXTemasekThrive Capital+3 more
Red Hat provides enterprise open source software, including hybrid cloud infrastructure, application services, cloud-native development, automation, and AI solutions.
Cloud ComputingDeveloper ToolsEnterprise Software
Marc Fleury(Founder)Bob Young(Founder)Marc Ewing(Founder)
Co-investorsBenchmarkGreylock PartnersMatrix
Keepsake is a software platform for estate planning law firms that combines client intake, estate data management, and a client portal into one workflow.
LegalTechSaaS
Kurrent develops KurrentDB, an event-native database for event sourcing that preserves complete data history and streams changes in real time.
AI & Machine LearningData & InfrastructureDeveloper ToolsEnterprise SoftwareHighlands Ranch, US
Kierre Reeg(Founder)Colin Cantrell(Founder)Jared Reeg(Executive Officer)Greg Young(Founder)Kirk Dunn(Founder)
Co-investorsCrane Venture PartnersCocoaCreandum
Kurrent (eventstore.com) develops KurrentDB, an event-native database that preserves the full history of data changes and streams them in real time to support event sourcing, microservices, agentic AI, change data capture, and sync-engine architectures.
AI & Machine LearningData & InfrastructureDeveloper Tools
Christopher Ré(Founder)Feng Niu(Founder)Michael Cafarella(Founder)Raphael Hoffmann(Founder)
Co-investorsMadrona Venture Group
USC LavaLab is a student-run product incubator that takes a cohort of 28 students—product managers, engineers, and designers—each semester to build startups, using a curriculum based on Y Combinator and Thiel's "Zero to One" approach.
EdTechLos Angeles, US
Lemma provides production monitoring and observability for AI agents, surfacing failures, aggregating issues, and enabling quick resolution through integrated alerts and context-sharing tools.
AI & Machine LearningDeveloper ToolsEnterprise SoftwareSan Francisco, US
Jerry Zhang(CEO)inCole Gawin(CTO)in
Co-investorsEight CapitalLyra Capital Pty LtdVermilion Cliffs VenturesY CombinatorAdapt VenturesCervin+9 more
LendingTree operates an online marketplace that lets consumers compare loan and financial offers from a network of over 300 lenders side by side, covering mortgages, home equity, personal loans, refinancing, auto loans, business loans, and insurance.
FintechInsurTechMarketplaces
Leverate provides a turnkey, white-label technology platform for CFD brokers and proprietary trading firms, bundling trading platforms (MT4/MT5), liquidity, CRM, risk management, payment integrations, and IB/affiliate systems.
Enterprise SoftwareFintechSaaS
Looker is an AI-powered business intelligence platform that combines conversational analytics, semantic modeling, and Google Cloud integration to transform raw data into governed, actionable insights for enterprises.
AI & Machine LearningData & InfrastructureEnterprise SoftwareSanta Cruz, US
Lloyd Tabb(Founder)Frank Bien(Executive Officer, Director)Joseph Moran(Executive Officer)Ben Porterfield(Founder)
BoardWilliam Trenchard(Director)inTomasz Tunguz(Director)in
Co-investorsCapitalGFirst Round CapitalFounders Circle CapitalIVP (Institutional Venture Partners)Kleiner PerkinsPremji Invest+8 more
Lumen provides enterprise networking infrastructure, including dedicated internet access and SD-WAN services, to help organizations such as healthcare providers run high-performance, connected operations.
Cloud ComputingData & InfrastructureEnterprise Software
Lunar.dev provides an AI Gateway that offers granular controls, monitoring, and policy enforcement for production AI traffic, enabling developers to manage LLM API calls, token usage, costs, and security risks at scale.
AI & Machine LearningCloud ComputingCybersecurityDeveloper ToolsEnterprise Software
Co-investorsAngular VenturesUncork CapitalDarkmode Ventures515 VenturesICON - Israel Collaboration NetworkFirsthandVC
Makora builds a platform that automatically writes, optimizes, and deploys high-performance GPU code, using AI to handle GPU kernel generation, inference optimization, and real-time performance tuning across different hardware environments.
AI & Machine LearningCloud ComputingDeveloper Tools
Co-investorsBantam GroupFlybridge Capital PartnersIAGi VenturesSkip CapitalVirescent VenturesZero Infinity Partners
Makora provides an inference optimization stack that deploys specialized agents across multiple layers of the GPU inference pipeline to make AI models run faster, cheaper, and more reliably without code changes.
AI & Machine LearningCloud ComputingDeveloper Tools
MecAgent builds an AI copilot for mechanical CAD that automates repetitive tasks such as generating drawings, macros, and applying standards, aimed at mechanical engineers.
Advanced ManufacturingAI & Machine LearningSaaS
Co-investorsFoundersKima Ventures
Amazon Mechanical Turk (MTurk) is a crowdsourcing marketplace that connects businesses and developers with a distributed, on-demand workforce to complete microtasks such as data validation, content moderation, survey participation, and machine learning data annotation.
AI & Machine LearningFuture of WorkMarketplaces
Memgraph develops a high-performance, in-memory graph database platform designed to process computations on streaming data.
AI & Machine LearningData & InfrastructureDeveloper ToolsEnterprise SoftwareSector AgnosticZagreb, HR
MarkoDominik Tomicevic(Founder)in
Co-investorsCounterview CapitalHeavybitIn-Q-TelMundi VenturesConnect VenturesM12 (Microsoft's Venture Fund)+2 more
Mermaid Chart offers an AI-assisted diagramming tool that turns plain-language prompts, uploaded files (such as PRDs, meeting transcripts, or schemas), and templates into structured diagrams like flowcharts, Gantt charts, mind maps, and system architecture diagrams.
AI & Machine LearningDeveloper ToolsSaaS
Co-investorsFirebrand VenturesGaingelsGood FriendsMana VenturesOpen Core VenturesStreamlined Ventures+4 more
Metyis is a professional services and consulting partner that works with clients on strategy, data, technology, and design to deliver business impact, including through its design studio and digital product work.
AI & Machine LearningData & InfrastructureEnterprise Software
modiqo makes rote, a developer tool that captures the successful path of an AI agent run and compiles it into a deterministic, reusable flow, reducing token usage on subsequent runs by around 98%.
AI & Machine LearningDeveloper ToolsSaaS
Co-investorsHeavybitPartech VenturesThomvest Ventures
The page displays entertainment and music news articles, such as coverage of a Broadway musical adaptation.
Media & Entertainment
Thomas Anderson(Founder)inChris DeWolfe(Founder)inTom Anderson(Founder)
Co-investorsHalyardRedpoint VenturesTop Corner CapitalVantagePoint Capital Partners
N26 is a digital bank offering investment services including cryptocurrency trading, stock and ETF trading, ready-made funds, and automated savings plans through its mobile app.
FintechBerlin, DE
Valentin Stalf(Founder)inMaximilian Tayenthal(Founder)inMarcus W. Mosen(CEO)in
Co-investorsAllianz XArmada Investment AGAxel Springer Digital VenturesBright Success CapitalCoatue ManagementEarlybird DWES Management GmbH & Co. KG+19 more
Application and serverless security startup, acquired by VMware in 2019, that restricted what code could do at runtime.
Palo Alto, US
Mukul Gupta(Founder)Rohit Toshniwal(Founder)Shiv Agarwal(Founder)Craig McLuckie(Founder)Diane Greene(Founder)Edouard Bugnion(Founder)
Co-investors83NorthAccompliceAllegisCyber CapitalAndreessen HorowitzAristos VenturesAugust Capital+18 more
Nous motards is a French-language blog covering motorcycle and car content, including road trip itineraries, maintenance advice, safety tips, insurance guidance, and reviews of gear such as helmets, boots, jackets, tires, and accessories.
ConsumerMedia & EntertainmentMobility & Transportation
New York Road Runners is a nonprofit organization that organizes running races and events, including the TCS New York City Marathon, along with free youth running programs and community initiatives in New York City.
Impact & Social GoodSports TechWellness & FitnessNew York, US
Enterprise SoftwareFuture of WorkSan Francisco, US
Tomas Barreto(Founder)inAntoine Boulanger(Founder)inSarah Wada(Software Engineer)Kevin Greenan(Software Engineer)
Co-investorsKleiner PerkinsY CombinatorCoyote VenturesSequoia Capital
OpenSMTPD is a free, open-source server-side implementation of the SMTP protocol as defined by RFC 5321 with standard extensions, enabling machines to exchange email over SMTP.
Cloud ComputingDeveloper Tools
Gilles Chehade(Lead Developer)Eric Faurot(Lead Developer)
Ortec Group is an engineering and works integrator serving industrial companies and public authorities, handling design engineering, on-site fabrication and assembly, facility maintenance, and waste treatment.
Advanced ManufacturingCircular EconomyConstruction Tech
Parrot provides a platform for remote court reporting, deposition management, and AI-powered summaries of depositions and medical records for legal professionals.
AI & Machine LearningLegalTech
Co-investorsAmplify PartnersK5 GlobalXYZ Venture Capital
Payoneer operates a financial platform enabling cross-border commerce and payments for businesses of any size, allowing users to manage multiple currencies and access global markets.
B2B MarketplacesFintechSaaSNew York, US
Yuval Tal(Founder)
Co-investors83NorthAspira CapitalCohen CircleNycaNyca PartnersSusquehanna Growth Equity+6 more
Pinecone provides a vector database and knowledge engine that enables AI applications with semantic search and retrieval capabilities.
AI & Machine LearningData & InfrastructureDeveloper ToolsNew York City, US
Edo Liberty(Founder)inLior Ehrenfeld(Executive Officer)inAsh Ashutosh(CEO)in
BoardPeter Levine(Director)inIlan Stern(Director)Peter Wagner(Director)in
Co-investorsAndreessen HorowitzConvergeICONIQMenlo VenturesWingWonder Ventures+14 more
Plakar is an open-source backup and recovery engine that deduplicates, compresses, and encrypts snapshots at the source before writing them to storage the user controls (S3-compatible, local, or filesystem).
CybersecurityData & InfrastructureDeveloper ToolsParis, FR
Gilles Chehade(Founder)inJulien Mangeard(Co-Founder @ Plakar)in
Co-investorsGalion.exeKima VenturesMotier VenturesOPRTRS
Plural is a developer-focused company building around Kubernetes and related technologies (Elixir, Go, React) to enable collaboration among developers.
AI & Machine LearningCloud ComputingDeveloper ToolsSaaS
Samuel Weaver(Founder)inMichael Guarino(Founder)Sam Weaver(Founder)
Co-investorsMotive ForcePrimary Venture PartnersSignalFireVenture Guides Management, L.P.AI SeedAtomico+5 more
Popsink provides real-time data replication and reverse-ETL using Change Data Capture, connecting to source systems to move data into warehouses, databases, streaming platforms, and business tools with minimal source load.
Cloud ComputingData & InfrastructureEnterprise SoftwareSaaS
Alexandre Colella(Founder)Benjamin Djidi(Founder)
Co-investorsIris CapitalKima VenturesSequoia CapitalXAnge
Prelude combines device, network, and signup signals into a single onboarding decision platform, offering five products including OTP verification to detect fraud and block bots and fake accounts.
CybersecurityFintechSaaS
Co-investors20VCFELIX CAPITALRackhouse Venture CapitalSequoia CapitalSingular
Hoboken, US
Andrew Stein(Founder)Noah Carr(Director)
BoardEric Schmalzbauer(Founder)in
Co-investorsPoint72 VenturesEssence Venture CapitalREFASHIOND Ventures
Prowler is a cloud security platform that audits and monitors AWS, Azure, GCP, and Kubernetes environments for misconfigurations and compliance violations.
Cloud ComputingCybersecurityDeveloper ToolsEnterprise Software
Toni de la Fuente(Founder and CEO)inRajiv Taori(Chief Operating Officer)inAmit Sharma(Head of Product)in
Co-investorsDecibel Partners
Pydantic provides runtime data validation and serialization using Python type hints, primarily for developers building APIs, data processing systems, and applications requiring type safety.
AI & Machine LearningData & InfrastructureDeveloper Tools
Samuel Colvinin
Co-investorsPartech VenturesSequoia CapitalZero Prime VenturesData Community Fund
Qovery provides a Kubernetes platform that runs in customers' own cloud environments, allowing engineering teams to manage infrastructure through policy-based controls rather than manual administration.
AI & Machine LearningCloud ComputingDeveloper ToolsEnterprise SoftwareParis, FR
Morgan Perry(Founder)inRomaric Philogène(Founder)inRomaric Philogene(Founder)
Co-investorsCrane Venture PartnersIris CapitalTechstarsAlvenbacktrace capitalFounders Future+1 more
Quable offers a Product Information Management (PIM) platform that centralizes and distributes product data and media across e-commerce, physical stores, and other channels for omnichannel brands.
E-commerceRetail TechSaaS
Core Scientific operates in the cryptocurrency mining and digital infrastructure space, providing infrastructure and investment services for blockchain-based assets and operations.
AI & Machine LearningCloud ComputingCrypto & Web3Data & InfrastructureDeep TechEnergy
Eric Weiss(Founder and Chief Investment Officer, Blockchain Investment Group)in
BoardJeff Booth(Founding Partner, Ego Death Capital)
Co-investorsBlockchain CapitalBollinger Investment GroupReal Tech CapitalV1 VC
Recall.ai provides meeting recording and transcription APIs and SDKs that capture individual speaker audio for accurate, multi-speaker transcripts.
AI & Machine LearningData & InfrastructureDeveloper ToolsEnterprise SoftwareSaaSSan Francisco, US
David Gu(Founder)inAmanda Zhu(COO)inEric LiTed Chai(Chief of Staff)inElliot Levin(Engineer)Dhruv Parmar(Founding Engineer)
Co-investorsavraBessemer Venture PartnersCathexis VenturesFundamental VenturesHubSpot VenturesJude Gomila+20 more
Salt OS builds a platform for deploying and managing AI solutions on-premises for regulated enterprises, emphasizing data sovereignty and maintainability of AI workflows.
AI & Machine LearningCybersecurityDeep TechDeveloper ToolsEnterprise SoftwareSaaS
Co-investorsAndreessen HorowitzCoinbase VenturesGaingelsStruck CapitalCoreWeaveMorpheus Ventures
Samsung is a consumer electronics company that makes products including Galaxy mobile devices with AI features and televisions such as The Frame and The Frame Pro.
AI & Machine LearningConsumerHardwareSuwon, KR
Yoonie Joung (정윤)in
Co-investorsBantam Group
SIX operates a regulated central securities depository that provides institutional custody, settlement, and asset servicing for both digital and traditional assets through a unified infrastructure.
Cloud ComputingData & InfrastructureFintech
Co-investorsBlockchain Valley Ventures, Llc
Serverpod is an open-source, scalable app server written in Dart for the Flutter community, generating protocol and client-side code from server endpoints and offering features like an ORM, authentication, caching, file uploads, and logging.
AI & Machine LearningCloud ComputingDeveloper Tools
Co-investorsExpedite Venturesnode.vcPSV
Shortcut provides a project management and issue tracking platform designed for software development teams to plan and execute projects.
AI & Machine LearningDeveloper ToolsEnterprise SoftwareFuture of WorkSaaSNew York, US
Kurt Schrader(Co-Founder & CEO)inAndrew Childs(Founder)inDaniel Gregoire(Head of Engineering)inJordan LaCount(Head of Product)inDevin Riker(VP Customer Experience)inShannjit Singh(VP Finance)in
Co-investorsBattery VenturesBoxGroupGreylock PartnersLerer HippeauResolute VenturesRRE Ventures+2 more
source{d} builds open source tools for "Code as Data" and "Machine Learning on Code", letting engineering organizations retrieve, analyze, and run analytics on their source code across versions.
AI & Machine LearningData & InfrastructureDeveloper Tools
New York City, US
Nikolay Rodionov(Executive Officer, Director)Pierre-Louis Theron(Executive Officer, Director)inAxel Delmas(Executive Officer, Director)
Co-investorsPartech VenturesR/GA VenturesTechstarsWalnut Venture AssociatesBpifranceVerizon Ventures
SuperTokens is an open-source user authentication platform that enables developers to add authentication infrastructure to their products within 15 minutes.
CybersecurityDeveloper ToolsEnterprise SoftwareSaaSSan Francisco, US
Advait Ruia(Founder)inRishabh PoddarinNemi Shah(Software Engineer)Bhumil Sarvaiya(Software Engineer)Mihaly Lengyel(Software Engineer)Dixita Sharma(Recruiter)
Co-investorsRoot Ventures Manager, LlcY CombinatorWestWave Capital
TopK is a search platform that vertically integrates retrieval, inference, and document processing to run search over structured and unstructured data, built on object storage for lower cost and scale.
AI & Machine LearningData & InfrastructureDeveloper Tools
Jerguš Lejko(Founder)inJergus Lejko(Founder)Marek Galovic(Founder)Marek Galovic Jergus Lejko(Founder)
Co-investorsEarlybird Venture CapitalKAYA
Treasure Data offers the Personalization AI Suite, an AI-native tool that uses unified customer data and real-time signals to automatically personalize web content, offers, and experiences for individual customers.
AI & Machine LearningData & InfrastructureMarketing TechMountain View, US
Kazuki Ota(Executive Officer, Director)Hironobu Yoshikawa(Founder)Hiro Yoshikawa(Founder)inKazuki Ohta(Founder)Sadayuki Furuhashi(Founder)
BoardTim Guleri(Director)in
Co-investorsCarbide VenturesHaymaker VenturesHeavybitIT-Farm CorporationScale Venture PartnersSierra Ventures+3 more
Tsuga builds an enterprise observability platform that runs inside a customer's own cloud account rather than a vendor's, so operational telemetry never leaves the customer's environment.
Cloud ComputingData & InfrastructureDeveloper ToolsEnterprise SoftwareSaaSParis, FR
Gabriel-James Safar(Founder)inSébastien Deprez(Founder)in
Co-investorsFELIX CAPITALGeneral CatalystMotier VenturesPICUS CAPITALAlvenAmjad Masad+4 more
Twin is an AI agent platform that lets teams hire ready-made agents or build their own with no code, running autonomously on schedules or triggers to handle tasks like lead generation, data scraping, outreach, and reporting.
AI & Machine LearningSaaSSales Tech
Co-investorsAPY VenturesBetaworksKima VenturesLocalGlobeMotier VenturesMozilla Ventures+3 more
Ubicloud is an open source cloud infrastructure platform that offers managed services or self-hosted deployment to reduce cloud costs and eliminate vendor lock-in.
AI & Machine LearningCloud ComputingData & InfrastructureDeveloper ToolsEnterprise SoftwareSan Francisco, US
Umur Cubukcu(Founder)inOzgun Erdogan(Founder)inDaniel Farina(CTO)inEkin Akar(Head of Ops)
Co-investorsY Combinator500 Emerging Europee2vcMaxitechPioneerRainfall Ventures+5 more
Unqork provides a low-code/no-code platform that helps enterprises in financial services, insurance, and healthcare build and manage complex software systems with governance, security, and transparency.
AI & Machine LearningDeveloper ToolsEnterprise SoftwareSaaSNew York, US
Gary Hoberman(Founder & CEO)inAlex Schmelkin(Executive Officer)inBassam Chaptini(Executive Officer)inDavid Sullivan(Executive Officer)in
Co-investorsBlue CollectiveCapitalGEQUIAMFin CapitalG SquaredMarch Capital Partners+11 more
Darrick Wiebe(Founder)Martin Snelgrove(Founder)Raymond Chik(Founder)
Co-investorsRadical Ventures
Usage AI provides cloud cost optimization software that helps engineering teams reduce cloud spending without requiring engineering work or long-term contracts.
Cloud ComputingDeveloper ToolsSaaS
Co-investors1/1 CapitalAmity VenturesGreen Meadow Ventures
User Interviews provides a research platform with tools for managing panels, teams, and studies, including participant databases, permissions, reports, and governance features.
B2B MarketplacesEnterprise SoftwareMarketing TechSaaSBrooklyn, US
Bob Saris(Executive Officer)inBasel Fakhoury(Executive Officer, Director)inDennis Meng(Executive Officer, Director)inTJ Mahony(Director)in
BoardMark Volchek(Director)in
Co-investorsAlumni VenturesDorm RoomEntrepreneurs Roundtable Accelerator (ERA)FJ LabsForefront VentureK Street Capital+7 more
Veepee is an online flash-sales platform offering limited-time deals on major brands at discounts of up to 70%.
ConsumerE-commerceMarketplacesSaint-Denis, FR
VideoSupport provides a browser-based tool that lets customers record screen or camera videos to explain support issues without installing an app, then delivers the recording with a transcript and an AI-drafted answer into the support team's existing workflow.
AI & Machine LearningEnterprise SoftwareSaaS
LivePerson is an enterprise software company that provides conversational AI and digital customer engagement solutions through its Conversational Cloud platform.
AI & Machine LearningEnterprise SoftwareSaaSNot stated, US
John Sabino(Chief Executive Officer)inJohn Collins(Chief Financial Officer and Chief Operating Officer)inBarbara Dawson(Chief People Officer)inMonica Greenberg(Chief Legal & Administrative Officer)inKevin Meeks(Field President, Chief Revenue & Customer Officer)inChristopher Mina(Chief Technology & Product Officer)in
Co-investorsBand of AngelsCota Capitalmark vcRTP Global
A full-stack developer experience platform orchestrating the developer tool chain.
Zach Zaro(Founder)Zan Faruqui(Founder)
Co-investorsRRE VenturesArtesianFuturistic.VCSisu Game Ventures
Zalando is an online fashion and lifestyle retailer selling clothing, shoes, and accessories to consumers.
ConsumerE-commerceMarketplacesBerlin, DE
Robert Gentz(Founder)inSiddhi SaraiyainDavid Schneider(Founder)
Co-investorsAccess Technology VenturesFelix JahnHoltzbrinck VenturesHV CapitalKinnevikAir Street Capital+6 more
ZAMA is a full-service component supplier for OEMs in the outdoor power equipment and recreational vehicles industries, with expertise in fuel management systems and electromechanical solutions.
Advanced ManufacturingHardwareMobility & Transportation
Social mapping application for millennials.
Antoine Martin(Founder)in
Co-investorsOneRagtimeBenchmarkScript Capital
JRebel is a developer productivity tool for Java developers that eliminates application redeploys during coding, letting changes take effect in real time.
Developer ToolsEnterprise SoftwareSaaSBoston, US
Jevgeni Kabanov(Co-founder)inRoger Colvin(Executive Officer)inAlex Laats(Executive Officer, Director)Toomas Römer(Co-founder)
BoardBen Holzman(Director)inJ. Benjamin Nye(Director)
Co-investorsUncorrelated Ventures
Other
Tracked investments with no reachable website or further public details — typically companies that wound down, renamed, or were absorbed.
Aleph One Fund ManagementCapabilityCaspianDBCaurusCreatewithplayCTU PragueDatakinDevex AdvisoDoubleoDrumGFinlyncHoctailMaltMetaObjectiveOttiPerfect RecallPhotobutlerPlayPrimaaRough House GamesSIXTSkimStyriaTeliaUSC
Exits · 16
5 IPOs · 11 acquisitions · showing 8IBMNYSE: IBMIntelNASDAQ: INTCKlaviyo, Inc.NYSE: KVYOShopifyNASDAQ: SHOPAtomicjaracq. by DockerBison Trailsacq. by CoinbaseGravityacq. by AOLLookeracq. by Google
Portfolio news
latest coverage across their companies
Shopify · shopify.engineering · Sep 10, 2026

Modiqo · progressiverobot.com · Aug 30, 2026
Cloudera · SiliconANGLE · Aug 19, 2026

Isomorphic Labs · biopharminternational.com · Jul 21, 2026

Plakar · nickjanetakis.com · Jul 21, 2026
N26 · tech.eu · Jun 25, 2026
Tsuga · pathfounders.com · Jun 23, 2026
Prelude · eu-startups.com · May 20, 2026
Frequently asked questions
- How many investments has Irregular Expressions made?
- Irregular Expressions has 157 tracked investments, 16 of which have exited, including 5 dated in the last 24 months.
- What stage does Irregular Expressions invest at?
- Irregular Expressions invests at the Seed stage.
- What sectors does Irregular Expressions focus on?
- Irregular Expressions focuses on Enterprise Software, Fintech.
- Who does Irregular Expressions co-invest with?
- Irregular Expressions most often shares deals with Y Combinator, Kima Ventures, Techstars, among 383 tracked co-investors.
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