Stepstone Group — Full Portfolio

US Nuclear Corp is a publicly traded holding company (ticker UCLE) that designs and manufactures radiation, chemical, and biological detection instrumentation and systems through its subsidiaries.

EnergyHardwareMedical DevicesCanoga Park, US

Robert I. Goldstein(President, Chief Executive Officer, and Chairman of the Board of Directors)Michael Hastings(Chief Financial Officer, and member of the Board of Directors)in

Co-investorsDCDCVC (Data Collective)

DuploCloud provides a platform that consolidates DevOps and cloud security for developers and organizations.

AI & Machine LearningCloud ComputingCybersecurityDeveloper Tools

VTVenkat Thiruvengadam(Founder, CEO & Board Member)in

Co-investorsMOMonta Vista CapitalMAMayfield FundWEWestBridge Capital

Multiverse develops workforce training programs focused on equipping workers with durable skills needed for effective AI adoption in the workplace, combining soft skills and cognitive competencies.

AI & Machine LearningEdTechEnterprise SoftwareFuture of WorkLondon, GB

EBEuan Blair(Co-Founder & CEO)inSASophie Adelman(Co-Founder & President)in

Co-investorsGEGeneral CatalystLILightspeed Venture PartnersAUAudaciousBLBlitzscaling VenturesEMEmerge EducationHAHaystack+7 more

Kyash is a Japanese mobile payment app that lets users load funds into their balance from bank accounts, credit or debit cards, Pay-easy, and dedicated deposit accounts, with no deposit fees and options for scheduled or automatic top-ups.

ConsumerFintechTokyo, JP

STShinichi Takatori(Representative Director & President (Founder))in

Co-investorsALAltos VenturesBLBlock IncGOGoodwater CapitalGRGreyhound CapitalJAJAFCO GroupMIMitsui Sumitomo Insurance Capital+5 more

accessiBe provides AI-powered and expert-driven web accessibility solutions, including its accessWidget product, to help businesses of all sizes make their websites accessible and comply with accessibility laws such as the ADA.

AI & Machine LearningEnterprise SoftwareSaaS

Robert Lopez(CEO)in

Co-investors8383NorthGLGlilot Capital PartnersINIn-Q-TelP1P101 Ventures

AcuityMD is a vertical AI and commercial-intelligence platform that helps medical-device companies size markets, prioritize physicians and facilities, manage territories and pipelines, forecast demand, and accelerate product adoption.

HealthtechBoston, US

MMMichael Monovoukas(CEO and Co-Founder)inRobert Coe(CTO and Co-Founder)Lee Smith(Co-Founder and VP of Customer Experience)

BoardLBLogan Bartlett(Director / Redpoint investor)inEVEric Vishria(Director / Benchmark investor)in

Co-investorsAJAjax HealthARArtisanal VenturesATAtreides ManagementICICONIQ GrowthRERedpoint VenturesBEBenchmark

Poolside builds open-weight foundation models and agentic coding models, including the Laguna family, along with the systems and infrastructure needed to train, refine, and improve these models.

AI & Machine LearningDeveloper Tools

JWJason Warner(Founder & CEO)inEiso Kant(Founder)

Co-investors7G7GC & CoABAbstraction CapitalAIAir Street CapitalB B Capital GroupB4B4 CapitalBABain Capital Ventures+24 more

Airis Labs builds AI software that converts unstructured visual data — from smartphones, social media, CCTV, body cams, drones, and video feeds — into structured, searchable intelligence.

AI & Machine LearningDefense TechGovTechWashington, D.C., US

RARotem Abeles(Co-founder & CPO)inAmos Lahav(Co-founder & GM US)inNoam Friedman(Co-founder & CEO)

Co-investorsTLTLV PartnersINInsight PartnersPSPSG EquityRERedSeed Ventures

APEX Ventures is an early-stage venture capital firm that backs deep tech founders across domains including artificial intelligence, autonomous systems and robotics, energy transition, next-gen computing, medical technologies, and space.

Co-investorsCOCoastCapKFKfW CapitalQCQC·VENTURES8V8VCANAndreessen HorowitzGLGlade Brook Capital Partners+2 more

Assent operates an AI-native platform for supply chain sustainability and compliance, helping complex manufacturers reduce risk, strengthen data integrity, and meet regulatory requirements.

Advanced ManufacturingAI & Machine LearningEnterprise SoftwareSaaSOttawa

MWMatt Whitteker(Director)inRIRob Imbeault(Director)inAWAndrew W.(Founder)inJHJonathan Hughes(Founder)inAWAndrew Waitman(Executive Officer)RFRussell Frederick(Executive Officer)in

Co-investorsVOVolition CapitalFIFirst Ascent VenturesVIVista Equity PartnersWAWarburg Pincus

Auradine develops ultra-low-power compute technology for AI applications across cloud data centers, edge, and physical/embodied AI.

AI & Machine LearningHardwareSemiconductorsCampbell, US

BKBarun Kar(Executive Officer, Director)in

BoardRKRajiv Khemani(Director)inNCNavin Chaddha(Director)inSVSriram Viswanathan(Director)inFTFred Thiel(Director)inSaid Ouissal(Director)

Co-investorsCLCleo CapitalAIAIspace VenturesCACapricorn Investment GroupCECelesta CapitalCOCota CapitalDCDCVC (Data Collective)+10 more

Blair provided financing to students through income share agreements, funding thousands of borrowers in the United States before exiting operations in 2022.

FintechSan Francisco, US

MMMike Mahlkow(Founder)inDNDavid Nordhausen(Founder)inCSConstantin Schreiber(Founder)in

Co-investorsVIVibe CapitalY Y CombinatorZIZillionizeBOBONDGEGeneral CatalystINIndex Ventures+2 more

Contrary is a venture capital firm that publishes research and analysis on emerging technologies and market trends.

Sector Agnostic

Eric Tarczynski(Founder, Managing Partner)

Co-investorsHUHumba VenturesINInflection VenturesALAlign VenturesANAndreessen HorowitzBOBoost VCCHChevron Technology Ventures+6 more

BuildOps provides operational management software for commercial contractors, integrating project management, accounting, and AI-driven intelligence to streamline field-to-ledger workflows across North America.

AI & Machine LearningConstruction TechEnterprise SoftwareSaaSLos Angeles, US

ACAlok Chanani(CEO & Co-Founder)inSCSteve Chew(Co-Founder)in

Co-investors0101 Advisors13137 Ventures191984 Ventures Management, LlcALAlpha EdisonB B Capital GroupB4B4 Capital+15 more

CoinFund is a crypto-focused investment firm that backs and partners with founders building companies across finance, infrastructure, and AI.

Crypto & Web3Fintech

JBJake Brukhman(Managing Partner, Co-Founder and CIO)inAFAlex Felix(Managing Partner, Head of Venture Investing)in

Co-investorsNANarwhal VenturesBUBullpen CapitalCOCoinbase VenturesCOCoinFundHAHaun VenturesHOHOF Capital+4 more

Cyberhaven provides data detection and response (DDR) software that helps security teams investigate incidents involving data exfiltration and insider threats by reconstructing the complete timeline and context of user actions and data movements.

AI & Machine LearningCybersecurityData & InfrastructureEnterprise Software

VKVolodymyr Kuznetsov(Founder)in

Co-investorsCRCrane Venture PartnersFOForgePoint CapitalLALaunchBay CapitalRERedpoint VenturesVEVertex VenturesWIWing+4 more

Draftea operates a mobile sports betting app offering live in-play betting with real-time odds across sports including soccer, American football, basketball, baseball, and F1.

ConsumerGamingSports Tech

AJAlán Jaime Misrahi(Founder)inJoe Cohen(Founder)in

Co-investorsABAbstract VenturesCOCourtside VenturesKAKaszek VenturesSESequoia Capital

Draftea is a mobile app for online sports betting, offering live in-game betting with real-time odds across sports such as soccer, American football, basketball, baseball, and Formula 1.

ConsumerGamingSports Tech

AJAlán Jaime Misrahi(Founder)inJoe Cohen(Founder)in

Co-investorsBUBullpen CapitalMAMantis CapitalCOCourtside VenturesSESequoia Capital

TrustDriven provides integrated software products for nonprofits and membership organizations, including fundraising, volunteer management, membership administration, and advocacy tools.

Enterprise SoftwareImpact & Social GoodSaaS

Co-investorsWAWaterloo Accelerator CentreANAndreessen HorowitzBHBHP VenturesBRBreakthrough Energy VenturesEAEarthshot VenturesENEntourage Ventures+6 more

Everstream Analytics provides supply chain risk management software that gives companies predictive insight and analytics into risks across their supplier networks.

AI & Machine LearningLogistics & Supply ChainSaaS

Co-investorsCOColumbia CapitalMOMorgan Stanley

Develocity is a context engineering layer for AI-driven software delivery, providing toolchain and artifact observability captured from build systems such as Maven, Gradle, npm, Python, Bazel, sbt, and Docker along with governance and efficiency engines.

AI & Machine LearningDeveloper ToolsEnterprise Software

HDHans Dockter(Co-Founder & CEO)inAMAdam Murdoch(Technical Advisor & Co-Founder)inESEtienne Studer(SVP of Engineering; co-founder of the Develocity platform)in

Co-investorsDCDCVC (Data Collective)HAHarmony PartnersTRTriangle Peak PartnersBABain Capital VenturesTRTrue Ventures

Infinite provides APIs and SDKs for businesses to integrate stablecoin payment capabilities, enabling fast, low-cost global settlement without cryptocurrency complexity.

Crypto & Web3Developer ToolsEnterprise SoftwareFintechSan Francisco, US

NSNikhil Srinivasan(Cofounder & CEO)inRLRaj Lad(Cofounder & CTO)in

Co-investorsY Y Combinator46468 CapitalBABalnord Sp. z o.o.EUEuropean Innovation Council FundGSGSR VenturesLGLGVP+3 more

Inspectiv offers an AI-enabled security testing platform that combines bug bounty, penetration testing, feature testing, and vulnerability disclosure programs (VDP) with Continuous Threat Exposure Management.

AI & Machine LearningCybersecurityEnterprise SoftwareSaaSCulver City, US

JMJoseph Melika(Executive Officer, Director)inRDRyan Disraeli(Executive Officer, Director)inClark Landry(Executive Officer, Director)in

Co-investorsFIFikaMOMoonshots CapitalMUMucker CapitalSOSocial StartsFIFika VenturesGRGreenspring Associates

iubenda provides a digital compliance platform that helps businesses create and manage privacy policies, cookie banners, terms and conditions, and accessibility documentation to meet global privacy regulations.

LegalTechSaaS

AGAndrea Giannangelo(Founder)inRNRaffaele Negroin

Co-investors212100 Ventures4D4Di CapitalBRBrighteye VenturesMEMetrika SGR S.p.A.P1P101 VenturesPLPlay Ventures+8 more

Kodiak AI develops AI-powered autonomous ground transportation solutions, with initial focus on driverless trucking.

AI & Machine LearningLogistics & Supply ChainMobility & TransportationRoboticsCalifornia, US

DBDon Burnette(CEO & Founder)in

Co-investorsA'A'Z AngelsBABattery VenturesBMBMW i VenturesCRCRV (Charles River Ventures)HAHarpoon VenturesLILightspeed Venture Partners+7 more

Kroll is a global advisory firm providing independent analysis and strategic consulting services including valuations, M&A transactions, regulatory compliance, and risk management for multinational organizations and financial institutions.

Enterprise SoftwareFintech

Kueski provides digital lending and payment services in Mexico, offering personal loans and a buy-now-pay-later product (Kueski Pay) for online and in-store purchases without a credit card.

FintechMexico City, MX

AFAdalberto Flores Ochoa(Executive Officer, Director)in

BoardPKPeter Kellner(Director)inPatrick Gallagher(Director)

Co-investorsCACapria VenturesCACathay InnovationCOCore Ventures GroupCRCrunchFundFLFluent VenturesG G Squared+9 more

LSEG is a global financial markets infrastructure and data provider that offers data, indices, analytics, capital formation, trade execution, clearing, and risk management services across the financial markets value chain.

Data & InfrastructureEnterprise SoftwareFintechLondon, GB

Lyka delivers fresh, gently cooked meals tailored to individual dogs through a subscription service across Australia.

FoodTechSydney, AU

DMDr Matthew Muir(Co-founder & Integrative Veterinarian)in

Co-investorsAFAfterWork VenturesMIMighty PartnersSHShearwater CapitalLGLGVPPOPoint King Capital

Moonbounce provides AI behavior control systems that allow organizations to manage and enforce their intentions in AI systems at decision-making moments.

AI & Machine LearningCybersecurityEnterprise SoftwareSaaSSan Francisco, US

Brett Levenson-Arkin(Founder)ABAsh Bhardwaj(Founder)inBLBrett Levenson(Founder)in

Co-investorsAMAmplify Partners

Moonbouncer is a Discord bot that enables cross-platform community engagement and monetization by connecting Discord servers with external platforms like Twitch, TikTok, and e-commerce shops, allowing creators to incentivize and reward audience actions across multiple channels.

Creator EconomySaaS

Co-investorsHAHack VCAMAmplify Partners CV

Mosyle provides enterprise-grade device management, endpoint security, and identity management software for Apple devices deployed in schools, businesses, and managed service provider environments.

CybersecurityDeveloper ToolsEnterprise SoftwareOrlando, US

ALCYR MENNA BARRETO DE ARAUJO NETTO(Executive Officer, Director)AAAlcyr Araujo(Founder)inISRAEL GERALDI(Director)

BoardJEREMIAH DALY(Director)inDIOGO MYRRHA(Director)in

Co-investorsALAlbum VCELElephant PartnersINInsight PartnersPEPeak Ventures

Night is a talent management and marketing company that represents online creators, musicians, artists, and brands, and partners with top creators to build businesses across CPG, tech, and media.

Creator EconomyMarketing TechMedia & Entertainment

RDReed Duchscher(Founder)in

Co-investorsTHThe Chernin Group (TCG Crypto)FOFounders Fund

Northwood provides end-to-end ground infrastructure for space missions, from concept through deployment to live data delivery.

Deep TechHardwareSaaSSpace Tech

SLShaurya Luthra(Cofounder)in

Co-investorsALAlpine Space VenturesALAlso CapitalANAndreessen HorowitzAUAurelia FoundryBABalerion Space VenturesFUFulcrum Venture+7 more

Overland AI develops ground autonomy solutions for military vehicles and land operations, enabling autonomous mobility without human operators.

AI & Machine LearningDefense TechRoboticsSeattle, US

BBByron Boots(Co-Founder & CEO)inSBStephanie Bonk(Co-Founder & President)inGOGreg Okopal(Co-Founder & COO)inJonathan Fink(Executive Officer)

BoardChristopher Morales(Director)

Co-investors8V8VCASAscend Venture CapitalOUOUP (Osage University Partners)POPoint72 VenturesVOVoyager CapitalCUCubit Capital+3 more

Protect AI develops security solutions for artificial intelligence systems.

AI & Machine LearningCybersecurityEnterprise SoftwareSeattle, US

ISIan Swanson(Executive Officer, Director, Promoter)inBABadar Ahmed(Director)inDaryan Dehghanpisheh(Director)

BoardRSRichard Seewald(Director)inMKMark Kraynak(Director)inESEd Sim(Director)in

Co-investors0101 AdvisorsACAcrew CapitalAVAviso VenturesBOboldstart venturesEVEvolution Equity PartnersSASamsung Next+3 more

Rasa builds a conversational AI platform that extends large language models with business logic, enabling enterprises to develop AI agents that handle high-volume interactions securely.

AI & Machine LearningData & InfrastructureDeveloper ToolsEnterprise SoftwareSaaSSan Francisco, US

AWAlex Weidauer(Co-founder & Strategic Advisor)TBTom Bocklisch(Principal Architect)in

Co-investorsACAccelBABasis Set VenturesPAPayPal VenturesANAndreessen HorowitzANAngel InvestDIDig Ventures Management Limited+5 more

Regie.ai builds a generative AI sales prospecting platform, including AI sales agents that prospect autonomously and RegieOne, an AI-native sales engagement platform.

AI & Machine LearningSaaSSales TechSeattle, US

MMMatt Millen(Co-founder)inSSSrinath Sridhar(Co-founder)in

Co-investorsDADay One VenturesFOFoundation CapitalSCScale Venture PartnersKHKhosla VenturesSOSouth Park CommonsTRTriplePoint Capital

Revefi builds data infrastructure and analytics systems for enterprise customers, leveraging expertise in database optimization, search-based business intelligence, and data quality at scale.

AI & Machine LearningCloud ComputingData & InfrastructureEnterprise SoftwareSaaSRedmond, US

SGShashank Gupta(CTO, Co-founder)inSASanjay Agrawal(CEO, Co-founder)in

Co-investorsGTGTM CapitalICIcon VenturesMAMayfield FundNENeythri Futures FundGTGTMfund

Portland, US

BoardJSJon Seeber(Director)inJNJill Nelson(Executive Officer, Director)CGCarter Griffin(Director)in

Co-investorsUPUpdata Partners

Seven Stars is a mobile game studio that develops casual games, including "Castaway Isle," a merge-and-restore game with a mystery narrative.

ConsumerGaming

Co-investorsBEBehold VenturesFAFailup VenturesSISisu Game VenturesSPSpintop VenturesSASapphire Partners

Sidewalk Infrastructure Partners (SIP) invests in and develops businesses and projects focused on energy and digital infrastructure systems, including virtual power plants and data centers.

Climate TechDeep TechEnergyBrooklyn, US

BBBrian Barlow(Executive Officer, Director, Promoter)inJONATHAN WINER(Executive Officer, Director, Promoter)SLSara Lewis(Executive Officer)MBMichelle Brooks(Executive Officer)DALE BURGESS(Director)DANIEL DOCTOROFF(Director)

Silent Push operates a proprietary scanning and aggregation engine that logs changes across the entire IPv4 and IPv6 space, providing security teams with pre-evaluated first-party data and query functionality to track and monitor attacker infrastructure.

CybersecurityData & InfrastructureSaaSReston, US

Kenneth Bagnall(Executive Officer, Director)TDTim Dawson(Director)in

BoardDPDavid Palmer(Director)inFVFrank Verdecanna(Director)inJJJohn Jensen(Director)in

Co-investorsTETen Eleven

Transcend provides a real-time data governance and decision layer that encodes business policy, regulatory context, and customer permissions into systems processing customer data, answering "Can I use this data?" at runtime.

AI & Machine LearningCybersecurityData & InfrastructureSan Francisco, US

BBBen Brook(CEO)in

Co-investors0101 AdvisorsACAccelINIndex VenturesHIHighlandXNYNyca PartnersSCScript Capital+1 more

Transcend provides collateral management software that connects eligibility, inventory, trading, cash, and counterparty data across a firm's existing systems to support optimization and decision-making.

Enterprise SoftwareFintechSaaSPiscataway, US

BKBala Kumar(Co-Founder & Chief Architect, Managing Director)inBKBimal Kadikar(Founder & CEO)inMSManish Sharma(Co-Founder & Chief Technology Officer)in

Co-investorsNYNycaNYNyca PartnersACAccelHIHighlandXINIndex VenturesSCScript Capital+1 more

Trullion provides AI-powered software for internal and external audit teams that automates testing, data extraction, and reconciliation workflows.

AI & Machine LearningEnterprise SoftwareFintechSaaS

IHIsaac Heller(Founder)in

Co-investorsALAlephGRGreycroftTHThird Point VenturesVEVerissimo VenturesTHThird Point

Ultra provides digital vetting and trust verification solutions deployed across 40+ countries to enable secure online transactions and safeguard the digital economy.

AI & Machine LearningCybersecurityEnterprise SoftwareGovTechLogistics & Supply ChainSaaSDover, US

Co-investorsAWAwz VenturesCACapricorn Investment GroupMAMaverick SiliconPRPremji InvestPRProsperity7 VenturesSASamsung Catalyst Fund

EnergySeattle, US

Francesco Venneri(Executive Officer, Director)Giulia DeLorenzi-Venneri(Executive Officer)Eva Zhang(Director)Lorenzo Venneri(Director)Ritesh Budree(Executive Officer)

Co-investorsANAndreessen HorowitzCHChevron Technology VenturesCRCrucible CapitalDEDecisive PointFUFundomoWEWelara

Upscale offers an AI platform that generates TV commercials and performance creative for brands advertising on connected TV (CTV) and streaming channels, handling creative production, media buying, and measurement.

AdTechAI & Machine LearningMarketing Tech

RKRajiv K.(Founder)in

Co-investorsNVNVP CapitalMAMaverick SiliconNENewark Venture PartnersNVNVIDIAPRPremji InvestPRProsperity7 Ventures+3 more

Upscale AI builds networking infrastructure purpose-built for AI workloads, including scale-up rack networking (SkyHammer) and open Ethernet fabrics based on NVIDIA Spectrum-X silicon and a SONiC-based network OS.

AI & Machine LearningDeep TechHardwareSemiconductorsSanta Clara, US

RKRajiv K.(Founder)in

Co-investorsQUQualcomm VenturesMAMaverick SiliconNVNVIDIAPRPremji InvestPRProsperity7 VenturesSASalesforce Ventures+2 more

x.ai builds frontier AI reasoning models, real-time voice AI, and generative media systems.

AI & Machine LearningDeep TechDeveloper ToolsEnterprise SoftwarePalo Alto, US

Y(Yuhuai (Tony) Wu(Founder)inGYGreg Yang(Founder)inGuodong Zhang(Founder)inIgor Babuschkin(Founder)inEMElon Musk(Founder)in

Co-investors7P7percent VenturesABAbstract VenturesAGAglae VenturesAMAmity VenturesANAndreessen HorowitzARArctic Digital+35 more

Zencity provides a platform that helps government communications teams understand resident sentiment and feedback through AI-powered analytics, surveys, and sentiment monitoring tools.

AI & Machine LearningGovTechSaaSChicago, US

EWEyal Wachtel(CEO + Co-Founder)Gary Filipp(Director, Executive Officer)

BoardChristopher Lawrence(Director)Collin Taylor(Director)

Co-investorsI3i3 PartnersM1M12 (Microsoft's Venture Fund)TLTLV PartnersCACanaan Partners IsraelSASalesforce VenturesVEVertex Ventures

Zepto operates a network of micro-warehouses across Indian cities to provide rapid grocery delivery to consumers.

ConsumerFoodTechMH, IN

APAadit Palicha(Founder)inKVKaivalya Vohra(Founder)in

Co-investorsAVAvenir Growth CapitalBRBreyer CapitalCOContraryGEGeneral CatalystGOGoodwater CapitalLILiquidity Capital+7 more