Day One Ventures — Full Portfolio

Alga Biosciences develops feed additives that reduce methane emissions from cattle — cutting cow burps to combat climate change.

Advanced ManufacturingAgTechBiotechClimate TechSan Francisco, US

Alex Brown(Co-founder and CEO)inDaria Balatsky(Founder)inCaroline McKeon(Founder)inAlexander Brown(Founder)in

Co-investorsY CombinatorAngel Collective Opportunity FundCollaborative FundCool Climate CollectiveHelium-3 VenturesJetstream+4 more

AnyRoad provides a platform for managing and optimizing events, tours, classes, and activations for businesses seeking to build brand loyalty and increase return on investment.

Enterprise SoftwareMarketing TechSaaSTravel & HospitalitySan Francisco, US

Jonathan Yaffe(Co-founder)inDaniel Yaffe(Co-founder)in

Co-investorsAndreessen HorowitzPrecursor VenturesRally Ventures Management, LlcRuna Capital500 GlobalEntrée Capital+5 more

Owner provides software for independent restaurants in the USA to drive sales and protect profits, including tools to compete with large chains.

AI & Machine LearningFoodTechMarketing TechSaaSSan Francisco, US

Dean Bloembergen(Co-Founder & CTO)inAdam Guild(Co-Founder & CEO)inRob Lehman(President & COO)

BoardJason Lemkin(Director)in

Co-investorsActivant CapitalRedpoint VenturesTranspose Platform ManagementAlt CapitalBrowder CapitalGoldman Sachs+12 more

Abel converts police body camera video into automated police reports, reducing time officers spend on administrative documentation.

GovTechSan Francisco, US

Daniel Francis(Founder)in

PartnerMasha Drokova Bucher· solo GP

Co-investorsY Combinator

Artisan builds an AI-powered platform that consolidates fragmented work software tools and automates repetitive workflows through AI collaborators.

AI & Machine LearningEnterprise SoftwareFuture of WorkSaaSSan Francisco, US

Jaspar Carmichael-Jack(Founder)inSam Stallings(Co-founder)in

Co-investorsHubSpot VenturesY CombinatorSoma Capital10x FoundersAIP SeedMento vc+1 more

Ava provides real-time captioning for conversations to make audio content accessible to deaf and hard-of-hearing people.

AI & Machine LearningDigital Health

Thibault Ducheminz

PartnerMasha Drokova Bucher· solo GP

Co-investorsDorm RoomEnable VenturesFJ LabsLerer HippeauPartech Ventures

BlueLabs produces water purification filters and eco-friendly water treatment materials from recycled oyster shells, addressing water contamination and circular economy challenges.

Circular EconomyCleantechClimate TechImpact & Social GoodWellness & FitnessSeocho, KR

정상호 (Sang-ho Jung)

Co-investorsTechstarsBasis Set VenturesCaffeinated CapitalHustle FundKleiner PerkinsPear VC+1 more

Cabal provides AI-powered relationship intelligence that infers connections from public data for venture capital platform teams, deal sourcing professionals, and sales organizations.

AI & Machine LearningEnterprise SoftwareSaaSNew York City, US

Fahim Ferdous(Founder)in

Co-investorsCraft VenturesShrug CapitalY CombinatorFuture AfricaGTMfundMaC Venture Capital

AI & Machine LearningCybersecurityEnterprise Software

Neil Serebryany(Cofounder)

PartnerMasha Drokova Bucher· solo GP

Co-investorsCyber Mentor FundExpeditionsFrontline VenturesHakluyt CapitalManta Ray VenturesPaladin Capital Group+2 more

Core Memory is a subscription newsletter covering people, objects, and ideas in science and technology.

Media & Entertainment

Digital Trends is a consumer technology media outlet that publishes news, reviews, and buying guides covering gadgets, electronics, software, AI, automobiles, and entertainment.

ConsumerMedia & Entertainment

Enso is an AI-first data preparation and blending tool for data teams, offering both no-code visual and full-code interfaces to ingest, clean, reshape, analyze, and deploy data workflows.

AI & Machine LearningData & InfrastructureDeveloper ToolsWilmington, US

PartnerMasha Drokova Bucher· solo GP

Co-investorsEastlink Capital PartnersKima Ventures

Filed is an AI tax preparer for accounting firms and tax professionals, designed to speed up return preparation while keeping human oversight.

AI & Machine LearningFintechLegalTechSaaS

PartnerMasha Drokova Bucher· solo GP

Flow Club is a virtual coworking platform that facilitates focused productivity through live, structured sessions using body doubling and the Pomodoro Technique.

Enterprise SoftwareFuture of WorkSaaSWellness & FitnessSan Francisco, US

David Tran(Founder)in

Co-investorsY CombinatorHustle FundHyphen CapitalNight CapitalNOMO VenturesSoma Capital+1 more

Haystack connects to Git and Jira to help engineering teams automate best practices, track capacity, and generate reports across the planning, execution, and delivery lifecycle.

Developer ToolsEnterprise SoftwareSaaSSan Francisco, US

Julian Colina(Founder)inKan Yilmaz(Founder)in

Co-investorsEntrepreneur FirstImmeasurableToba CapitalY Combinator

Haystack is a GitHub-integrated system that evaluates AI-generated pull requests by analyzing code context, diffs, agent reasoning, and test results to determine whether changes can be merged, require fixes, or need human review.

AI & Machine LearningDeveloper ToolsEnterprise SoftwareNew York City, US

Jake Yatvitskiy(Founder)inAkshay Subramaniam(Founder)in

Co-investorsY Combinator

San Francisco, US

Co-investorsMighty CapitalTechstarsRokk3r FuelStructure CapitalThayer Ventures

Hypebae is an online media publication covering fashion, footwear, beauty, and streetwear culture from a women's perspective, featuring product launches, brand collaborations, and reviews.

ConsumerMedia & Entertainment

Invisible builds AI systems embedded into enterprise operations and workflows, focusing on integrating AI infrastructure into existing business processes rather than deploying standalone software solutions.

AI & Machine LearningDeveloper ToolsEnterprise SoftwareFuture of WorkSaaSSan Francisco, US

Francis Pedraza(Executive Officer, Director)inJay Kumar(Founder)inRicardo Pedraza(Executive Officer)Kamron J Palizban(Executive Officer)Marshall Sutherland(Executive Officer)Nicholas Paul Brysiewicz(Director)

PartnerMasha Drokova Bucher· solo GP

Co-investorsAcrew CapitalBackedBY Venture PartnersGolden Gate VenturesGreycroftHOF Capital+4 more

Media & Entertainment

PartnerMasha Drokova Bucher· solo GP

Co-investorsAvestria VenturesSmartGateVCTaurus Ventures

PartnerMasha Drokova Bucher· solo GP

Netic builds production-grade AI systems that automate end-to-end workflows for essential service industries including home services, automotive, and consumer healthcare.

AI & Machine LearningEnterprise SoftwareMarketing TechSaaSSan Francisco, US

Melisa Tokmak(Founder & CEO)Brandy Loudermilk(Operations/Customer Success executive at Netic (exact current title unconfirmed))

BoardMike Volpi(Board Member; General Partner, Hanabi Ventures/Capital (investor))

PartnerMasha Drokova Bucher· solo GP

Co-investorsDylan FieldElad GilFounders FundGreylock PartnersLachy GroomSV Angel

Orchid provides an electronic health record system with AI capabilities for solo and small-group mental health practices, handling administrative tasks and clinical documentation to reduce manual work.

AI & Machine LearningHealthtechSaaSSan Francisco, US

Joseph Pomianowski(Founder)in

Co-investorsY CombinatorRefactor Capital

Orchid is a personal assistant that operates via text messaging to help users with organization, information retrieval, and task completion.

AI & Machine LearningConsumerEnterprise SoftwareFuture of WorkSan Francisco, US

Nizar Abi Zaher(Founder)inAdam Wazzan(Founder)in

Co-investorsY CombinatorRefactor Capital

Pathrise offers career coaching, networking access, and job search software to help individuals find employment, collecting payment only after successful placement.

EdTechSan Francisco, US

Kevin Wu(Founder/CEO)inEvan Limanto(Founder)in

Co-investorsY CombinatorGoAhead VenturesLearn Capital

Paylode provides a platform for businesses to create customizable perks and rewards programs and incentive campaigns that encourage specific customer actions and build loyalty across the customer lifecycle.

Enterprise SoftwareMarketing TechSaaS

Co-investorsStruck CapitalWayfinder VenturesSusa VenturesVinyl Capital

Praxis Labs is building tools and solutions to improve workplace experiences for all employees.

AI & Machine LearningEnterprise SoftwareFuture of WorkHR TechBrooklyn, US

Elise Smith(Executive Officer, Director, Promoter)inHeather Shen(Executive Officer, Director, Promoter)

BoardJeffrey Crowe(Director)in

Co-investorsNorwest Venture PartnersOpen Opportunity FundR/GA VenturesUlu VenturesWestbound Equity PartnersAnimal Capital+5 more

Rainmaker provides a cryptocurrency wallet using account abstraction technology that allows users to open accounts via email, fund them directly from traditional banking sources, and participate in decentralized finance without paying blockchain transaction fees.

Fintech

Carlos Reyes Stoneham(Founder)inBrent Traut(Founder)in

Co-investorsTamarack GlobalY CombinatorChampion Hill VenturesLong Journey Ventures

Rainmaker uses cloud seeding technology to combat water scarcity by generating freshwater at scale.

AgTechCleantechClimate TechDeep TechEl Segundo, US

Augustus Doricko(Founder)in

Co-investorsChampion Hill VenturesInvariantes FundKortschak Investments L.P.Long Journey VenturesSpacecadet VenturesStarship Ventures+4 more

Raiinmaker provides ethically sourced, rights-cleared video datasets and a human feedback (RLHF) pipeline for training, testing, and fine-tuning generative AI video and vision models.

AI & Machine LearningData & InfrastructureDeep Tech

Co-investorsBlack DragonRed Building CapitalZEMU Venture CapitalChampion Hill VenturesLong Journey VenturesLOWERCARBON+2 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

Matt Millen(Co-founder)inSrinath Sridhar(Co-founder)in

PartnerMasha Drokova Bucher· solo GP

Co-investorsFoundation CapitalScale Venture Partners

Remote helps companies hire, pay, and manage employees internationally by removing barriers to cross-border employment.

Future of WorkHR TechSaaS

Marcelo Lebre(Co-founder & President)inJob van der Voort(Co-founder & CEO)in

Co-investorsAccelB Capital GroupB4 CapitalBase PartnersCategory VenturesDaft Capital+10 more

RMFG provides custom sheet metal parts and assemblies manufactured in the United States, targeting product makers and manufacturers seeking domestic production alternatives.

Advanced ManufacturingHardwareRoboticsSaaSFort Worth, US

Kenneth Cassel(Founder)in

Co-investorsVery Serious VenturesY CombinatorSoma Capital

Snafu provides catalog financing, marketing, and creative services to music artists, labels, and distributors, along with real-time streaming analytics to assess a catalog's value.

Creator EconomyFintechMedia & Entertainment

PartnerMasha Drokova Bucher· solo GP

Co-investorsThe Venture Collective

Burlingame, US

SAURAV SHROFF(Executive Officer, Director)MIHIR VIJAY GONDHALEKAR(Director)Saurav Shroff(Founder)in

BoardROHAN PUJARA(Director)in

Co-investorsBalerion Space VenturesCrucible CapitalFusionGoAhead VenturesHummingbird VenturesValhalla Ventures+3 more

MCJ Collective is a venture capital firm that invests in founders building companies in energy, climate, and industrial technology.

Co-investorsEcho River CapitalMOL Switch

Symbolica is an AI research lab that combines category theory and type theory to build symbolic reasoning engines.

AI & Machine LearningDeep TechDeveloper ToolsSan Francisco, US

George Morgan(Founder)

PartnerMasha Drokova Bucher· solo GP

Co-investorsAbstract VenturesKhosla Ventures

Tivara provides AI agents that automate inbound patient phone calls for healthcare practices, handling scheduling, prescription refills, intake, and after-hours triage while integrating with existing EMR and practice management systems.

AI & Machine LearningHealthtechSaaSNew York City, US

Tej Seelamsetty(Founder)inAumesh Misra(Founder)in

Co-investorsMischiefY Combinator

Vibrant is a fintech company working on payment solutions, including in-store payment technology.

E-commerceFintechRetail TechSaaS

Kasper Enggaard Krog(CEO & Co-Founder)Anders Kaels Malmos(CTO & Co-Founder)Kåre Brøgger Sørensen(Chairman, CPO & Co-Founder)

Co-investorsLuminar VenturesCiti VenturesGlobivest

Vibrant Planet Data Commons is a 501(c)(3) nonprofit that generates and publicly shares scientific research on environmental risks, particularly focused on wildfire resilience and forest science.

Climate TechData & InfrastructureGovTechImpact & Social GoodSaaSTruckee, US

Allison Wolff(Executive Officer, Director)Neil Hunt(Executive Officer, Director)Guy Bayes(Executive Officer)Maria Tran(Executive Officer)Scott Conway(Executive Officer)

BoardJames Everett(Director)

Co-investorsData TechEcosystem Integrity FundHalogen Ventures Management Company LlcValia VenturesCiti VenturesEarthshot Ventures+2 more

Workweek operates a media network built around individual creators who produce newsletters and shows for professional audiences, including ecommerce, HR and people, healthcare, banking and fintech, and marketing leaders.

Creator EconomyFuture of WorkMedia & EntertainmentSocial

Becca Sherman(Founder)in

Co-investorsLightShed VenturesNext Coast Ventures

Wordware is an AI context lab that has developed Sauna, an intelligent workspace assistant designed to learn user preferences, detect patterns, and automate routine tasks to enhance deep work productivity.

AI & Machine LearningConsumerData & InfrastructureDeveloper ToolsEnterprise SoftwareFuture of WorkSaaSSan Francisco, US

Filip Kozera(Founder)inRobert Chandler(Founder)in

PartnerMasha Drokova Bucher· solo GP

Co-investorsBalnord Sp. z o.o.Felicis VenturesFirestreak VenturesJ4 VenturesY CombinatorSpark Capital

World provides a system for verifying that online users are real, unique humans, combining privacy-preserving proof-of-human identity with financial infrastructure and a digital token.

AI & Machine LearningCrypto & Web3FintechSan Francisco, US

Sam Altman(Co-founder & Chairman (Tools for Humanity))Alex Blania(Co-founder & CEO (Tools for Humanity))Max Novendstern(Co-founder (Tools for Humanity))

PartnerMasha Drokova Bucher· solo GP

Co-investorsAndreessen HorowitzBain Capital CryptoBlockchain CapitalKhosla Venturesa16z cryptoAlphaLab Capital+9 more

You.com provides Web Search APIs that give AI agents and large language models access to real-time, cited web data, addressing training cutoffs and hallucinations.

AI & Machine LearningData & InfrastructureDeveloper ToolsEnterprise Software

Richard Socher(CEO & Founder)inAlex Triplett(Chief Operating Officer)Saahil Jain(Chief Technology Officer)Saurabh Sharma(Chief Product Officer)Alper Tekin(President of Search)Jing Lee(Vice President of Finance and Operations)

PartnerMasha Drokova Bucher· solo GP

Co-investorsAIX VenturesChamaeleonEvolution VC PartnersFusionNorwest Venture PartnersOmega Venture Partners+17 more

Zuma develops AI-powered automation software for property management companies, automating leasing operations tasks like scheduling tours and lead management.

AI & Machine LearningEnterprise SoftwarePropTechSaaSLos Angeles, US

Shiv Gettu(Founder)inKendrick Bradley(Founder)in

Co-investorsAndreessen HorowitzKing River CapitalPosition VenturesRange VCY Combinator