Tokyo Black — Full Portfolio
21 tracked investments · listed companies and verified rows first
effx built a platform to help engineering teams collaborate and work more productively, with a focus on microservices architectures.
Developer ToolsEnterprise SoftwareSaaS
Co-investorsCowboy VenturesESSENCE VCKleiner PerkinsModern TechnicalOlima VenturesEssence Venture Capital
Aviator provides a GitHub app that automates code review assignment and management for engineering teams.
AI & Machine LearningDeveloper ToolsEnterprise SoftwareSaaSSan Francisco, US
Ankit Jain(Founder)in
Co-investorsY CombinatorAlumni VenturesAirAngelsAndreessen HorowitzCrystal Towers CapitalGlobal Founders Capital+6 more
BuildBuddy makes tools for developers to increase productivity.
AI & Machine LearningCloud ComputingData & InfrastructureDeveloper ToolsEnterprise SoftwareSaaSSan Francisco, US
Siggi Simonarson(Founder)inTyler Williams(Founder)in
Co-investorsScribble VenturesSwitch VenturesThe E14 FundVillage GlobalY CombinatorAddition+3 more
Bytebot is an open-source AI desktop agent that operates in a containerized Linux environment to complete computer tasks via screen interaction, mouse, and keyboard—automating workflows across multiple applications and websites at scale.
AI & Machine LearningDeveloper ToolsEnterprise SoftwareSaaSBoston, US
Carl Atupem(Founder)in
Co-investorsJude GomilaOpen Opportunity FundY CombinatorCresset CapitalDVCGlobal Founders Capital+4 more
DeepSource provides developer tools for code quality and security.
AI & Machine LearningCybersecurityDeveloper ToolsEnterprise SoftwareSaaSSan Francisco, US
Sanket Saurav(Co-founder & CEO)inJai Pradeesh(Co-founder, President)in
Co-investorsFundersClubEssence Venture CapitalHack VCRogue CapitalTango.vc645 Ventures+6 more
Depot is a cloud-based build platform that accelerates software compilation and integration with container tools to reduce developer wait times.
Cloud ComputingDeveloper ToolsEnterprise SoftwareSaaS
Kyle Galbraith(Founder)inJacob Gillespie(Founder)in
Co-investorsY CombinatorAviso VenturesFelicis VenturesKima VenturesPioneerAfore Capital+7 more
Freshpaint provides a platform for healthcare marketers to securely connect and activate customer data across marketing channels while maintaining privacy compliance.
Data & InfrastructureDeveloper ToolsDigital HealthEnterprise SoftwareHealthtechMarketing TechSaaSSan Francisco, US
Steven Fitzsimmons(Founder)inMichael Malis(Founder)inRay Mina(Chief Executive Officer)inTom Spiegelman(Chief Product & Technology Officer)in
Co-investorsAbstraction CapitalBT Growth CapitalIntel CapitalPioneerSignalFireSunflower Capital Management Fund+12 more
Fuzzbuzz provides automated fuzzing testing delivered as a cloud service for software developers seeking to identify vulnerabilities and edge cases in their applications.
CybersecurityData & InfrastructureEnterprise SoftwareSan Francisco, US
Sabera Hussain(Founder)inEverest Munro-Zeisberger(Founder)inAndrei Serban(Founder)in
Co-investorsHomebrewIn-Q-TelY Combinator408 VenturesCostanoa VenturesFuel Capital+3 more
Kilo is a software and application development services firm with operations tied to Singapore and Vietnam.
E-commerce
Kartick Narayan
Co-investors500 GlobalCapria VenturesFJ LabsCota CapitalGeneral CatalystQuiet Capital
Kilo (Kilo Code) is an open-source, MIT-licensed AI coding agent that works across VS Code, JetBrains, CLI, and cloud, giving developers access to 500+ AI models at cost with no markup, plus support for bring-your-own-keys and local models.
AI & Machine LearningDeveloper ToolsSaaSLondonderry, US
Scott Breitenother(Co-founder & CEO)in
Co-investorsCota CapitalEval Ventures FundGeneral CatalystQuiet Capital
Middleware is a cloud observability platform that integrates logs, traces, and metrics to help organizations identify and resolve infrastructure issues rapidly.
AI & Machine LearningCloud ComputingData & InfrastructureDeveloper ToolsEnterprise SoftwareSaaSSan Francisco, US
Laduram Vishnoi(Founder)in
Co-investorsAttack CapitalBeat VenturesBegin CapitalOlive Tree CapitalTRAC (Third Round Analytics Capital)Y Combinator+8 more
Rylo builds accessibility tools for Deaf and hard of hearing people, providing real-time communication solutions that preserve the richness of speech and integrate sign language research.
AI & Machine LearningDigital HealthHealthtechImpact & Social GoodNew York City, US
Tomer Aharoni(Founder)in
Co-investorsTechstarsCanaan PartnersCardumen CapitalContour Venture PartnersGeneral CatalystK5 Global+2 more
Nextmv provides a decision automation and optimization platform for developers, delivering optimization and scheduling solutions for logistics, delivery, and similar operational challenges.
AI & Machine LearningDeveloper ToolsEnterprise SoftwareLogistics & Supply ChainSaaSPhiladelphia, US
Carolyn Mooney(CEO)inRyan O'Neil(CTO)in
Co-investorsFirstMark CapitalRTP GlobalY Combinator2048 VenturesAtypical VenturesDynamo Ventures+1 more
PowerRouter provides lead routing and go-to-market workflow automation software for sales teams.
Enterprise SoftwareSaaSSales TechAustin, US
Tanu Venkatesh(Founder)in
Co-investorsY CombinatorHarvard Management Company
Riot is an employee security posture management platform that monitors and improves cybersecurity behaviors across workforces to defend against AI-powered threats.
CybersecurityEnterprise SoftwareSaaSParis, FR
Benjamin Netter(Founder)in
Co-investorsFundersClubY CombinatorFounders FutureFrstKima VenturesLeft Lane Capital+3 more
Utah-based workforce platform combining same-day payroll, commission automation and HR tools for home services companies.
Lehi, US
Adam Duerschmidt(Executive Officer, Director)inRiley Omanson(Executive Officer)inRoshan Kumar(Executive Officer, Director)
BoardTaylor Oliver(Director)in
Co-investorsCervinCERVIN VENTURES
Unkey is an API management platform for developers, designed to handle API workflows including integration and scaling.
Cloud ComputingData & InfrastructureDeveloper ToolsSaaS
James Perkins(Co-founder)inAndreas Thomas(Co-founder)in
Co-investorsUncork CapitalESSENCE VCDeep AcreHomebrewPreston-Werner VenturesEssence Venture Capital+1 more
Varos uses AI agents to automate business analysis work by conducting micro-interviews with employees to extract knowledge and generate decision-ready outputs like roadmaps and process optimization.
AI & Machine LearningData & InfrastructureDeveloper ToolsEnterprise SoftwareSaaSSan Francisco, US
Yarden Shaked(Founder)inLior Chen(Founder)inGil Shaked(Founder)in
Co-investorsFinancial Venture StudioIbex InvestorsMosaic General Partnership, LLCRestive VenturesY CombinatorOn Deck+3 more
Wasp is a full-stack web framework that reduces boilerplate code and provides built-in structure for web application development.
Developer ToolsEnterprise SoftwareZagreb, HR
Matija Šošić(Founder)inMartin Sosic(Founder)in
Co-investorsAbstraction Capitalbig_betsBrighter CapitalMetis VenturesY Combinator468 Capital+6 more
Wasp is an open-source framework for building full-stack web applications, using a configuration file to handle boilerplate for features like authentication, database, and deployment.
AI & Machine LearningCloud ComputingDeveloper Tools
Co-investorsLunar Ventures468 CapitalAbstraction CapitalAcequia Capital (AceCap)HV Capital
Zip is an AI platform for enterprise procurement that automates and optimizes the B2B purchasing process from intake to payment.
AI & Machine LearningEnterprise SoftwareSaaSSan Francisco, US
Rujul Zaparde(CEO and Cofounder)inLu Cheng(CTO and Cofounder)inLarry Diamond(Executive Officer, Director)inMartin Brooke(Executive Officer)Peter Gray(Executive Officer, Director)
BoardPhilip Crutchfield(Director)
Co-investorsY CombinatorTiger Global ManagementAlkeon InnovationBond Capital ManagementCRV (Charles River Ventures)Fjor Founders+13 more
Rows marked “SEC filing” are inferred from directors named on the company's SEC Form D — public regulatory data, not a portfolio list published by the firm.
















































.png)



























.png)













.png)












