Haystack — 2025 Investments
6 investments dated 2025 · listed companies and verified rows first · show all
alphaXiv is a platform that connects academic papers, researchers, and organizations, providing AI-grounded answers based on underlying research work.
AI & Machine LearningDeep TechMedia & Entertainment
Rehaan Ahmad(Founder)inLino Le Van(Founder)inDaniel J. Kim(Founder)inRaj Palleti(Founder)
Co-investorsSHAKTIThe Westly GroupUpfront VenturesInnovation EndeavorsMenlo Ventures
Board makes physical, tabletop board games designed for in-person, face-to-face play, emphasizing tactile game pieces and inclusive design for players of all ages and skill levels.
ConsumerGamingHardwareMiami, US
Brynn Putnam(Founder)Antonio Goncalves(Executive Officer, Director)Jake Vollkommer(Executive Officer, Director)
BoardJonathan Bradford(Director)
Co-investorsBoxGroupCoalition OperatorsFirst Round CapitalIngeborg InvestmentsLerer HippeauPatron+1 more
Conductor AI builds the Conduit platform, which ingests complex policy documents and encodes expert processes into AI-powered agentic workflows for document review, approval, agentic search, and redaction.
AI & Machine LearningDefense TechGovTechBiddeford, US
Eric Schwartz(Executive Officer, Director)inBen Fichter(Founder)inZachary Long(Executive Officer, Director)
Co-investorsAbstract VenturesBooz Allen VenturesBungalow CapitalHumba VenturesLux CapitalSunflower Capital Management Fund+2 more
Rivet is a marketing platform that unifies fan and audience data across social, commerce, ticketing, ads, and streaming to identify high-intent segments and activate them via email, SMS, DMs, ads, and D2C tools.
AI & Machine LearningMarketing TechSaaS
Simran Pabla(Founder)inAnj "Fayemz" Fayemi(Founder)in
Co-investorsLongJump VenturesRevUp CapitalService Provider CapitalCapitalize VCSusa VenturesXYZ Venture Capital
RIVET's platform provides workforce management and communication tools for specialty contractors, enabling centralized dispatch of schedules, job assignments, and workforce notifications across field teams.
Construction TechEnterprise SoftwareFuture of WorkSaaSDetroit, US
Louis Gelinas(Executive Officer)inRyan Meitl(Executive Officer, Director)inAndrew(VP of Engineering)PatrickAdamRandy
Co-investorsAugment VenturesBrick Mortar VenturesDefy PartnersDetroit Venture PartnersDraper Goren BlockchainMichigan Rise+3 more
Other
Tracked investments with no reachable website or further public details — typically companies that wound down, renamed, or were absorbed.
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.














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