/Investor DB

Differential Ventures — 2025 Investments

3 investments dated 2025 · listed companies and verified rows first · show all

PostSigpostsig.cominSeed · Sep 2025 · $4.1M

PostSig is a content intelligence platform that uses AI to interpret complex contracts, investor rights, amendments, and obligations, keeping governance and rights data current as they change over time.

AI & Machine LearningFintechLegalTechSaaS

Co-investorsDenver VenturesFrontier Venture CapitalSaas Ventures, L.L.C.Tandem Ventures

Row64row64.comApr 2025

Row64 provides real-time data visualization and analytics software that uses GPU-accelerated rendering to enable organizations to explore large datasets and make rapid, data-driven decisions.

AI & Machine LearningData & InfrastructureEnterprise SoftwareLogistics & Supply ChainCheyenne, US

John Hantzis(CEO & Founder)Michael Isner(Co-founder & CEO)inMarc Stevens(Co-founder & CTO)inJune Isner(Chief Data Scientist)in

BoardJeremy Kirsch(Director)inJeff Brown(Director)

Co-investorsAlumni VenturesGaingelsMana VenturesPathbreaker VenturesVerissimo VenturesGalaxy Interactive

Other

Tracked investments with no reachable website or further public details — typically companies that wound down, renamed, or were absorbed.

HUMAN AI LABS, INC.

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.