/Investor DB

Primetime Partners — 2026 Investments

2 investments dated 2026 · listed companies and verified rows first · show all

Marker Learningmarkerlearning.cominApr 2026

Marker Learning provides software tools to special education departments for conducting student evaluations more efficiently and accessibly.

AI & Machine LearningEdTechHealthtechSaaS

Emily(Co-founder)Stefan Bauer(Founder)inDr. Samuel O. Ortiz(Chief Clinical Officer)Emily Yudofsky(Founder)

Co-investorsAndreessen HorowitzEdovate CapitalPrimary Venture PartnersSalesforce VenturesBond Capital ManagementCherry Ventures+10 more

Osmosisosmosis.aiin𝕏Jul 2026

Osmosis provides reinforcement learning infrastructure that enables AI agents to improve themselves from experience.

AI & Machine LearningData & InfrastructureDeveloper ToolsEnterprise SoftwareSan Francisco, US

Kasey Zhang(CEO)inAndy Lyu(CTO)inJosh Lee(Founder)Ryan Haynes(Founder)Shiv Gaglani(Founder)Sunny Aggarwal(Founder)

Co-investorsY CombinatorAlumni VenturesAudaciousCRV (Charles River Ventures)Felicis VenturesImagination Capital+20 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.