Fundraising Fox

Joseph Jacks

Investor

Founder and General Partner at OSS Capital

United States

Writes $50K – $5M checks

About

Joseph Jacks, who coined the COSS category, focuses exclusively on startups with an essential open-source core and has LPs composed of founders from WordPress, Red Hat, MongoDB and GitHub.

Invests in

AI & Machine LearningCloud ComputingData & InfrastructureDeveloper ToolsEnterprise SoftwareSaaS

Experience

  1. Comp AIFounding Lead Seed Partnercurrent2025 β€” present
  2. PlaneFounding Lead Seed Partnercurrent2023 β€” present
  3. Liquid AIFounding Lead Seed Partnercurrent2023 β€” present
  4. W4 GamesFounding Lead Seed Partnercurrent2022 β€” presentπŸ€
  5. Cal.com, Inc.Founding Lead Seed Partnercurrent2021 β€” presentπŸ—Ί
  6. OSS CapitalFounder and GPcurrent2018 β€” present

Education

  1. Jacks AcademyPre-school through High-school, General Studies1991 β€” 2006

Skills & more

Languages Truth

From Joseph's professional profile.

Shared employers

Investments

Board seats

Liquid AI, Inc.

Per SEC Form D filings.

Colleagues at OSS Capital