Skip to main content
BuilderBrew.com
JobsInvestorsCompaniesStatsAbout
BuilderBrew

Insights for software builders, engineers, and growth operators.

Explore

  • About
  • Companies
  • Investors
  • Stats

Company

Legal

  • Terms of Service
  • Privacy Policy

© 2026 BuilderBrew.com. All rights reserved.

Investor-backed companies

Browse tech companies with known investors on BuilderBrew, sorted alphabetically.

AllABCDEFGHIJKLMNOPQRSTUVWXYZ#

5 companies starting with O

5 results on this page
Companies per page
Page 1
  • Octant Bio logo

    Octant Bio

    Octant Bio is a developer of synthetic technology used to improve health and treat disease.

    Backed by Andreessen Horowitz

    1 open role

  • OneSchema logo

    OneSchema

    San Francisco, California

    OneSchema is the AI-powered automation platform for messy files. Integrate your messiest spreadsheets and PDFs without hours of manual work.

    Backed by General Catalyst

    0 open roles

  • OpenAI logo

    OpenAI

    San Francisco, California

    OpenAI is an AI research and deployment company that develops advanced AI models, including ChatGPT.

    Backed by Andreessen Horowitz

5 results on this page
Companies per page
Page 1

73 open roles

  • Osmind logo

    Osmind

    Osmind is the premier technology platform for breakthough mental health treatment and research.

    Backed by General Catalyst

    0 open roles

  • Ossium Health logo

    Ossium Health

    Ossium Health builds a bone marrow bank to treat blood cancers.

    Backed by General Catalyst

    0 open roles