What does Theo Osborne invest in?

We have not verified a stated sector or stage focus for Theo Osborne (San Francisco, California, United States). The profile lists the organization, location and investors we track alongside them.

How do I contact Theo Osborne?

Theo Osborne's published profile links (website, LinkedIn or X where available) are listed on the StartupFundraising.com investor profile.

Where is Theo Osborne based?

Theo Osborne is based in San Francisco, California, United States.

Theo Osborne — Investor Profile, Portfolio & Contact

About Theo Osborne

Theo Osborne is the Managing Partner and co-founder of 9Yards Capital, an early-stage venture firm in San Francisco that oversees more than $150 million in assets, following prior investor roles at Initialized Capital and operations experience at technology startups after graduating from Stanford University. His investment thesis targets early-stage developer tools, enterprise SaaS, fintech, and artificial intelligence infrastructure, with a primary focus on the United States and competitive technology markets. While specific check sizes and lead/follow behavior are not publicly detailed, he manages a portfolio of over 20 companies as an active investor. Notable named portfolio companies include Rippling, Brex, Notion, Robinhood, and Coinbase. Osborne distinguishes himself with a public philosophy emphasizing long-term trust and founder hospitality, arguing that investors should treat founders as their primary customers rather than just serving limited partners. He has also been cited as one of Europe’s best-known angel investors prior to founding his London venture firm, Force Over Mass Capital.

Theo Osborne at a glance

Role: Managing Partner
Location: San Francisco, California, United States
Investor type: Individual/Angel
Portfolio companies listed: 40
Investments recorded: 41

Frequently asked about Theo Osborne

What does Theo Osborne invest in?: We have not verified a stated sector or stage focus for Theo Osborne (San Francisco, California, United States). The profile lists the organization, location and investors we track alongside them.
How do I contact Theo Osborne?: Theo Osborne's published profile links (website, LinkedIn or X where available) are listed on the StartupFundraising.com investor profile.
Where is Theo Osborne based?: Theo Osborne is based in San Francisco, California, United States.

Every field above is read from the StartupFundraising investor directory — disclosed location, recorded investments and stated focus — and re-checked as filings arrive. Founders pair it with investors in San Francisco when building a target list.

Theo Osborne

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