Find 12 B2B Seed Angel Investors in the USA

We found 12 verified angel investors and VCs actively investing in B2B startups at the Seed stage in the USA.

Founder of Clearbit (acquired by HubSpot). Angel investor in developer tools and B2B SaaS.

San Francisco, CAPre-SeedSeed
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Co-founder and Executive Chairman of HubSpot. Angel in inbound marketing and SaaS.

Boston, MAPre-SeedSeed
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Co-founder of Drift and Performable. Angel and VC in B2B SaaS. Serial founder.

Boston, MAPre-SeedSeed
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Co-founder and CTO of HubSpot. Active angel in SaaS and B2B marketing tech.

Boston, MAPre-SeedSeed
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Co-founder of Drift. Angel investor in B2B SaaS and conversational AI.

Boston, MAPre-SeedSeed
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Co-founder and CEO of Intercom. Angel investor in SaaS and B2B tools.

San Francisco, CAPre-SeedSeed
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Founder/CEO @

San Francisco, CASeedSeries A
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Founder of SaaStr. Angel investor in B2B SaaS. One of most influential SaaS voices.

San Francisco, CAPre-SeedSeed
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Founder of Yesware. Angel in B2B SaaS and sales tech startups in Boston.

Boston, MAPre-SeedSeed
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Co-founder of Visible.vc. Angel investor in SaaS and startup tooling companies.

Chicago, ILPre-SeedSeed
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Managing Partner at Blossom Street Ventures. Expert in B2B SaaS metrics investing.

Chicago, ILSeedSeries A
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General Partner at Operator Collective. Expert in enterprise SaaS with operator LPs.

San Francisco, CAPre-SeedSeed
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Frequently Asked Questions

How to find Seed B2B angel investors in the USA?

If you are raising a Seed round for your B2B startup in the USA, you can use the OpenAngels database to access 12 verified active investors. We provide direct emails and LinkedIn profiles to help you pitch directly.

Who are the top B2B investors for early-stage startups right now?

Currently, our database tracks 12 highly active B2B investors. The list includes prominent angels and micro-VCs actively deploying capital this year.

Where can I get verified contact details for B2B VCs?

OpenAngels aggregates and verifies contact information, including direct emails, for 12 B2B investors, saving founders hundreds of hours of manual research.

Top 33 B2B Seed Angel Investors in the USA (2026) | OpenAngels