Top Investors in the USA

Between them, the 8 investors on this page cover seed stage (5), series a (4), angel network (3) and early stage (2). They also list work in Silicon Valley, San Francisco, Chicago and Boston. 8 of them have written a profile you can read before you get in touch.

1. 1

   

   MassVentures

   Seed Stage · Series A · Early Stage · Also in Massachusetts and Boston

   MassVentures is a venture fund that invests in seed-stage deep technology companies in Massachusetts.

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   Why #1: In business 50+ years, as stated on its own website, read 5 Oct 2026

   Not yet on record: client reviews, vetting.

2. =2

   

   Keiretsu Forum

   Series A · Angel Network · Growth Stage · Also in San Francisco and Silicon Valley

   Keiretsu Forum is a worldwide investment community of accredited angel investors, venture capitalists and corporate investors.

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   Why #2 (shared): Founded 2000, as stated on its own website, read 5 Oct 2026

   Not yet on record: client reviews, vetting.

3. =2

   

   Sand Hill Angels

   Seed Stage · Series A · Angel Network · Also in Silicon Valley

   Sand Hill Angels is a group of Silicon Valley angel investors who fund and mentor technology startups.

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   Why #2 (shared): Founded 2000, as stated on its own website, read 5 Oct 2026

   Not yet on record: client reviews, vetting.

4. Also listed, not yet ranked. We hold nothing checkable on these yet that ranks them here: no client review, vetting, award, expert review, or fact stated on their own website (and on a place ranking, where they are based). They follow in order of their TrustList Score. How TrustList ranks · Get vetted, free
5. –

   AA

   Alchemist Accelerator

   Seed Stage · Pre Seed · Startup Accelerator · Also in Doha and Miami

   Alchemist Accelerator is a startup accelerator based in Miami, US.

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6. –

   

   Ben Franklin Technology Partners

   Seed Stage · Early Stage · Growth Stage · Also in Pennsylvania

   Ben Franklin Technology Partners (BFTP) is a Pennsylvania programme that aims to create and keep well-paid jobs.

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7. –

   HB

   Harvard Business School Alumni Angels of Greater New York (HBSAANY)

   Angel Network · Also in New York City

   Harvard Business School Alumni Angels of Greater New York (HBSAANY) is the New York chapter of the global HBS Alumni Angels Association.

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8. –

   M

   MassChallenge

   Seed Stage · Series A · Pre Seed · Also in London and Boston

   A nonprofit accelerator in Boston that takes no equity and runs programmes for early-stage startups in several countries

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9. –

   

   REACH

   Accelerator · Also in Chicago

   REACH is an accelerator programme for technology companies in real estate and related industries.

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