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Top 2026 Open Source Early Stage Investors in United States

Discover the top 560 open source early stage investors in United States based on their portfolio. Get their email and LinkedIn info, or an intro.

560
Investors
324
With email
58%
Email rate
Sep 2026
Last updated

Investor search results

567 investors found
🌍 United States📊 early stage🏷 Open Source
Will Griffith
Will Griffith
Partner at ICONIQ
Mid stage176 investments 📍 United States
176
investments
AP
Ameet Patel
CTO//Investor//Whisperer 🙏
Early stage127 investments 📍 United States
127
investments
Robin Vasan
Robin Vasan
Enterprise Software Seed Investor
Early stage98 investments 📍 United States
98
investments
Tess Hau
Tess Hau
Venture Capitalist | Founder | LP | Investor | Frontier Tech | Robotics |Web3 | Artificial Intelligence | Gaming| | DeFi | Advisor | Mentor Capitalist | Global Speaker
Early stage98 investments 📍 United States
98
investments
Brian Bell
Brian Bell
Founder and Managing Partner at Team Ignite Ventures | ex AI at AWS, Microsoft, and several startups.
Early stage94 investments 📍 United States
94
investments
Sri Pangulur
Sri Pangulur
Partner at Mayfield | AI & Enterprise
Early stage84 investments 📍 United States
84
investments
Mohamed (Sid) Siddeek
Mohamed (Sid) Siddeek
Corporate Vice President and Head of NVentures, NVIDIA’s Venture Capital Group
Late stage76 investments 📍 United States
76
investments
Amir Rustamzadeh
Amir Rustamzadeh
Partner · Firestreak Ventures
Early stage74 investments 📍 United States
74
investments
J C.
J C.
Venture Capital Investor, Entrepreneur, Professor
Early stage73 investments 📍 United States
73
investments
Peter Bordes
Peter Bordes
CEO Collective Audience, Founder, Board Member, VC, managing partner Trajectory Ventures & Trajectory Capital
Early stage72 investments 📍 United States
72
investments

Frequently asked questions about Open Source investors in United States

How many Open Source early-stage investors are there in United States?
Gritt tracks 560 Open Source early-stage investors in United States, of which 324 (58%) have a direct email address available.
How can I contact Open Source investors in United States?
Gritt provides direct email addresses for 58% of investors in this list. Once you have an account, you can export the list or use Gritt AI outreach to draft personalised emails that you review and approve, then send from your Gmail.
Are these investors actively investing in United States startups?
Yes — Gritt ranks investors by their investment activity. The investors at the top of this list have made the most investments in Open Source companies and are most likely to be actively seeking new deals.
Can I filter by investment stage or industry?
Yes — use the filters on the left to narrow by investment stage (early, mid, late) or industry. You can also filter by last active date to focus on investors who have made deals recently.
Can I export this list of Open Source investors in United States?
Yes — paid Gritt accounts can export any filtered investor list as a CSV, including names, email addresses, LinkedIn profiles and investment counts.

Contact all 560 Open Source early-stage investors

Gritt drafts a personalised AI email for each — written from your pitch; you approve each one, then it sends from your Gmail.

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