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Top 20 Angel Investors for AI Startups in North America (2025)

Top 20 Angel Investors for AI Startups in North America (2025)

As artificial intelligence (AI) continues to reshape the business landscape, angel investors are stepping in to fund groundbreaking innovations. In 2025, North America is home to some of the most influential angel investors focusing on AI startups. Here’s a detailed list of the Top 20 Angel Investors for AI Startups in North America, along with their investment focus and notable activities.
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1. Elad Gil

Affiliation: Independent Investor, Entrepreneur
Investment Focus: AI, SaaS, developer tools. Invests in early-stage companies.
Notable AI Investments: Character.AI, Harvey.AI, Perplexity.AI, and others.
Check Size: $100k+ to $250k+.
Additional Insights: Advisor/investor in numerous successful startups like Airbnb and Stripe; very active in the AI space.
Learn more about Elad Gil

2. Wei Guo

Affiliation: Managing Partner at UpHonest Capital; Founder of Wei Capital
Investment Focus: Early-stage investments, especially in AI and digital firms.
Notable AI Investments: Checkr, Hims & Hers. Over 70 companies in his portfolio have reached $100 million valuations.
Check Size: Varies.
Additional Insights: Award-winning investor with expertise in consumer technology, fintech, healthtech, and AI.
Discover Wei Guo

3. Naval Ravikant

Affiliation: Founder of AngelList
Investment Focus: Active angel investor in AI and general tech.
Notable AI Investments: Not specified directly; known to be active in AI.
Check Size: Not specified.
Additional Insights: Prominent entrepreneur and thought leader in the startup world.
Explore Naval Ravikant
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4. Nat Friedman

Affiliation: Former CEO of GitHub
Investment Focus: Primarily AI startups.
Notable AI Investments: Eleven Labs, Character.ai, Perplexity.
Check Size: Varies; co-invests with Daniel Gross.
Additional Insights: Co-invests with Daniel Gross, recognized as a key investor in the AI field.
Learn more about Nat Friedman

5. Andreessen Horowitz (a16z)

Affiliation: Venture Capital Firm
Investment Focus: Innovative AI solutions with global scalability and significant market impact.
Notable AI Investments: Anthropic, Hugging Face, Databricks, OpenAI.
Check Size: Seed to Growth stages.
Additional Insights: Significant player in AI investment with dedication to groundbreaking technologies.
Discover Andreessen Horowitz

6. SV Angel

Affiliation: Angel Investment Firm
Investment Focus: Early-stage technology companies, including AI.
Notable AI Investments: Not specified; known for a large portfolio.
Check Size: Early Stage.
Additional Insights: One of the most prominent angel investment firms with a long history in tech investments.
Explore SV Angel

7. Index Ventures

Affiliation: Venture Capital Firm
Investment Focus: Technology-enabled companies, including AI.
Notable AI Investments: Cartesia, Sublime Security.
Check Size: Seed to growth stage.
Additional Insights: Invests in diverse sectors such as e-commerce and fintech with significant AI interest.
Learn more about Index Ventures

8. Khosla Ventures

Affiliation: Venture Capital Firm
Investment Focus: AI and other disruptive technologies.
Notable AI Investments: Not specified; known for transformative ideas.
Check Size: Seed to Growth Stage.
Additional Insights: Recognized for backing bold startups in tech.
Discover Khosla Ventures
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9. Alumni Ventures

Affiliation: Venture Capital Fund
Investment Focus: Broad investments, including AI.
Notable AI Investments: Not specified; wide range of AI investments.
Check Size: Varies.
Additional Insights: Has made a significant number of investments in AI startups.
Learn more about Alumni Ventures

10. SOSV

Affiliation: Venture Capital Firm
Investment Focus: Early-stage, deep tech including AI.
Notable AI Investments: Not specified.
Check Size: Early Stage.
Additional Insights: Engaged with multiple early-stage AI companies.
Explore SOSV

11. Daniel Gross

Affiliation: Angel Investor, Entrepreneur
Investment Focus: AI.
Notable AI Investments: Known to co-invest with Nat Friedman.
Check Size: Varies.
Additional Insights: Active in AI investments.
Learn more about Daniel Gross

12. Scott Belsky

Affiliation: Angel Investor
Investment Focus: AI and tech startups.
Notable AI Investments: Not specified.
Check Size: Varies.
Additional Insights: Known as an active investor.
Explore Scott Belsky

13. Nitesh Banta

Affiliation: CEO of B12
Investment Focus: Early stage with a focus on AI.
Notable AI Investments: B12, Xwing, Pilot.com.
Check Size: $100k - $250k.
Additional Insights: Operator angel capable of assisting with fundraising and coaching.
Learn more about Nitesh Banta
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14. Lachy Groom

Affiliation: Angel Investor
Investment Focus: AI and tech startups.
Notable AI Investments: Not specified.
Check Size: Varies.
Additional Insights: Engaged actively in the investment community.
Explore Lachy Groom

15. Peter Thiel

Affiliation: Co-founder of PayPal and Founders Fund
Investment Focus: Disruptive tech, including AI.
Notable AI Investments: Not specified.
Check Size: Varies.
Additional Insights: A well-known tech investor with significant influence.
Learn more about Peter Thiel

16. Jerry Yang

Affiliation: Co-founder of Yahoo and AME Cloud Ventures
Investment Focus: Early-stage tech, including AI.
Notable AI Investments: Not specified.
Check Size: Varies.
Additional Insights: Experienced tech entrepreneur and investor.
Discover Jerry Yang

17. Jeff Dean

Affiliation: Chief Scientist at Google DeepMind
Investment Focus: AI startups.
Notable AI Investments: Not specified.
Check Size: Varies.
Additional Insights: Renowned expert in the AI field.
Learn more about Jeff Dean

18. Guillermo Rauch

Affiliation: CEO and co-founder of Vercel
Investment Focus: AI startups.
Notable AI Investments: Not specified.
Check Size: Varies.
Additional Insights: Recognized for founding and scaling prominent AI startups.
Discover Guillermo Rauch

19. Twin Ventures

Affiliation: Angel Fund
Investment Focus: AI-first startups.
Notable AI Investments: Not specified.
Check Size: $100,000 with follow-on investments up to $150,000.
Additional Insights: Offers technical, product, and operational guidance.
Learn more about Twin Ventures

20. Lightspeed Venture Partners

Affiliation: Venture Capital Firm
Investment Focus: Technology companies including AI.
Notable AI Investments: Not specified.
Check Size: Varies.
Additional Insights: Global venture capital firm with a strong AI investment focus.
Discover Lightspeed Venture Partners
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FAQ

Q: Who is Elad Gil and what is his investment focus?
A: Elad Gil is an independent investor and entrepreneur known for focusing on early-stage investments in AI and SaaS companies. Notable investments include Character.AI and Harvey.AI. Learn more about Elad Gil.
Q: What type of startups does Wei Guo invest in?
A: Wei Guo primarily invests in early-stage startups across various sectors, with a strong emphasis on AI and digital firms. He has achieved significant success with his portfolio, with over 70 companies reaching $100 million in valuation. Discover Wei Guo's investment approach.
Q: What role does Naval Ravikant play in the investment landscape?
A: Naval Ravikant is the founder of AngelList and a prominent angel investor involved in various tech investments, including those in the AI sector. Explore Naval Ravikant's background.
Q: Can you share information about Andreessen Horowitz's investment strategy?
A: Andreessen Horowitz, a well-known venture capital firm, focuses on innovative AI solutions that possess global scalability and significant market impact. Their notable investments include Anthropic and Hugging Face. Learn about a16z's AI investments.
Q: What is the check size range for SV Angel?
A: SV Angel typically invests in early-stage technology companies. Although specific check sizes are not disclosed, they are known for their extensive portfolio and active investment approach. Find more information about SV Angel.
Q: Who is Nat Friedman and what is his investment focus?
A: Nat Friedman is the former CEO of GitHub and actively invests in AI startups. He has made notable investments in Eleven Labs and Character.ai. Discover more about Nat Friedman.
Q: What types of companies does Khosla Ventures target?
A: Khosla Ventures focuses on early-stage investments in AI and other disruptive technologies. They are known for backing innovative and transformative ideas. Learn more about Khosla Ventures.
Q: What is the advantage of investing with Alumni Ventures?
A: Alumni Ventures offers a broad investment approach across sectors, including AI, and has made a substantial number of investments in this domain. Explore Alumni Ventures.
Q: What distinguishes Jeff Dean in the AI landscape?
A: Jeff Dean, as the Chief Scientist at Google DeepMind and Google Research, is renowned for his expertise in AI. He focuses on investments in AI startups, further influencing the field. Learn more about Jeff Dean's contributions.
Q: What type of expertise does Twin Ventures offer?
A: Twin Ventures specializes in funding AI-first startups and provides additional expertise in technical and operational areas, supporting founders with their initiatives. Discover Twin Ventures' approach.

About the Author

Violetta Bonenkamp, also known as MeanCEO, is an experienced startup founder with an impressive educational background including an MBA and four other higher education degrees. She has over 20 years of work experience across multiple countries, including 5 years as a solopreneur and serial entrepreneur.
Violetta is a true multiple specialist who has built expertise in Linguistics, Education, Business Management, Blockchain, Entrepreneurship, Intellectual Property, Game Design, AI, SEO, Digital Marketing, cyber security and zero code automations. Her extensive educational journey includes a Master of Arts in Linguistics and Education, an Advanced Master in Linguistics from Belgium (2006-2007), an MBA from Blekinge Institute of Technology in Sweden (2006-2008), and an Erasmus Mundus joint program European Master of Higher Education from universities in Norway, Finland, and Portugal (2009).
She is the founder of Fe/male Switch, a startup game that encourages women to enter STEM fields, and also leads CADChain, and multiple other projects like the Directory of 1,000 Startup Cities with a proprietary MeanCEO Index that ranks cities for female entrepreneurs. Violetta created the "gamepreneurship" methodology, which forms the scientific basis of her startup game. She also builds a lot of SEO tools for startups. Her achievements include being named one of the top 100 women in Europe by EU Startups in 2022 and being nominated for Impact Person of the year at the Dutch Blockchain Week. She is an author with Sifted and a speaker at different Universities. Recently she published a book on Startup Idea Validation the right way: from zero to first customers and beyond and launched a Directory of 1,500+ websites for startups to list themselves in order to gain traction and build backlinks.
2025-05-29 14:40 Top 20