Top Angel Investors in California for Climate Tech Startups (2026)
Top Angel Investors in California for Climate Tech Startups (2026)
California has emerged as the global epicenter of venture capital and startup innovation, making it an attractive destination for Climate Tech founders seeking funding. With major activity concentrated in Clean energy innovation hub, the state offers unique advantages for startups in this space.
This comprehensive guide highlights the top angel investors and venture capitalists actively investing in Climate Tech companies across California, complete with their investment focus, portfolio companies, and what makes them valuable partners for your startup journey.
Climate Tech Investment Landscape in California
The Climate Tech sector in California continues to attract significant investor attention. With 462+ investors actively looking at Climate Tech opportunities, founders have a robust pool of potential partners to approach.
Key Investment Trends
- Carbon capture and removal technologies
- Electrification and grid modernization
- Sustainable supply chains
What Climate Tech Investors Look For
When evaluating Climate Tech startups in California, investors typically assess:
- Technical differentiation: What unique technology or approach sets you apart
- Market opportunity: The size and growth trajectory of your target market
- Team expertise: Relevant climate tech domain experience
- Traction signals: Early customer adoption, partnerships, or revenue
Top Climate Tech Investors in California
The following investors have demonstrated active interest in Climate Tech startups and have portfolios that include companies in this space.
| Investor | Company | Focus Areas | Portfolio |
|----------|---------|-------------|-----------|
| Ullas Naik | Streamlined Ventures | Health Care, Wearables, Data Mining, E-commerce | Runscope, Minded, Wealthengine |
| Joe Montana | N/A | E-Learning, Auto Insurance, Women Founded, HR Tech | Flatfile, Glytch, STOKE Space Technologies |
| Peter Nieh | N/A | Health Care, Video Conferencing, E-commerce, Customer Service | Viewceler, Affirm, Hubilo |
| Liam Ahn | N/A | Health Care, Wearables, E-commerce, Blockchain | Loom.ai, Corephotonics, Enevate |
| Killu Sanborn | N/A | Health Care, Hospitals, Eyewear, Food Processing | Bi02 Medical, Epic Healthcare Staffing, Cardiac Dimensions |
| Debbie Baker | N/A | Health Care, Hospitals, Eyewear, Food Processing | Bi02 Medical, Epic Healthcare Staffing, Cardiac Dimensions |
| Tracy Maziek | N/A | Health Care, Hospitals, Eyewear, Food Processing | Bi02 Medical, Epic Healthcare Staffing, Cardiac Dimensions |
| Christopher Herr | N/A | Health Care, Hospitals, Eyewear, Food Processing | Bi02 Medical, Epic Healthcare Staffing, Cardiac Dimensions |
| David Hickman | N/A | Health Care, Hospitals, Eyewear, Food Processing | Bi02 Medical, Epic Healthcare Staffing, Cardiac Dimensions |
| Scott Stanford | N/A | Health Care, Enterprise, Autonomous Vehicles, Blockchain | Humin, Truebill, Clash |
| Prashant Fonseka | N/A | Wearables, E-commerce, Consumer Electronics, Women Founded | Overclock Labs, Mentat, Squad |
| Patrick Gallagher | N/A | Wearables, E-commerce, Consumer Electronics, Women Founded | Overclock Labs, Mentat, Squad |
| Bryan Roberts | N/A | Health Care, Telecommunications, Asset Management, Blockchain | Nightfall AI, Biolux Research, Cloudflare |
| Steven Stull | N/A | Health Care, Telecommunications, Transportation, Energy | Hortau, Danimer Scientific, PayIt |
| Thomas Willsey | N/A | Health Care, Telecommunications, Transportation, Energy | Hortau, Danimer Scientific, PayIt |
Featured Investor Profiles
1. Ullas Naik
Company: Streamlined Ventures
Title: Founder and General Partner
Location: Palo Alto
Focus Areas: Health Care, Wearables, Data Mining, E-commerce
Portfolio Highlights: Runscope, Minded, Wealthengine
Known Investments: 131+ companies
2. Joe Montana
Company: N/A
Title: Liquid 2 Ventures managing partner
Location: San Francisco
Focus Areas: E-Learning, Auto Insurance, Women Founded, HR Tech
Portfolio Highlights: Flatfile, Glytch, STOKE Space Technologies
Known Investments: 97+ companies
3. Peter Nieh
Company: N/A
Title: Co-Founder & Partner
Location: San Francisco
Focus Areas: Health Care, Video Conferencing, E-commerce, Customer Service
Portfolio Highlights: Viewceler, Affirm, Hubilo
Known Investments: 93+ companies
4. Liam Ahn
Company: N/A
Title: Principal
Location: Mountain View
Focus Areas: Health Care, Wearables, E-commerce, Blockchain
Portfolio Highlights: Loom.ai, Corephotonics, Enevate
Known Investments: 93+ companies
5. Killu Sanborn
Company: N/A
Title: Managing Director
Location: San Diego
Focus Areas: Health Care, Hospitals, Eyewear, Food Processing
Portfolio Highlights: Bi02 Medical, Epic Healthcare Staffing, Cardiac Dimensions
Known Investments: 92+ companies
6. Debbie Baker
Company: N/A
Title: Managing Director
Location: San Francisco
Focus Areas: Health Care, Hospitals, Eyewear, Food Processing
Portfolio Highlights: Bi02 Medical, Epic Healthcare Staffing, Cardiac Dimensions
Known Investments: 92+ companies
7. Tracy Maziek
Company: N/A
Title: Managing Director
Location: San Diego
Focus Areas: Health Care, Hospitals, Eyewear, Food Processing
Portfolio Highlights: Bi02 Medical, Epic Healthcare Staffing, Cardiac Dimensions
Known Investments: 92+ companies
8. Christopher Herr
Company: N/A
Title: Senior Managing Director
Location: San Diego
Focus Areas: Health Care, Hospitals, Eyewear, Food Processing
Portfolio Highlights: Bi02 Medical, Epic Healthcare Staffing, Cardiac Dimensions
Known Investments: 92+ companies
9. David Hickman
Company: N/A
Title: Managing Director
Location: San Diego
Focus Areas: Health Care, Hospitals, Eyewear, Food Processing
Portfolio Highlights: Bi02 Medical, Epic Healthcare Staffing, Cardiac Dimensions
Known Investments: 92+ companies
10. Scott Stanford
Company: N/A
Title: Co-Founder and Partner
Location: Los Angeles
Focus Areas: Health Care, Enterprise, Autonomous Vehicles, Blockchain
Portfolio Highlights: Humin, Truebill, Clash
Known Investments: 89+ companies
Finding the Right Climate Tech Investor in California
Not every investor is the right fit for your startup. Here's how to identify the best match:
1. Research Their Portfolio
Before reaching out, study an investor's existing portfolio. Look for:
- Companies in similar or adjacent spaces to yours
- Investment stage alignment (seed, Series A, etc.)
- Recent activity in Climate Tech
2. Understand Their Value-Add
Beyond capital, consider what strategic value each investor brings:
- Climate science expertise, energy sector relationships, government grant knowledge
- Network connections to potential customers or partners
- Operational expertise relevant to your growth stage
3. Leverage Local Networks
California's startup ecosystem offers numerous opportunities to connect:
- Attend Climate Tech meetups and conferences in Clean energy innovation hub
- Join local founder communities and accelerators
- Seek warm introductions through shared connections
4. Prepare Your Pitch
When approaching Climate Tech investors in California:
- Lead with your unique technical or market insight
- Show clear understanding of the climate tech landscape
- Demonstrate early traction or validation
- Articulate a credible path to scale
Search Climate Tech Investors in California
Ready to start your fundraising journey? Our database makes it easy to find and filter investors based on your specific criteria.
Browse all 462+ Climate Tech investors in California
Additional Resources
Last updated: March 2026
Data sourced from AngelBacked's database of 55,000+ verified investors. For the most current information, search our investor database.