5 Founders backed by Katie Rae building Climate (2026)

Founders backed by Katie Rae and building Climate (5)

Founders backed by Katie Rae and building Climate covers 5 founders on Addis Energy, AtmosZero and Commonwealth Fusion Systems and 2 other companies. The most common sector is Climate (5). Members are based in 5 cities, led by Cambridge, MA (1), Devens, MA (1) and Loveland, CO (1). Companies represented include Foundation Alloy and Lilac Solutions. Every founder below links to a profile with their company, backers, and the filings behind each round.

• Founders listed: 5
• Companies represented: 5
• Top sector: Climate (5 founders)
• Top location: Cambridge, MA (1 founders)
• Locations represented: 5

• Addison Stark — AtmosZero
• Bob Mason — Commonwealth Fusion Systems
• Jake Guglin — Foundation Alloy
• Lilac Solutions Team — Lilac Solutions
• Michael Alexander — Addis Energy

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Other founder hubs

• Paul Wythes (16 founders)
• Brad Feld (39 founders)
• Barry Eggers (31 founders)
• Christine Tsai (28 founders)
• Hadley Harris (24 founders)
• Ali Hamed (23 founders)
• Larry Li (22 founders)
• Saeed Amidi (22 founders)
• Chase Coleman (21 founders)
• Abhinav Gupta (19 founders)
• John Cadeddu (19 founders)
• Peter Wendell (18 founders)
• Michiel de Haan (17 founders)
• Irem Rami (17 founders)
• Andreas Weiskam (17 founders)
• Will Quist (16 founders)
• Seth Shuldiner (16 founders)
• John Borthwick (16 founders)
• Ben Horowitz (41 founders)
• Jeff Horing (32 founders)
• Fabrice Grinda (29 founders)
• Eric Chin (25 founders)
• Richard Kramlich (24 founders)
• Akio Tanaka (23 founders)

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Narrow Climate founders

• Braemar Energy Ventures · Climate (4 founders)
• Michelle Carr · Climate (4 founders)
• Victor Pascucci · Climate (4 founders)
• Global Millennial Capital · Climate (4 founders)
• Bruc Management · Climate (4 founders)
• Ed Anderson · Climate (4 founders)
• Wouter Jonk · Climate (3 founders)
• Ulu Ventures · Climate (3 founders)
• Cleveland Avenue · Climate (3 founders)
• TriplePoint Capital · Climate (3 founders)
• San Carlos, CA · Climate (3 founders)
• Bert Hazelaar · Climate (3 founders)
• Ronnie Wiessbrod · Climate (3 founders)
• Clear Current Capital · Climate (3 founders)
• Pittsburgh, PA · Climate (3 founders)
• Fortistar · Climate (3 founders)
• William Lese · Climate (3 founders)
• Sean Carey · Climate (3 founders)
• Alexander von Frankenberg · Climate (3 founders)
• Lisa Feria · Climate (3 founders)
• Arumugam Aramvalarthanathan · Climate (3 founders)
• Floodgate · Climate (3 founders)
• Eclipse · Climate (3 founders)
• Georgina Campbell Flatter · Climate (3 founders)
• Campbell, CA · Climate (3 founders)
• Ron Gonen · Climate (3 founders)
• Newark, NJ · Climate (2 founders)
• Dublin, Ireland · Climate (2 founders)
• San Leandro, CA · Climate (2 founders)
• San Francisco, CA · Climate (44 founders)

Other founder hubs

• ConstructionTech (2 founders)
• Healthtech (1,022 founders)
• Infrastructure (2 founders)
• SaaS (1,674 founders)
• Defense (2 founders)
• Restaurants and Bars (1 founder)
• AR/VR (2 founders)
• Chemical Manufacturing (1 founder)
• Advertising Technology (2 founders)
• Government Services (1 founder)
• Electronics Manufacturing (3 founders)
• WealthTech (1 founder)
• Energy Infrastructure (3 founders)
• Restaurants (1 founder)
• HRTech (3 founders)
• Techbio (1 founder)
• Sports Tech (3 founders)
• Manufacturing (1 founder)
• Adtech (4 founders)
• Insurance and Financial Services (1 founder)
• AI (4 founders)
• IT Services and IT Consulting (1 founder)
• Blockchain (6 founders)
• Impact Investment (1 founder)

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