3 Founders Backed by Mosaic Ventures (2026)

Mosaic Ventures founders (7)

Mosaic Ventures founders covers 7 founders on Blockstream, Chalfen Ventures and Clue and 4 other companies. The most common sectors are Fintech (2), Automotive Technology (1) and Healthtech (1). Members are based in 6 cities, led by London, UK (2), Berlin, Germany (1) and Menlo Park, CA (1). The remaining members span Robotics (1) and Transportation (1). Companies represented include Klarna, Nexar, Uber and Wayve. Every founder below links to a profile with their company, backers, and the filings behind each round.

• Founders listed: 7
• Companies represented: 7
• Top sector: Fintech (2 founders)
• Top location: London, UK (2 founders)
• Sectors represented: 5
• Locations represented: 6

• Alex Kendall — Wayve
• Austin Russell — Blockstream
• Janet Bannister — Clue
• Mike Chalfen — Chalfen Ventures
• Saar Gur — Nexar
• Travis Kalanick — Uber
• Zennon Kapron — Klarna

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