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ClearSky invests in cybersecurity and energy transition companies to strengthen digital security and the global energy ecosystem. It backs early stage and growth ventures, leveraging a team with extensive sector experience to support portfolio companies across AI-enabled infrastructure and sustainable technology. The firm focuses on enabling resilient infrastructure and secure digital transformation for enterprises and critical systems.
B2B / B2C
Investment focus
Investment style
Specialist
Data last enriched
Aug 14, 2026
Investing team
- Alex WeissCEO, Co-Founder & Managing Partner
- James HuffCo-Founder & Managing Partner
- Erik StraserPartner
- Robert RauchPartner
- Ryan CrumPartner
- Guy NizanVenture Partner
- Howard ShecterExecutive Partner
- Joseph WrightChairman of the Investment Committee
- Austin SummersSenior Vice President
- Anjali NagarajaAssociate
- Owen SantosAnalyst