Tristan Pollock is the Founding Partner of Cool Climate Collective. See portfolio, sector focus and contact routes.
Tristan Pollock is the Founding Partner of Cool Climate Collective, a San Francisco-based investment syndicate where he and co-founder Mehrad Yaghmai have deployed approximately $2 million into climate startups. His investment thesis targets early-stage ClimateTech ventures, with a focus on pre-seed and seed rounds across sectors including Web3/blockchain, energy, AI, and smart cities. Pollock typically invests check sizes ranging from $10,000 to $250,000, acting as an individual angel investor within the syndicate structure. Notable portfolio companies include JuicyMarbles, AgFunder, Ethic, and Commsor, reflecting his dual focus on climate and crypto ecosystems. Before founding Cool Climate Collective, he directed $30 million in venture capital across hundreds of companies as a Venture Partner at 500 Startups and served as an Entrepreneur-in-Residence at Google for Startups. Pollock distinguishes his approach by emphasizing founder communication and team-building capabilities as the primary drivers of early-stage success. He also holds the title of Terra Climate Tech VC Fellow and actively writes on climate investing through the Cool Climate Col
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