Randy Castleman
Emerging tech investor deploying capital to climate solutions.
New York, New York
Overview
Work Experience
Managing Partner
2023 - Current
Carbon Drawdown Collective is the investment and philanthropic arm of a family office that deploys capital to scale promising or proven solutions to the climate crisis. The founder is a multiple-time successful renewable energy entrepreneur who is now devoting his resources and experience to support for-profit businesses and nonprofit organizations. Carbon Drawdown Collective is not a fund or fiduciary.
Co-Founder & Director
2023
Strategic Advisor
2022
Strategic Advisor & Theme Developer
2018
ARK Invest holds a precision lens on thematic investing.
Managing Partner
2017
SRF works with family offices and institutional investors on private investment strategies via funds, co-invests, and direct investing.
Strategic Advisor
2022 - 2023
Strategic Advisor
2020 - 2023
Strategic Advisor
2019 - 2023
Strategic Advisor
2020 - 2022
Strategic Advisor
2015 - 2017
Engaged by CIO to develop a conceptual framework for investing in venture capital funds and assist with the practical implementation of the program. Performed comprehensive survey of hundreds of emerging and established venture funds then used framework to identify most attractive targets. Evaluated strategies, partnership dynamics and fund performance to create actionable target set. Leveraged experience as a venture GP to develop relationships with target firms and supplement portfolio manager diligence, document negotiation, and monitoring of commitments. Advised on direct investment opportunities.