Presidio Partners is a San Francisco venture capital firm founded in 2015, with roots stretching back over 25 years through its predecessor, CMEA Capital. The team emphasizes active portfolio management, transparency, teamwork and accountability in every stage of investment. By focusing intellectual effort on factors that drive value, the firm aims to deliver solid returns for entrepreneurs and investors. Each major deal is supported by two dedicated team members who provide distinct viewpoints and maintain open discussion around strategy and performance.
The firm targets growth-stage companies in information technology, life sciences and energy technology sectors. These areas reflect a belief in technological innovation that can reshape markets and deliver measurable benefits to customers. Investments typically occur in Series B, C and D rounds, where operational insight and financial support can accelerate scaling. Presidio Partners maintains a transparent relationship with portfolio companies and limited partners, sharing regular updates and engaging in candid reviews. This collaborative model is designed to address challenges quickly, adapt to changing conditions and reinforce responsibility across all stakeholders.
Presidio Partners demonstrates a clear interest in sustainable energy and advanced battery research through a series of targeted investments. Backed companies include ESS Inc., which develops long-duration storage systems; Wildcat Discovery Technologies, known for its work on novel battery materials; Solaria, a solar panel developer; and Cnano Technology, which explores nanoscale components for improved energy storage. Managing Director Peter Gajdos contributes deep expertise in solar and storage markets, guiding these investments with operational and sector knowledge that supports long-term growth.

