Riot Ventures

Riot Ventures is a United States-based venture capital firm founded in 2017 that backs technology-driven companies from pre-seed to growth stages. The firm focuses on deep technology across hardware, software, enterprise and industrial applications, network security, mobility, sensing and control, and related fields, with investments spanning artificial intelligence, machine learning, robotics, drones, defense, manufacturing, energy, and industrial automation. Typical investment sizes range from $0.5 million to $10 million in early and growth-stage opportunities. Riot Ventures maintains offices in key U.S. tech hubs and pursues opportunities across the United States, seeking companies with innovative technologies and scalable business models.

Collier Bern

Partner and Head of Growth

Will Coffield

General Partner

Stephen Marcus

General Partner

Meghan Moreland

Investor

Past deals in Nuclear Energy

Valar Atomics

Seed Round in 2025
Valar Atomics is a pioneering energy company that harnesses nuclear fission to produce synthetic gas and fuels from ambient air and water. It designs and operates modular, small-scale fission plants, aiming to provide abundant, low-cost energy that is independent of climate and political factors. By converting air and water into synthetic gas and fuels, the company enables various industries to leverage energy density and existing infrastructure, fostering energy independence and sustainability.
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