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 Aluminum

Alloy Enterprises

Series A in 2023
Alloy Enterprises is a Somerville, Massachusetts-based developer of 3D printing technologies and industrial-engineered products aimed at reducing inefficiencies in conventional manufacturing. The company has developed an aluminum additive technology that enables dense, low-cost parts without relying on expensive or hazardous powders, addressing limitations in traditional methods and supporting advances in lightweight components and emissions reduction.

Alloy Enterprises

Seed Round in 2021
Alloy Enterprises is a Somerville, Massachusetts-based developer of 3D printing technologies and industrial-engineered products aimed at reducing inefficiencies in conventional manufacturing. The company has developed an aluminum additive technology that enables dense, low-cost parts without relying on expensive or hazardous powders, addressing limitations in traditional methods and supporting advances in lightweight components and emissions reduction.
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