Matthew Bellamy

Matthew Bellamy is a Co-founding Partner at Helium-3 Ventures, operating across the United States and Europe to invest in early-stage technology startups. He established the venture capital firm in 2021 alongside two partners to target pre-seed and seed-stage opportunities across multiple emerging industries. Through the firm, Bellamy writes initial checks ranging from $100,000 to $5 million, building a portfolio of 22 companies that includes Boom Supersonic. Prior to institutionalizing his investment strategy, he built a personal angel portfolio of more than 40 startups, backing recognizable consumer technology companies like Spotify. His firm frequently co-invests alongside established institutional entities such as Andreessen Horowitz, recently participating in a $40 million Series B funding round for a data protocol startup. Bellamy currently focuses his capital allocation on frontier technology and infrastructure-heavy sectors, specifically targeting climate, aerospace, and advanced materials.