Giant Ventures is a multi-stage, thesis-driven venture capital firm founded in 2019. With headquarters in London and additional offices in Los Angeles, New York, California, Copenhagen and Stockholm, the firm backs technology founders building a more sustainable, healthy and equitable planet by tackling challenges in climate change, mental health and financial inclusion. Giant Ventures Global LLP is authorized and regulated by the Financial Conduct Authority. The team draws on its own entrepreneurial backgrounds to provide hands-on support, from strategic guidance to operational help, as founders navigate early growth.
The firm invests from pre-seed through Series B, typically writing checks between $1 million and $3 million. It targets Europe and the United States, seeking entrepreneurs whose ventures advance sustainability, improve healthcare or expand access to capital. Its investment themes include climate solutions, health innovations and inclusive capitalism models. In early 2024, Giant Ventures closed two funds totaling $250 million: a $100 million seed fund for early-stage startups in climate, health and economic opportunity, and a $150 million growth fund to scale climate technology companies at Series B and beyond.
A strong portion of its portfolio is dedicated to clean technology and energy solutions. Investments include Field, which builds grid-scale battery storage to balance renewable power; Flower, a provider of energy grid balancing services; Haven Energy, focused on residential battery storage and virtual power plants; and Evroc, developing more efficient data centers. The firm has also backed Radiant’s work on portable nuclear microreactors and Agreena’s platform for carbon removal through regenerative farming. These investments highlight interest in energy storage, grid management and infrastructure innovations that support a lower-carbon economy. The firm’s continued support of transformative technologies underscores its commitment to finding solutions for pressing environmental and social challenges.
