Thin Line Capital

About The Fund

Thin Line Capital is an investment fund located at Ryger House, 11 Arlington Street, London, United Kingdom, centered on private equity investments within the areas of Energy, CleanTech, and Material Science. Their investment thesis revolves around the significant economic opportunity presented by the decarbonization of the global economy, which they describe as the largest since the Industrial Revolution. They highlight sectors like renewable energy, which is growing at a rate of about 17% annually, and the electric vehicle (EV) market, expanding at about 60% each year since 2015 and representing a potential $53 trillion opportunity by 2050. Moreover, they acknowledge the necessity for decarbonizing the construction environment and the rising demand for climate resiliency solutions. Thin Line Capital positions itself as a partner to entrepreneurs, equipped with a deep understanding of both the hardships of entrepreneurial endeavors and the commitment necessary for success. With experience in founding six climate-tech companies, including two unicorns, they express a clear focus on founder-first principles and ethical conduct. The fund specializes in equity, fund of funds, expansion, later stage investments, and management buyouts/leveraged buyouts (MBO/LBO). They practice a focused investment thesis, allocating $400-$600k into seed-stage, low-capital expenditure companies within booming verticals like renewable energy, electrification of transport, and climate resiliency. Their concentrated portfolio is indicative of a deliberate, active investment approach, prizing deep domain experience and playing a supportive, advisory role in their investments. Thin Line Capital's management, led by founder and managing partner Aaron Fyke, boasts significant expertise in various tech areas such as fuel cells, ocean power, concentrating solar, and grid-scale energy storage. They are currently deploying their second fund to invest in clean energy and climate change companies.