Manta Ray Ventures

Manta Ray Ventures is an early-stage venture capital fund established in 2011 and headquartered in London, United Kingdom. The firm specializes in backing mission-driven founders who address significant global challenges through the application of leading-edge technologies. Manta Ray Ventures provides flexible and patient capital to its portfolio companies, complementing financial investment with strategic guidance, operational support, and access to its extensive networks of industry experts and resources. The firm's investment approach emphasizes long-term partnerships designed to help startups navigate challenges and capitalize on growth opportunities. The firm's investment focus centers on two primary sectors: Artificial Intelligence and Machine Learning (AI/ML) and Life Sciences. Beyond these core areas, Manta Ray Ventures maintains exposure to complementary technology sectors including education technology, biotechnology, healthcare, aerospace and defense, business software, and IT consulting. The firm invests across multiple stages, from seed-stage through Series B, targeting both domestic and international opportunities. The firm has demonstrated a global investment perspective, with portfolio companies spanning the United States, Israel, Germany, India, and other markets. Manta Ray Ventures was founded by Leah Volger, who established the firm with a vision of supporting entrepreneurs creating transformative solutions to pressing global problems. The firm's leadership team includes experienced venture capital professionals and operational experts who bring deep domain knowledge across technology and life sciences sectors. The team's approach combines patient capital deployment with hands-on support, recognizing that early-stage companies require more than funding to succeed in competitive markets. As of April 2025, Manta Ray Ventures had completed 51 investments across its portfolio, demonstrating consistent activity in identifying and supporting promising early-stage ventures. The firm maintains its London headquarters at Fora, 33 Broadwick Street, and actively seeks new investment opportunities from founders building innovative solutions in AI, life sciences, and related technology sectors.