Arc Marine

ARC marine is a UK-based nature-inclusive design company on a mission to repair and regenerate the world's marine ecosystems. The company designs, manufactures, deploys, and monitors advanced nature-inclusive solutions that transform what marine infrastructure can achieve. Its flagship Reef cubes® product — a low-carbon, plastic-free concrete reef system — provides habitat creation and scour protection for offshore energy, coastal defence, ports, aquaculture, and blue carbon projects. ARC marine has deployed over 80,000 reef products across 12 countries, recording 243 marine species and creating more than 10,884 m² of habitat surface, saving over 546,000 kg of CO2. The company holds B-Corp certification and ISO 9001, 14001, and 45001 accreditations, and partners with major offshore energy operators including RWE and TotalEnergies. ARC marine operates as a turnkey provider from consultation and design through manufacturing, permitting, logistics, and post-deployment monitoring.