Semco Maritime

Semco Maritime is an international engineering and contracting company headquartered in Esbjerg, Denmark, with roots going back to 1980. The company is deeply embedded in both the conventional energy sector and the offshore wind industry, positioning it to bridge today's fossil fuel infrastructure needs with tomorrow's renewable energy solutions. Semco Maritime provides comprehensive engineering, installation, and maintenance services across the full lifecycle of energy projects — from oil and gas platforms to offshore wind farms and energy transition projects. With approximately 2,300 employees and operations spanning more than 40 years, the company partners with world-leading energy firms across the globe. Its dual expertise in conventional and renewable energy gives it a unique capability to support the energy transition at scale. Semco Maritime is owned by Danish investment company C.W. Obel, which has held ownership since 1996/1997.