SubCtech

SubCtech is a German manufacturer of ocean and subsea technology, founded in 2010 through a management buy-out led by CEO Stefan Marx. The company is headquartered in Kiel and develops underwater technologies, subsea solutions and ocean monitoring systems for industrial and scientific users, with particular exposure to marine research, environmental monitoring and the offshore oil and gas sector. It holds ISO 9001:2015 certification.

Its product line spans power and measurement systems. SubCtech builds Li-Ion batteries for subsea use in ROVs (Remotely Operated Vehicles) and AUVs (Autonomously Unmanned Vehicles), alongside uninterruptible power supply battery systems. The OceanPack product line covers autonomous measurement systems for surface and subsea monitoring.

Work at the company is shaped by close collaboration with clients in industry, science and the offshore sector, with an emphasis on customized solutions built to specific operational requirements. Further details are available at https://subctech.com/.