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Plymouth's Marine Autonomy Sector Booms, Faces Space Crunch

28 Nov, 2025

Summary

Plymouth is experiencing rapid growth in its marine autonomy sector.
Companies like James Fisher Defence and Helsing are expanding operations.
High demand strains available waterfront space at Turnchapel Wharf.

Plymouth's Marine Autonomy Sector Booms, Faces Space Crunch

Plymouth's marine autonomy sector is experiencing unprecedented growth, leading to a shortage of essential waterfront space. Since being designated the UK's National Centre for Marine Autonomy six months ago, the city has attracted a surge of businesses.

Companies like James Fisher Defence are considering manufacturing facilities, while German firm Helsing has already opened a factory and test facility. Start-up Oshen has also seen significant demand for its autonomous sailboats. This rapid expansion is straining the capacity of the primary hub at Turnchapel Wharf.

To address the space crunch, the management of Turnchapel Wharf is developing plans to accommodate the increasing number of businesses. The sector's growth is further supported by government investments, including the £250m Defence Growth Deal and a substantial £4.4bn investment into nearby Devonport.

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