Marine Industries

The Heart of the South West has been at the forefront of innovative industry-leading marine R&D for many years, with 370kms of spectacular coastline, 6 ports and harbours, and many successful supply chain companies; business investment opportunities in this sector are plentiful.The Heart of the South West encompasses at least 2,800 marine and maritime companies (at least 35% of the Cluster’s total number). This area’s companies have particular strengths in marine defence, manufacturing including autonomous systems, and offshore renewables, while its fishing and aquaculture industry is extremely robust.

This area’s companies have strengths in a number of areas such as marine defence, manufacturing including autonomous systems and offshore renewables, while its fishing and aquaculture industry is extremely robust.Globally significant companies include Babcock International, SEA, Cohort PLC, Marine Biological Association, MSubs, Plymouth Marine Laboratory, Princess Yachts International, SC Group, Seiche, Sir Alister Hardy Foundation for Ocean Science, Teignbridge Propellers and Valeport Ltd.

Oceansgate occupies 350,000m2 adjacent to Devonport Dockyard, Plymouth. One of the largest dockyards in Europe, it provides a unique complex of office and industrial buildings and docks for commercial use. It has direct deep-water access to the English Channel and an unrivalled location for a wide range of marine businesses. Development of office and industrial space for marine and advanced manufacturing companies is already underway. Further developments will include access to deep-water docks and jetties and a Marine Technology Centre. For further information please click here.

The Universities of Plymouth and Exeter lead technology and innovation around the marine maritime industries including renewables, science, design and manufacturing, robotics and autonomous systems.



The Heart of the South West is an important part of the the South Coast Marine Cluster (SCMC), which stretches across Devon, Somerset, Cornwall, Dorset and Hampshire
The Cluster in figures:

  • The 2nd largest in the UK in terms of size, value and the number of jobs.
  • £2.54 billion GVA is created directly from the SCMC marine industry, with a further £16.4 billion from indirect GVA.
  • 7,857 Companies generate more than 51,282 jobs in marine and maritime related activities.
  • This equates to 25% of the UK’s marine jobs in manufacturing and 20% of marine manufacturing jobs.

Success Stories

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Plymouth Marine Laboratory
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Rigid Containers Limited
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Effect Photonics BV
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