O S D – I M T
- City Quay, Camperdown St, Dundee DD1 3JA, UK
- 01382 317120
- 21/04/2026
Ships Stores
Oaasis Group (A DistributionNOW Co)
- Merchants House, Gapton Hall Rd, Great Yarmouth NR31 0NL, UK
- (+44) 01493 660690
- 21/04/2026
Oakes Marine Hand Dived Scallops
- Colliemore, Sconser, Isle of Skye IV48 8TD, UK
- 01478 650304
- 21/04/2026
Ocean Ecology
- 21/04/2026
Ocean Eye Technology Ltd
- +34 61 747 0465
- 21/04/2026
Ocean Kinetics Ltd
- 21/04/2026
Ocean Technical Safety Services
- 21/04/2026
Oceanwide Netherlands BV
- 21/04/2026
Oceans Marine Group
- 21/04/2026
OceanWise
- Dovedale House, 16 Butts Rd, Alton GU34 1NB, UK
- (+44) 01420 768262
- 21/04/2026
Octopi Engineering
- 20-23 Woodside Pl, Glasgow G3 7QL, UK
- 0141 582 1200
- 21/04/2026
ODE Operations – Engineering Base
- Nelson House, Beevor Rd, Great Yarmouth NR30 3QQ, UK
- (+44) 01493 845100
- 21/04/2026
O’Donnell Engineering Services
- 21 Baird Ave, Helensburgh G84 8DW, UK
- 01436 674103
- 21/04/2026
Odyssey Systems
- 21/04/2026
OEG Renewables
- 21/04/2026
Offshore Marine Contractors Ltd
- 28 Abbotswell Rd, Torry, Aberdeen AB12 3AB, UK
- 01224 898478
- 21/04/2026
Offshore Operations Ltd
- 21/04/2026
Offshore Turbine Services
- 21/04/2026
Offshore Structures (Britain) Limited
- Haverton Hill Rd, Wynyard, Stockton-on-Tees, UK
- (+44) 01642 686 140
- 21/04/2026
Offshore Workboats Ltd
- 21/04/2026
Oil Spill Response Limited
- Lower William St, New Ross, Co. Wexford, Ireland
- (+44) 023 8033 1551
- 21/04/2026
OilChart OffShore (OilChart UK Ltd)
- 90 Long Acre, London WC2E 9RZ, UK
- (+44) 0203 002 1783
- 21/04/2026
Omega Subsea UK Ltd
- 30 Abercrombie Ct, Prospect Rd, Westhill AB32 6FE, UK
- 01224 432890
- 21/04/2026
Omni Marine
- Mid Craigie Trading Estate, Mid Craigie Rd, Dundee DD4 7RH, UK
- 01382 238956
- 21/04/2026
Omny Law
- 21/04/2026
Onboard Maritime
- 1 Golf Rd, Clarkston, Glasgow G76 7HU, UK
- 0344 090 3004
- 21/04/2026
Orbital Marine Power Ltd
- Grainshore Rd, Kirkwall KW15, Kirkwall KW15 1ZL, UK
- 01856 851641
- 21/04/2026
ORCA
- 21/04/2026
ORCA Crew Services B.V.
- 21/04/2026
Orcades Marine Management Consultants Ltd
- Kirkwall KW15 1ZL, UK
- 01856 874884
- 21/04/2026
Orka Informatics
- 21/04/2026
Orkney Ferries
- 21/04/2026
Orkney Islands Council Towage
- 21/04/2026