
BT's R100 North contract
Global Marine was awarded the desktop study, survey and cable installation scope for 16 cables as part of BT's R100 North project.
Client · BT
Global Marine Systems Ltd · Company 01708481
Active, accounts up to date·consultant & engineer & other·Head office Chelmsford
With a legacy spanning over 170 years, Global Marine is a leading provider of subsea fibre-optic cable installation, maintenance, and repair engineering services. The company has a rich heritage in both deep and shallow water operations, initially pioneering advances in telecommunications and evolving to become an established supplier to the oil & gas and deep sea research sectors. Global Marine offers a comprehensive suite of services, providing customers worldwide with total subsea engineering solutions for the entire lifecycle of underwater systems.
Their mission is to be the first choice provider of global offshore marine engineering services, recognised for their commitment to quality in all deliveries. This is supported by a dedicated team whose passion and intrinsic knowledge of seabed cables are central to their operations. The company's expertise extends to planning, installation, maintenance, and engineered solutions across diverse environments.
They are a recognised, reliable partner to the oil & gas sector, providing total subsea solutions, and a partner of choice for scientists requiring precision cable route and installation services for ocean observatory projects. Their contracting fleet includes specialist cable installation and repair & maintenance vessels, strategically positioned globally for rapid mobilisation.

Global Marine was awarded the desktop study, survey and cable installation scope for 16 cables as part of BT's R100 North project.
Client · BT

The Cable Innovator successfully completed a cable-lay for the Neptune Observatory.

Global Marine's innovative subsea interconnectivity solution supports Güralp Systems Ltd deployment of the world's first subsea 'Smart Cable'.
Client · Güralp Systems Ltd

Global Marine has completed the initial subsea fibre-optic cable route survey scope for the Scottish Government's Reaching 100% Programme.
Client · Scottish Government
The Atlantic Cable Maintenance Agreement (ACMA) members and their suppliers Global Marine and Orange Marine have extended their agreement to the end of 2025.
Client · ACMA

Global Marine Group (GMG), supported by its business units Global Marine, Global Offshore and Orange Marine, will safeguard Ørsted's UK Power Cables under the Atlantic Cable Maintenance Agreement.
Client · Ørsted

Global Marine has completed two offshore oil field communications contracts for Tampnet.
Client · Tampnet
SEAIOCMA has extended its cable maintenance agreement with Global Marine for five years, running to the end of 2025.
Client · SEAIOCMA
Global Marine Group (GMG) has launched OceanIQ®, a consultancy business utilising rich subsea data.

Global Marine has been awarded a desk top study for the Singapore India Gateway Cable System.

J.F. Lehman & Company has acquired Global Marine Group.
Client · J.F. Lehman & Company

HC2 Holdings has announced a definitive agreement to sell Global Marine Group, excluding the HMN Joint Venture, for $250 Million.
Client · HC2 Holdings
ACMA, SEAIOCMA, BT, Ørsted, Tampnet, Güralp Systems Ltd.
This profile was compiled from public records. Claim it to add the things buyers ask for:
Global Marine provides offshore fibre optic cable installation, maintenance and repair engineering services to the telecommunications and oil & gas sectors. Their listed services include Marine & water engineering and Civil engineering.
Global Marine Systems Ltd is registered at Ocean House 1 Winsford Way, Boreham Interchange, Chelmsford, CM2 5PD, in East of England.
Global Marine Systems Ltd states that it works across Worldwide.
Companies House lists Global Marine Systems Ltd as active.
Global Marine Systems Ltd works in Infrastructure and Energy.
Global Marine Systems Ltd was incorporated on 1983-03-22.
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