F ollowing our acquisition of THC Diving Ltd. earlier this year, we are excited to announce that the integration of THC Diving’s operations into DM Group Services has now been completed and the outfit has been renamed as Dive Marine Services (Gibraltar) Ltd. This marks another milestone in our efforts of expanding our underwater I.R.M. business to strategic maritime locations around the globe, offering customers the same quality of service that they are accustomed to from our Singapore operations. 

Mr Eugene Tho, Managing Director, DM Group Services, said, “We are thrilled that Dive Marine Services (Gibraltar) has now been fully integrated into our group businessGibraltar is one of the world’s most important strategic shipping gateways, connecting the Mediterranean to the Atlantic, with 60,000 vessels transiting the Straits of Gibraltar each year. The ultimate goal is to offer our customers with consistent high-quality of underwater I.R.M. services in different locations worldwide, either through acquisition, partnerships or setting up operations on our own. 

Commenting on the final integration in GibraltarMr Cale Serra, Managing Director of Dive Marine Services (Gibraltar) said, “We are very happy now – with the renaming – to be fully part of the Dive Marine family. The rebranding will help us to further solidify our position in the sector and we will work closely with the group to offer consistent services to both, our Gibraltar as well as Singapore clients.   

About Dive Marine Services (Gibraltar) 

Dive Marine Services (Gibraltar), formerly known as THC Diving, is a full-service, sustainable commercial diving operator, which specialises in underwater marine inspection, repair and maintenance (I.R.M), and underwater hull cleaning in the port of Gibraltar. It has been formed in response to growing market opportunities and to the IMO guidance on marine protection; this recommends the use of ‘best available technology’ to reduce the dangers of marine pollution.  By using TechHullClean’s proprietary sustainable IRM technology, the company aims to align with the IMO’s recommendations and become an environmental leader in underwater marine services and underwater hull cleaning to the shipping industry.

About Dive Marine Services 

Dive Marine Services, along with DM NDT and DM Sea Logistics – is part oDM Group Services, established in 1974 and headquartered in Singapore. The scope of service includes a full stack of inspection, repair, and maintenance services-underwater and at height – as well as logistics support, and rope access training. Dive Marine Services has pioneered the adoption of advanced technologies including but not limited to Remotely Operated Vehicles (ROVs) in the execution of marine civil engineering works, underwater inspections, repairs and maintenance of vessels for the maritime industry.

To learn more about our services, visit: dmgroupservices.com 

Contact info:

For further information, please contact

Singapore: Mr. Eugene Tho, Managing Director, DM Group Services

[email protected]

Gibraltar: Mr. Cale Serra, Managing Director, Dive Marine Services (Gibraltar)

[email protected]

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Eugene Tho

Managing Director, Dive Marine Services

Eugene, with more than 26 years of experience in the marine industry, is responsible for the planning, management and execution of Dive Marine’s strategic vision to develop and grow the company into one of the leading commercial diving companies providing clients, comprehensive and integration solutions.

Eugene’s responsibilities include business development and performance of the company’s business. He has spear headed the diversification of businesses and developed the various subsidiaries within the Group.


Dive Marine Services

Tel: +65 6515 0090
Email: [email protected]