Connect with us.

We are headquartered in Singapore with another branch office for our underwater I.R.M. services in Gibraltar, operated under the ‘THC Diving’ brand. We also work with marine services partners across South East Asia. We welcome the opportunity to discuss how we can support you. Drop us a line here and we will be in touch within 24 hours. Alternatively, you can  also call us at +65 6515 0090. Our office hours are Monday to Friday, 0830 – 1730.


DM Group Services – 24 Third Lok Yang Road, Singapore 628014
Office: +65 6515 0090
24-hr Hotline: +65 9878 1777 and +65 9386 5888


THC Diving Ltd – PO Box 69, 1A North Mole Rd, Gibraltar
Office: +350 200 68811
24-hr Hotline: +350 566 04000 and +350 584 56000

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