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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
24-hr Hotline: +65 9386 5888 and +65 9892 8823
Office: +65 6515 0090
Email: [email protected]


Dive Marine Services (Gibraltar) Ltd
PO Box 69, 1A North Mole Rd, Gibraltar GX11 1AA
24-Hour Hotline: +34 673 78 29 84
Office: +350 2006 8811
Email: [email protected]


Dive Marine Underwater Services (Europe) BV
Ruiterijschool 14, 2930 Brasschaat, Belgium
VAT: BE0779657888 RPR Antwerpen afdeling Antwerpen
Office: +32 3 502 54 90
Email: [email protected]

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