What We Do


At Atlantic Sub-Sea we pride ourselves in having the positive attitude needed to complete a wide range of non typical and complex projects, as well as routine work required including inspection, maintenance, and repair to realize the completion of each job we are tasked with.

Our commercial diving services include a full range of diving equipment, dive/work support vessels, inspection services involving ROV and diver video, and also all of the tools required to complete underwater construction, repair and demolition.

Commercial Diving

  • DCBC certified divers
  • Scuba capabilities
  • Surface supplied rig


  • Dive support / Work vessel - "Service Leader"
  • 18 ft. zodiac
  • 18 x 10 ft. platform barge

Construction, Repair & Demolition

  • Full line of Stanley hydraulic underwater tools
  • Underwater cutting and welding
  • Air chippers and drills
  • Jetting and suction
  • Salvage
  • Wharf and bridge repair
  • Drilling and blasting
  • Prop polishing, repair and replacement
  • Marine railway repair and maintenance
  • Uw concrete forming and repair
  • Pipeline installation and repair
  • Marina and floating dock repair


  • Underwater video (diver)hand held and closed circuit
  • Rov seabotix lbv 200-4
  • Ultrasonics testing/ndt Cathotic protection maintenance
  • Environmental assessments
  • Potable water tank inspections and cleaning


With our long history in Port Hawkesbury,and the Strait Area of Nova Scotia in general, we have built a large customer base which we strive to keep in good standing with. That being said, we look forward to impressing the same values towards new and returning customers all over Nova Scotia, and hope that you might reward us with the chance to do so with you and your company.

Here is a list of our satisfied customers:

  • Nova Scotia Power
    • Point Tupper
    • BioMass CoGen
    • Wreck Cove Hydro
    • Trenton
  • Port Hawkesbury Paper
  • Super Port Corporation
  • Super Port Marine Services
  • Town of Port Hawkesbury
  • Coast Guard / Canso Causeway
  • Martin Marietta Materials Ltd
  • Georgia Pacific
  • Leslie and Benn Pile Driving
  • Mulgrave Machine Works
  • Public Works and Government Services
  • Melford International Terminals
  • Svitzer Canada
  • Superior Contracting
  • J&T Vanzuphten Contractors
  • Waterworks Construction
  • Alva Construction
  • Strait Engineering
  • McNally Bros Construction
  • McManus Construction
  • SBM
  • AW Leil Cranes
  • A&A Towing