Black Dog Divers Commercial Diving

Marine Construction and Commercial Diving Services

Black Dog Divers is your team for integrated support ranging from single-service commercial diving needs to total project management for projects requiring commercial diving, marine construction, crane & rigging, and related services.

Since 1989, Black Dog Divers has earned an industry-leading reputation for providing innovative, safety-conscious and cost-effective service that delivers results. Our energetic, resourceful team has an outstanding track record of providing clients with rapid, cost-effective incident response services without compromising our commitment to safety and the environment.

Our experienced commercial divers and marine construction specialists support industries including Hydro Electric, Municipal & Government Water Systems, Cable & Pipeline, Shipping, and more. Engineering firms and general contractors also consistently depend on Black Dog Divers as their partner for as-needed commercial diving and marine construction support for their projects.

Representative clients for whom Black Dog Divers' has implemented commercial diving, marine construction and related services include:

American Bridge Company (as subcontractor for U.S. NAVY)
  • Commercial Diving Services (Video, Welding, Burning, Cathodic Protection, Corrosion Control, Concrete Repairs, & Pile Jackets)
  • Crane and Rigging Services (Barge Rental, Crane Rental, & Pile Driving)
  • Demolition Services (Steel Demo and removal, & Wood Pile Cutting)
Consolidated Hydro
  • Commercial Diving Services (Video, Underwater Burning and Welding, Emergency Recovery, Fish Migration, Gate Installation and Repairs, Cathodic Protection, Corrosion Control, Pile Jackets, & Concrete Pours and Repairs)
  • Demolition Services (Wood & Steel Pile Cutting)
  • Crane and Rigging Services (Barge Rental)
ECM / Hudson Maritime Services
  • Commercial Diving Services (Video, Emergency Recovery, Underwater Ship Hull Inspections)
  • Demolition Services (Concrete Cutting & Demolition)
  • Hazmat Services (Hazardous Material Diving, Handling, & Spill Response)
  • Marine Construction Services (Reef Restoration)
City Of Portsmouth, NH
  • Commercial Diving Services (Video, Underwater Welding & Burning, Emergency Recovery, Pipeline Installation, & Cathodic Protection)
  • Marine Construction Services (Drinking Water System Tanks & Reservoirs, Intake & Discharge Structure Repairs, & Waste Water Outfall)
  • Crane and Rigging Services (Barge & Sectional Barge Rentals)
City of Salem, NH
  • Commercial Diving Services (Gate Installation & Repairs)
  • Marine Construction Service (Trash Racks & Stop Logs Installation)
  • Welding & Fabrication (Trash Racks, Stop Logs, & Confined Space Services)
E.D. Swett
  • Commercial Diving Service (Video, Underwater Welding & Burning, Caisson Cutting, Concrete Pours & Repairs)
  • Marine Construction Services (Bridge Repairs, Fender Repairs, Pile Jackets and Wraps, & Scour Repairs)
General Electric Company
  • Commercial Diving Services (Video, Underwater Welding & Burning, Emergency Recovery, Fish Migration, Gate Installation & Repairs, Concrete Pours & Repairs)
  • Crane and Rigging Services (Crane Rental, Lagging Walls, Steel Erection, & Barge and Sectional Barge Rentals)
  • Demolition Services (Concrete Cutting & Demolition, Steel Demolition 7 Removal)
  • Marine Construction Services (Intake & Discharge Structures, Marine Encapsulation, Pile Jackets and Wraps, & Stop Logs)
Great Lakes Dredge & Docks (as subcontractor for the U.S. Army Corps of Engineers)
  • Commercial Diving Services (Video, Underwater Welders & Burning, Caisson Cutting, Emergency Recovery, Pipeline Installation & Repairs, Cathodic Protection, Corrosion Control, Cable Installation & Inspections, Pile Jackets, Concrete Pours & Repairs, & Underwater Ship Hull Inspection)
  • Demolition Services (Concrete Cutting & Demolition, Steel Erection, Barge Rental)
Jay Cashman Inc.
  • Commercial Diving Services (Video, Underwater Welding & Burning Services, Caisson Cutting, Emergency Recovery, Gate Installation & Repairs, Pipeline Installation & Repairs, Cathodic Protection, Corrosion Control, Cable Installation & Inspection, Pile Jackets, Concrete Pours & Repairs, & Underwater ship hull Inspections)
  • Crane and Rigging Services (Pile Driving, Lagging Walls, Barge & Sectional Barge Rental)
  • Hazmat (Hazardous Material Diving)
  • Marine Construction (Fender Repairs, Marine Encapsulation, Pile Jackets & Wraps)
Maxymillian, Inc.
  • Commercial Diving Services (Video, Underwater Welding & Burning, Caisson Cutting, Emergency Recovery, Gate Installation & Repairs, Pipeline Installation & Repair, Cathodic Protection, Corrosion Control, Cable Installation & Inspection, Pile Jackets, Concrete Pours & Repairs)
  • Crane and Rigging Services (Pile Driving, Lagging Walls, Barge Rentals)
  • Marine Construction Services (Drinking Water System Tanks & Reservoir Repairs, Intake & Discharge Structure Repairs, Marine Encapsulation, Scour Repair, & Waste Water Outfall)
Kiewit Construction Company
  • Commercial Diving Services (Video, Underwater Welding & Burning, Caisson Cutting, Fish Migration, Gate Installation & Repairs, Cathodic Protection, Pile Jackets, Concrete Pours & Repairs)
  • Demolition Services (Concrete Cutting & Demolition, Steel Demo & Removal, Wood & Steel Pile Cutting)
Massachusetts Water Resource Authority
  • Commercial Diving Services (Underwater Welding & Burning, Emergency Recovery Services, Cable Installation & Repairs, Concrete Pours & Repairs)
  • Hazmat (Hazardous Material Diving, Material Handling, & Spill Response)
  • Crane and Rigging (Pile Driving, Crane Rental, Barge Rental)
  • Demolition Services (Steel Demolition & Removal & Steel Pile Cutting)
MA Highway Department
  • Commercial Diving Services (Video, Underwater welding & Burning Services, Caisson Cutting, Emergency Response, Pipeline Installation & Inspections, Cathodic Protection, Corrosion Control, Pile Jackets, Concrete Pours & Repairs)
  • Crane and Rigging Services (Pile Driving, Crane Rental, Barge & Sectional Barge Rental)
  • Marine Construction Services (Bridge repairs, Cathodic Protection, Fender Repairs, Marine Encapsulation, Pile Jackets & Wraps)
  • Demolition Services (Concrete Cutting & Demolition, Fender System Removal, Wood & Steel Pile Cutting & Removal)
MBTA
  • Commercial Diving Services (Video, Underwater Welding & Burning Services, Concrete Pours & Repairs)
  • Demolition Services (Concrete Cutting & Demolition, Steel Demolition & Removal, Wood & Steel Pile Cutting & Removal)
  • Crane and Rigging Services (Pile Driving, Crane Rental, Barge & Sectional Barge Rentals)
N.E.L. Corporation
  • Commercial Diving Services (Video, Underwater Welding & Burning, Caisson Cutting, Emergency Recovery, Pile Jackets, Concrete Pours & Repairs)
  • Marine Construction Services (Bridge Repairs, Fender Repairs, Marine Encapsulation, Pile Jackets & Wraps)
  • Crane and Rigging Services (Pile Driving, Crane Rental, Steel Erection, & Barge and Sectional Barge Rentals)
  • Demolition Services (Pile Driving, Steel Demolition & Removal, Wood & Steel Pile Cutting & Removal)
NH Department of Environmental Services
  • Commercial Diving Services (Emergency Response & Recovery Services)
NH Department of Transportation
  • Commercial Diving Services (Video, Underwater Welding & Burning, Caisson Cutting, Cable Installation & Inspection, Pile Jackets, Concrete Pours & Repairs)
  • Crane and Rigging Services (Barge Rental)
  • Marine Construction Services (Bridge Repairs, & Fender Repairs)
New England Power Company
  • Commercial Diving Services (Video, Underwater Welding & Burning, Fish Migration, Gate Installation & Repairs, Cathodic Protection, Corrosion Control, Cable Inspections & Installations, Concrete Pours & Repairs)
  • Marine Construction Services (Intake & Discharge Structure Repairs, Marine Encapsulation)
  • Crane and Rigging Services (Pile Driving & Barge Rentals)
  • Demolition Services (Concrete Cutting & Demolition, Steel Demolition & Removal, Wood & Steel Pile Cutting & Removal)
Ridgewood Power Company
  • Commercial Diving Services (Video, Underwater Welding & Burning, Emergency Recovery, Fish Migration, Gate Installation & Repairs, Concrete Pours & Repairs)
  • Marine Construction Services (Intake & Discharge Structure Repairs, Marine Encapsulation, Trash Rack & Stop Log Installation)
  • Crane and Rigging Services (Pile Driving, Crane Rental, Barge Rental)
  • Demolition Services (Concrete Cutting & Demolition, Steel Demolition & Removal, Wood & Steel Pile Cutting & Removal)
Stone & Webster Engineering Corporation
  • Commercial Diving Services (Video, Underwater Welding & Burning, Gate Installation & Repairs, Cable Installation & Inspections, Concrete Pours & Repairs)
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