Harbor Offshore Inc. has been actively engaged in the commercial diving and marine construction industry supporting the US Army Corps of Engineers, US Navy, Bureau of Reclamation and commercial waterfront entities throughout the United States and abroad.

We have a cadre of industry-leading professionals that maintain a broad expertise ensuring proper planning and efficient management leading to the greatest value for our clients.

Marine Infrastructure


  • Platforms
  • Pipelines
  • Subsea Structures


  • Outfalls
  • Intakes
  • Underwater Military
  • Installations


  • Bridges
  • Wharfs
  • Docks

Hydro-Electric Locks & Dams

Construction, Maintenance & Repairs

  • Debris and Sediment Removal
  • Concrete Demolition and Repairs
  • Bulkhead, Pier and Pile Rehabilitation
  • Scour Protection and Remediation

Low Level Outlet (LLO) Services

  • LLO Inspection & Rehabilitation
  • Gate, Gate Guides, Gate Stems
  • Actuator Repairs and Replacements
  • Debris Removal
  • Trash Rack Repairs, Replacements and Installation

Inspection Services

  • Inlet, Outlet Works, Penstock & Tunnel Inspections
  • In-situ Inspections of Facilities
  • Leak Detection
  • Conditions Found Assessment
  • Sonar-enhanced Inspections
  • ROV Inspections
  • Weld Inspections
  • Scour and Sediment Assessment

Oil & Gas

Offshore Platforms

  • Platform Inspections in accordance with API RP2A guidelines
  • NDT Level I, II and III Inspections
  • Underwater Platform Cleaning
  • Anode Inspections
  • Subsea Pipeline Inspections, Installations and Repairs
    • ROV and Diver Inspections
    • NDT Level I, II and III Inspections
    • Pipeline Installations
    • Pipeline Excavations and Backfill (Jetting)
    • Pipeline Repairs and Subsea Tie-ins

Marine Salvage & Casualty Response

  • Vessel and Aircraft Salvage
  • HAZMAT Response and Services
  • Lightering Operations
  • Vessel Repairs
  • Underwater Demolition

Submarine Cable Support

  • Submarine Cable Installations
    • Sled Checks and Debris Removal
  • ACBM (Articulated Concrete Block Mats) Installations and Replacement
  • Submarine Cable Locating