For more than 100 years, we have provided quality above- and below-water construction services on all types of marine-based infrastructure. Our reputation as an innovative contractor who stresses the importance of safety and environmental awareness makes us a preferred partner for many private- and public-sector clients. We’ve taken our century of marine construction experience along with our core principles, and incorporated them into the bedrock of our Submarine Cable team.

Submarine Cable Services

We provide a wide range of submarine cable installation, inspection, repair, and maintenance services. As a marine contractor who has both comprehensive surface and underwater capabilities, Brennan can create a specialized, turnkey solution that best fits each project.

  • Strategic Staging and Support Locations
  • Shore-End Civil and Site Work
  • Route Preparation
  • Pre-Lay Grapnel Runs
  • Submarine Cable Installation
  • Post-Lay Cable Protection
  • Submarine Cable Inspection
  • Cable Repair and Maintenance
  • Submarine Cable Removal
  • Environmental Preservation
  • Permit Support