Our rigorously tested and patented protection technology secures your waterside perimeter for nationally important assets, including:

  • Shipyards
  • Military Installations
  • Desalination Plants
  • LNG, Oil Production & Transport Facilities
  • Chemical Plants
  • Nuclear Power Plants
  • Airports
  • Dams & Hydropower Plants
  • Cruise Terminals
  • Ports & Marinas

For more information on our Maritime Security Barrier Systems, please click here.

Email us directly at Barriers@jfbrennan.com.


As the most experienced company in the industry, our systems are the standard for higher maritime security protection. Our barriers are designed and tested against attacking vessels under full power throughout impact. Each project requires a unique solution. Your operations and facilities will get a waterside security barrier assessment to ensure the highest security and ease of operations at the least cost.