AdvanTec Marine

Booth #1142
16531 13th Ave W Ste A-106
Lynnwood , WA 98037
United States

AdvanTec Marine is the parent brand to Diamond Sea Glaze, Freeman Marine, Pacific Coast Marine, Steelhead Marine and USA Sliding Doors who specialize in: design, engineering and manufacturing of specialty application closures. We are one of the largest marine manufacturers in the world, have geographic locations in the US & Canada, and ship to over 50 countries worldwide. Our customer base include North American & International Navies, Governments, Militaries, Commercial Vessel and Super Yacht Builders. We are a growing team of close to 300 people, and all of our products/solutions are conceived, designed, engineered and manufactured here in North America.

Products & Services


2400-Series Cast Aluminum Flush Hatches

Freeman Marine 4000 Series Premium Portlights

Freeman Marine Doors

Boat Building Supplies

  • Windows
  • Gaskets
  • Hatches
  • Doors

Catalog / Retail

  • Distributors

Deck Machinery / Hardware / Equipment

  • Aluminum Construction
  • Hydraulics
  • Deck Machinery / Hardware / Equipment
  • Cranes & Parts

Naval Architects / Marine Engineers

  • Naval Architects