America's Great Loop Cruisers Association
Boat Owners of the United States Assn (BoatUS) 
Chesapeake Area Professional Captains Assn
Dredging Contractors of America
Georgia Marine Business Association
Marine Industries Association of Palm Beach County
Marine Industries Association of South Florida
Marine Industries Association of the Treasure Coast
Marine Retailers Association of the Americas
NC Beach, Inlet & Waterway Association
National Marine Manufactures Association
The Maritime Association of South Carolina 

Engineering, Legal Services, Consulting

Arc Surveying and Mapping

Breton, Lynch, Eubanks & Suarez-Murias,PA
McKim & Creed
Planning Solutions Corp
Seahaven Consulting, Inc.
Taylor Engineering, Inc.
Waterways Survey & Engineering, LTD

Marinas, Yacht Clubs, BOAT Dealers

Morningstar Marinas at Bahia Bleu, GA
Bradley Creek Marina, NC
Charleston City Marina, SC
Cricket Cove Marina, SC
Curtis Stokes and Associates Yacht Brokerage
Downtown Marina of Beaufort, SC
Dudley's Marina, NC
Hewett Marina, NC
Hinckley Yacht Services
Isle of Hope Marina, GA
Isle of Palms Marina, SC
Lake Park Harbor Marina, FL
Loggerhead Marina- Palm Beach Gardens, FL
Loggerhead Marina- Stuart, FL
Marineland Marina, FL
Manatee Marina, FL
Manteo Waterfront Marina
Morningstar Marinas at Golden Isles, GA
Osprey Marina, SC
Port Royal Landing Marina, SC
River Forest Marina, NC
Southport Marina, NC
Waterside Marina, VA

Real Estate, Property Management, Developers

Seven Kings Holdings, Inc. 

Manufacturing, Marine Services

Seaport Electronics, Inc.