- Seager Marine Inc
- Seagull Marina LLC
- Seahorse Marina
- Seapath Yacht Club
- Seashore Marina
- Seaview Harbor Marina
- Seaview House Marina
- Seaview Marina
- Seaview Townhouse Marina
- Seaway Marine Corp
- Sebago Lake Marina
- Sebastian Harbor Marina
- Sebastian Inlet Marina
- Sebec Marine & Sports
- Seber Shores Marina
- Sebewaing Harbor Marina
- Secord Marine Ctr
- Seegert's Marine
- Selby Bay Yacht Basin Inc
- Semper-Fi Marine
- Seneca Marina Inc
- Seneca Marine Inc
- Seng's Marina
- Senix Marina Inc
- Sepulvado Landing Boat Lnchng
- Sequoit Harbor Marina Inc
- Sequoyah Bay State Marina
- Sequoyah Marina
- Sergeant Marina
- Serigne's Boat Launch
- Service 1 Marine
- Setauket Harbor Marina LLC
- Seven Seas Marina & Boatyard
- Severn River Marina
- Seville Harbour
- Seward Marina
- Shack's Marine Svc
- Shades Cafe
- Shades Cafe
- Shades Cafe
- Shady Grove Harbor
- Shady River Marina
- Shady-Harbor Marina
- Shady-Harbor Marina
- Shadyside Marina
- Shaffer's Boat Livery
- Shagwong Marina
- Shalimar Yacht Basin Inc
- Shallow Bag Bay Club Marina
- Shanghai Resort
- Shangri-LA Marina
- Shark River Yacht Club
- Shaver Lake Marina
- Shawcrest Marina
- Shawn's Marina & Campground
- Shawnee State Park Marina
- Shelburne Shipyard
- Shell Banks Corp
- Shelter Bay Marina
- Shelter Cove Marina
- Shelter Cove Marina
- Shelter Harbor Marina Condo
- Shelter Island Marina
- Sheltered Cove Marina
- Sheltered Harbor Marina
- Shep Brown's Boat Basin
- Sherer's Boat Basin
- Sheridan Lake Marina
- Sherman Lake Resort
- Sherman Lake Resort
- Sherman's Boat Basin
- Sherwood Harbor Marina LLC
- Sherwood Marina
- Shields Marina Inc
- Shiloh Marina
- Ship Bottom Municipal Ramp
- Ship Chandler Marina
- Ship Shops Inc
- Ship's Marina
- Shipping Channel Marina
- Shipwatch Marina
- Shipwright Harbor Marina Inc
- Shipyard Marina
- Shipyard Quarters Marina
- Shirley Creek Marina
- Shooks Marina
- Shore Points
- Shoreline Docking
- Short Road Marina
- Shriner Lake Marine
- Shrock's Marina Inc
- Shumway Marine
- Shymansky's Marina & Seafood
- Sierra Boat Co
- Sierra Marina Inc
- Siesta Cove Marina-Campground
- Siesta Shores Marina
- Siesta Shores Marina
- Signal Point Marina
- Signal Point Marina Assn
- Silver Bay Marina
- Silver Beach Marine
- Silver Lake Marina
- Silver Lake Marina
- Silver Lake Marina
- Silver Sands Marina
- Silver Sands Resort & Marina
- Silverthorn Resort-Marina
- Sinclair Inlet Marina
- Sinclair Marina
- Sinors Long Bay Marina LLC
- Siuslaw River Rv Park & Marina
- Six & Plum Campground & Marina
- Sixshooter Resort & Marina
- Skaneateles Marina
- Skaneateles Sailing Club
- Skeeter's Marina
- Skeleton Key Marina
- Ski Run Marina
- Skinner's Marina
- Skip's Dockside Marina
- Skipjack Cove Yachting Resort
- Skipjack Landing Marine Ctr
- Skipper Marine Development Inc
- Skipper's Dry Storage Marina
- Skippers Cove Englebright Lake
- Skyline Cove Marina
- Skyline Marina Holdings LLC
- Sleepy Bill's Heating & Clng
- Sleepy Hollow Marina LLC
- Slidell Marine Inc
- Slvador Marina
- Smith Hill Creek Marina
- Smith Lake Fishing Resort
- Smith Lake Svc & Outboard
- Smith Mountain Dock & Lodge
- Smith Mountain Yacht Club Inc
- Smith Point Marina
- Smith's Marina
- Smith's Marina & Dry Docks
- Smithbilt Marinas LLC
- Smiths Marina
- Smithville Marina
- Smitty's Fishing Station Inc
- Smokey's Marina
- SN1 At Tooker's Boatyard
- Snake Creek Marina
- Snapper Creek Marina
- Snapper Marina
- Snow's Marina
- Snug Harbor Marina
- Snug Harbor South Inc
- Snyder's Marina
- Sodowski Boat Basin
- Sodowski Boat Basin
- Solberg Marina-Fisherman's Ctr
- Soldier Creek Marine Shop
- Solomon's Boat Ramp & Fishing
- Sombrero Marina & Dockside Lng
- Somerset Boat Club
- Somerset Cove Marina
- South Bay Marina Gas Dock
- South Bay Yacht Club
- South Beach Fuel Dock
- South Beach Harbor
- South Channel Yacht Club
- South Dock Marina Inc
- South End Marina
- South Fork Marina
- South Harbour Village Marina
- South Harbour Village Marina
- South Haven Marina
- South Padre Boat Yard
- South Pass Marina & Fuel Docl
- South Point Anchorage
- South River Boat Club
- South River Marina
- South River Marine Constr
- South Shore Boat Yard
- South Shore Boats
- South Shore Harbor Marina
- South Shore Harbor Marina
- South Shore Harbour Marina
- South Shore Marina
- South Shore Marina
- South Shore Marina
- Southall Landings Marina Inc
- Southern Comfort Marina
- Southern Marina & Harbor
- Southpoint Marina
- Southpointe At Windstar Marina
- Southpointe Marina
- Southpointe Realty
- Southport Marina
- Southport Marina Inc
- Southport Marina Inc
- Southshore Marina
- Southshore Marina
- Southshore Marina LLC
- Southside Marina Inc
- Southwest Marina
- Southwick's Marina
- Southwinds Harbour Marina
- Southworth's Marina Inc
- Soverel Harbour Marina
- Sparzak's Misty Harbor
- Speegle's Marina & Campground
- Speegleville Harbor Marine
- Spellman's Marina LLC
- Spencer's Bayside Marina LLC
- Spencer's Marina Inc
- Spicer Marine Basin
- Spicer Marine Basin
- Spindler Marina
- Spindler Marina
- Spindrift Marina
- Spinnaker Island Marina
- Spirit Lake Marine Inc
- Spiro's East Marina
- Spitzer Lakeside Marina
- Spitzer Riverside Marina
- Sports Adventure
- Sportsman Boat Dock
- Sportsman's Anchor Marina
- Sportsman's Marina
- Sportsman's Marina
- Sportsman's Marina
- Sportsman's Marina
- Spring City Boat Dock
- Spring Cove Marina
- Spring Cove Marina
- Spring Creek Marina
- Spring Creek Marina & Charters
- Spring Creek Marina & Rental
- Spring Garden Marina
- Spring Lake Marina & Cmpgrnd
- Spring Point Marina
- Spring Shores Marina
- Squam Boat Livery Inc
- Squam Bridge Landing
- Squires J & K Marina
- St Clair City Charles S Moore
- St Croix Marina Condominiums
- St Helens Marina
- St James Marina
- St Johnsville Municiple Marina
- St Johnsville Municiple Marina
- St Paul Yacht Club
- St Petersburg Yacht Club
- Stagecoach Marina
- Stamford Landing Marina
- Stan's Marine Ctr
- Stan's Yolo Marina
- Stansbury Yacht Basin Inc
- Star Island Marina
- Starboard Corp
- Starboard Marina
- Starboard Marina
- Starcrest Marina
- Starkey Marina
- Starr Marine Corp
- State Park Dive Shop
- State Park Marina
- Steamboat Lake Marina
- Steamboat Landing
- Steamboat Landing Marina
- Steamboat Wharf Marina
- Steamer's Marina
- Steele Creek Marina & Cmpgrnd
- Steffes Marine
- Steilacoom Marina
- Sterett Creek Marina
- Stern Drive Specialist
- Steve's Deepwater Marina Inc
- Steve's Marina On The Green
- Stillhouse Hollow Marina
- Stillhouse Hollow Marina
- Stingaree Marina
- Stinger's Marina Inc
- Stockton Sailing Club
- Stockton State Park Marina
- Stone Cove Marina Inc
- Stone Harbor Marina Inc
- Stonebridge Marina
- Stonebridge Marina
- Stoney Brook Boat Works
- Stonington On The River
- Stop & Dock Marina
- Stop Fast Marina
- Storm Lake Access & Marina
- Stormy's Marina
- Stormy's Marina
- Stow-A-Away
- Strayhorn Landing Inc
- Striper Marina
- Strouts Point Wharf Co
- Stryker's Lakeside Marina
- Stuart Harbor
- Stump Pass Marina
- Sturgeon Creek Marina Inc
