All Boating Charters
- Simon Says Charters
- Singing Reel Charters
- Sip and Sea Charleston
- Sip and Sea Charleston
- Sirena
- Skinny Dipn Charters
- Skipper Charters
- Skirtchaser Charters
- Skyway Fishing Tours
- SlackTyde Charters
- Smokin Hooks
- Snap Decision Charters
- Snorkel/Shelling Eco Tour
- Snorkeling Trip With Tamarindo Surf & Tours
- Snorkeling and Cenote Adventures
- Snorkeling with sea turtles
- Snorkeling – Hooked on the Keys
- SoFlo Charters
- SoMax Fishing
- Something Fishy Charters
- Sosua Party Boats
- South Cruise Adventures
- South Padre Fishing Guide
- Southern Belle Charters
- Southern California Adventure, Inc
- Southern Slots Charter Co
- Southern Sons Charters
- Southern Sun Guides
- Southern Tauk Charters
- Southern Voyage Fishing Charters
- Southwest Sportfishing
- Sparus Boats - Luxury Motor Yacht Colnago 38
- Sparus Boats - Luxury Motor Yacht Colnago 45
- Sparus Boats - Rib Boat Marlin 790 Dynamic
- Speartime Luxury Charters Barbados
- Speedboat Tours Tivat
- Sphynx BCN
- Spot Hunter Fishing Guide Services
- St. Pete Sport Fishing Boat Tours
- Stay Fishy - Miami Water Experience
- Stay Salty Charters
- Stella Charters
- Stelluna Family Friendly Adventures
- Still Waters Charters
- Stockholm boat tour | Private boat trips
- Stolat Fishing LLC
- Strawhat Charters
- Summer Hunter Fishing Charters
- Sun Fun Ftle
- Sun Rays
- Sun and Sand Charters
- Suncoast Island Adventures!
- Sundancer 46'
- Sunset Fishing Zadar
- Sunset and Dolphin Tours
- Sunset in style
- Sunshine Charters
- Sunshine Charters
- Sunshine Watersports & Tours
- Super Express Excursion
- Surreel Life – Living the Dream
- Swampdog Tours
- Swampdog Tours
- Swan Point Charters
- Sweet Jody Family Adventures
- Swordfish Water Sports ltd
- Synergy Cabo Sailing
- TNT Charters
- Tail Walker Fishing and Charters
- Tailgator Charters
- Tall Ship Sailing on a Gold Rush Era Yacht
- Tall Tails Charters
- Tamarindo Fishing And Snorkel Tours
- Tannic Water Adventures Inc.
- Tara Anne Sport Fishing
- Tata 43ft Sundancer w/Paddle & Inflatables
- Team Vinson Charters
- Team Vinson Charters 2
- Temo Sport Fishing Charters
- Texas Coast Charters
- Thaisa II – 36' – Aruba Water Experience
- Thats What Sea Said Charters
- The Amberjack by Amberjack Tours
- The Best Private Sailing Tour
- The Best Time With Uli
- The Boat Sport Fishing and Snorkel
- The Cortez Club - 26ft
- The Cortez Club - 28ft
- The Cortez Club - 32ft
- The Cortez Club - 37ft
- The Destin Party Pontoon
- The Grateful Fred Charters
- The Helm
- The Hooker charters . The Wicked Hooker
- The Kraken
- The Midnight Sun
- The Mistress Charters
- The Mistress Fishing Charters
- The Pink Dolphin Private Tiki to Crab Island
- The Pink Pelican Tiki