All Boating Charters
- Caribe Ossi Tours – Vianska
- Carly's Boat Trip
- Carolann P Fishing Charters
- Carolina Charters
- Carolina Coast Life
- Carolina Fishing Tours in Cabos
- Carolina Hook N' Reel
- Carrillo Team
- Cascais Boat Tours with Dreamboats
- Casey IV Charters
- Cast Out Fishing Charters
- Castaway Custom Charters
- Castndreamz – Miami Sandbar Hopping
- Casual Fare Sailing Charters
- Casual Monday Charters
- Catamaran Kikijoko
- Catamaran TurTur – Bigspace
- Catamarans Punta Cana – Big Grace
- Catamarans Punta Cana – Cat Pause
- Catamarans Punta Cana – Oly One
- Catarina
- Catch & Sea Charters
- Catch 1
- Catch And Cruise NC
- Catch And Cruise NC
- Catch And Relax
- Catching Crusader Tours
- Catfishing with Capt Mark Lawson
- Cavtat Boat Trips – Dubrovnik
- Cayman Experiences
- Cayman Live Bait
- Cayman Ocean Adventures – Angel
- Cayman Ocean Adventures – PeaceMaker
- Cayman Sailing
- Cayman Snorkel Co
- Cayman Sun Splash Tours
- Cayman Vibes Charters
- Celestial Charter – Molinette
- Central Coast Angling
- Central Coast Angling – Traverse Bay Sunset
- Central NH Guides
- Cesar PV Trips
- Champion Cruising Boat Excursions
- Chances R Fishing Charters
- Chaparral 230SSI Sport Boat
- Charleston Saltwater Fishing Charters
- Charlestowne Coastal Charters LLC
- Charlie – Luxury Speedboat
- Charlotte Harbor Angling Adventures
- Charter Boat 2nd Chance
- Charter Boat Family Tradition – Sunset Cruise
- Charter Finders LLC 260 Deck Boat
- Charter Finders LLC pontoon
- Charter Fishing With Captain Stacy
- Charter this 42ft Exclusive Private Boat
- Charters n Paradise
- Charters with Drew
- Chase N Dreams Charters Fort Lauderdale
- Chase N Dreams Charters Miami Beach
- Chase N Dreams Charters Sapona Wreck Bimini
- Chasin Dreams Boat Tours
- Chasin Fins
- Chasing Tails
- Chatham inshore charters
- Chef Charles the Fishing Chef
- Chinese Junk by Ratee Petra Hua-Hin
- Chocolate Milk Charters
- Choctawhatchee Bay Fishing Charters
- Chrissy’s Coastal Bend Adventure
- Chromeseekers Sportfishing – Frankfort Sunset
- Chum Crazy Charters
- Circle hook charters
- Classic Sailing Yacht – Malta And Beyond
- Classic Sport Yacht
- Classic Water Tours Saint Tropez
- Clay Phillips Guide & Rides
- Clear Boat Bahamas
- Clear Water Adventures
- Clearly Hooked
- Clicquot Yacht – Private All Inclusive
- Clint's Guide Service – Cruises
- Coast Runner Outfitters
- Coastal Current Charters
- Coastal Escape Boat Charters Malta
- Coastal Friends Boat Tours
- Coastal Guide Service LLC Bay Cruising
- Coastal Harbor Tours
- Coastal Life Charters & Adventures
- Coastal Runners, LLC – 25'
- Coastal Runners, LLC – 35'
- Coastline Charters
- Coastline Private Tours
- Coba Belize
- Cocoa Beach Manatee And Dolphin Tours
- Cocolizo Charter
- Columbiariverfishingguide
- Comino & Gozo Boat Charter – Malta
- Comino Blue Lagoon, Gozo & Caves – Lucky Lady
- Comino Blue Lagoon, Gozo & Caves–Atlantis II
- Comino&Gozo Boat Charter – Blue Lagoon