All Boating Charters
- DELUXE- Sea Ray 27- INTIMATE YACHT EXPERIENCE
- DELUXE- Sea Ray 40- PRIVATE YACHT CHARTER
- DIAMANTEDOURO
- DIAMANTEDOURO
- DIN Boat Marbella
- DS Yachting – Carina
- DTS Lanka Tours
- DUBROVNIK SAIL AWAY
- Da Island Link Escapes
- DaFishHunterCharters
- Dahya Yachts
- Dailey Charters
- Daily Boat And Fishing Charters
- Daily Rhodes Cruises
- Daily and Half day boat Tours Ksamil2
- Daisy – Glass Bottom Boat
- Dalmacija Boat Tours - All inclusive
- Damiano – Captain of Blue Escape
- Dan Nealy's Fishing Buddies
- Dana Wharf Whale Watching – Catamaran
- Dana Wharf Whale Watching – Hatteras
- Dancin Doc
- Dancing Queen Boat Charter
- Danger Charters
- Danlers Eco Tours
- Dante
- Darrel Water Taxi Services
- David
- Davor Zambelli
- Day on the Bay Charters
- Day on the water
- Daytona Beach Charters
- Daytona Island Charters
- Daytripper Marine Services
- De La Paz Boat Travel
- Deboto Boats – Quicksilver 675
- Deboto Boats – Quicksilver 755 / Atlantic 750
- Deck & Cheers
- Deep Blue Charters
- Deep Color Excursions
- Deep Sea Charter Punta Cana
- Deep Sea Fishing Charter – Boat Tours
- Deep Sea Fishing – Bénitier Island Tour
- Deep Sea Scuba and Snorkeling
- Deep blue PG
- DeepSea Exotic Charters
- Deepblu Sailing – LULU
- Delphi Watersports – Private Boat Ride
- Delta Outfitters
- Delta of Tigre Boat Tour – Capt. Enrique
- Deluxe Boat Charter
- Dempsey Marine Adventures
- Destin Crab Island Adventures
- Destin Crab Island Charters
- Destin Dream Yacht
- Destin Expeditions: Dolphin/Crab Island Trips
- Destin Family Adventures
- Destin Fishing & Crab Island Combo Trip!
- Destin Luxury Charters – Revel
- Destin Private Tiki Lil Kahuna to Crab Island
- Destin Private Yacht
- Destiny Charters
- Detroit River Tour
- Devotion boat tours – 5 Islands Boat Trip
- Dhako Boat Tours
- Dhermi Boat Tours
- Diamante Blu – Next 22 Self-drive
- Diamante Blu – Saver 750
- Diamond D Yacht – 67' Sunseeker Predator
- Diamond D Yacht – Cranchi 41
- Diamond D Yacht – Sea Ray 52 Sedan
- Diamond Estates and Yachting SL
- Diamond Head Cruises – Snorkel & Whale Watch
- Diamond Jig Charters LLC
- Diamond Sailing Service
- Diamond in the Rough Charters
- Dimokriteio Cruises
- Dinner on a Yacht - the Hudson River
- Dino Yachts Cancun – Doral 48ft
- Dino Yachts Cancun – Flawless 46 & Jetski
- Dino Yachts Cancun – Sea Ray 60ft
- Discover Holbox
- Discover Parguera Boat Charter
- Discover Plavnik On A Pirate Ship
- Discover St.Lucia Tours
- Discover Tamarindo – Jungle Boat Tour
- Discover the Beauty of the Athenian Riviera
- Discovery Agri Tours
- Disney the VIP Yacht
- Dispatch Saltwater Tours
- Ditch Hag Sportfishing Charters
- Divergent Charters
- Divina DaMare Charter & Boat Rental - Aprea
- Divina DaMare Charter & Boat Rental - Jeranto
- Divine Boats
- Divota Boat Rental
- Doha, Cruise and Swim Journey
- Dolce Vita Charters
- Dolin Dive Center – Tobogan Tortuga Boat
- Dolphin & Donuts Cruise