All Boating Charters
- Gazal Yacht
- Geaux Tours
- Geda Boat Tour
- Gentle Trips Hurghada LLC
- Georgia Coast Charters
- Georgios Maria
- Get Hooked Boat Charters
- Get Hooked Charters
- Get Hooked Charters Galveston
- Get It Going Tiki Ride
- Get Lost Charters
- Get Out & About Whitsundays Fishing & Tours
- Get Reel Cruising and Fishing
- Get Salty Charters
- Get Salty Charters 2
- Get The Net LLC
- Get Tight Tours LLC – Galveston
- Get Your Gozzo – Boat Tours Cagliari
- Get a Tour
- Getaway Boat Charters – 27ft Robalo
- Getaway On The Glades
- Gettin' Reel Adventures
- Ghost Rentals 72
- Gianetti 50' "Sea Legend...more"
- Gianetti 50' HT "Sea Legend...more"
- Gianluca Galloni – CAPOTESTA
- Gili Island
- Gilian Boat Tours
- Gin Tonic Lindos
- Giomare – Capri by Sea: Exclusive Boat Tours
- Giorgio
- Gitafantastiche – Tour Delle Grotte
- Gitana Boat Tours
- Giuseppe Serpe (PEPPINO)
- Gladiator Sportfishing
- Glass Action Charters
- Glass Action Charters 2
- Glass Bottom Adventures
- Glass Bottom Boat With Slide & Dive Platform
- Glass Bottom Boats of Islamorada
- Glassbottom Boat, Snorkeling and Pig Beach
- Global Sailing Colombia
- Go Adventure Hawaii
- Go By Yacht
- Go Deep Sportfishing
- Go Fast Tours
- GoBoating - Attack500
- GoBoating - Viper Bullet650
- Godfather Excursions
- Gof - Waves Of Adventure
- Gold Coast Eco Tours
- Gold Star Boat Rental
- Golden Boat Tours – Caves, Beaches, Swimming
- Golden Dolphin Speedboats – Nireus 550
- Golden Dolphin Speedboats – Pikilos 9
- Golden Dream Boat Tours
- Golfo Dulce Tour Operador
- Goliath Charters
- Gone Fishin' Guide Service LLC
- Gone Fishing Charters
- Gone Native Motor Cruiser
- Gone Sailing Adventures
- Goober Time Guide Service
- Good Catch Costa Rica
- Good Medicine La Paz Charters
- Good Mojo Charters
- Good Reason Tours
- Good Time Charters
- Good Times Fishing Adventures
- Good Times Key West 24’ Center Console.
- Good Times Key West 35’ Offshore Express
- Good Times Water Sports
- Good Times Yachts
- Good Vibes Tiki Cruises
- GoodTimez Boat Charters
- Gosailto – 22' Sailing Experience
- Got Stryper’s Chatham Adventure Tours
- Got Stryper’s Chatham Eco Tours
- Got'em Fishing Charters and Tours
- Gotta Believe Charters
- Gozo & Comino Private boat charter
- Gozo, Comino Blue Lagoon & Caves – Jean Luke
- Gozo, Comino Blue Lagoon & Caves –Julie Pearl
- Gozzo 35 – Sorrento Sea Escape
- Gozzo 9 Cabin – Capri Private Tour
- Gozzo Christian
- Grace Yacht Palermo
- Gracebay Adventures – Good Dayz
- Graham Finale Water Tours
- Graham Finale Water Tours
- Gran Jefe II
- Gran Monarca
- Grand Acar
- Grand Admiral - Ultimate Luxury Cruiser
- Grand Little Miracles
- Grand Sea Discovery Co., Ltd.
- Grandluxe Charters – Chaparral 250 Suncoast
- Grandluxe Charters – Yamaha OBX
- Grassi Junior - Fratelli Aprea 32
- Grassi Junior - Fratelli Aprea 36