All Boating Charters
- Lucky Lass Haleiwa Charters LLC
- Lucky Star
- Lucky Strike Charters
- Lucky Strike Charters
- Lucía Del Mar
- Lulu & Frankie
- Luminous Boat Tours
- Luna Charters Marbella
- Luv Sailing
- Lux Suv Of The Seas – Fenwick & OCMD
- Lux Yacht Charter di A. Stagnaro
- Luxe Charter
- Luxury 40 ft Catamaran
- Luxury Sailing Catamaran from Paradise Island
- Luxury Tour on a Private Yacht in Los Cabos
- Lyla Rose Charters
- Lyons Charters Tours
- M&A Cruises
- MCP – Speedboat Tour
- MI CONSUELO I
- MIRAGA, PELION BOATS
- ML AQUATICS – Boat Nika
- ML AQUATICS – Saver 540
- MUTT Tours Speed Boat 5 East Island
- MUTT Tours – Dawn Catamaran
- MUTT Tours – Dolphin Trip
- MUTT Tours – East Catamaran
- Maas Fishing and Snorkel Tours
- Maco Yacht – Dufour 410
- Maco Yacht – Lina 7
- Madeira Sunkiss Sailing
- Madoudou Sailing Yacht – Whale Watching
- Mae Boat Charters
- Magic Bowfishing
- Magic Private Boat Tour from Split
- Magnanimous Sportfishing
- Magnetic Island Fishing & Sightseeing Charter
- Maguro Fishing Charters
- Mainsqueeze Jamaica Boat Charters
- Majo V - Stamas 39'
- Makai Charters
- Make A Wake Charters
- Make it a Great Celebration! (RESTROOM)
- Making Memories Charters Key West
- Mako Boat Tours
- Maldives Boat Club
- Mali
- Mallorca Boating
- Malmok Charters Private Boat Tours
- Malta Catamaran Charters - Playtime Catamaran
- Malta Catamaran Charters – Chiquita
- Malta Catamaran Charters – Cicciolina Mia
- Malta Catamaran Charters – Pupa Mia
- Malta Catamaran Charters – Shirina Mia
- Malta Catamaran Charters – Siesta Mia
- Malta Fun Charters
- Malta Gulet Charters
- Malta Isle Charters – Private Luxury Yacht
- Malta Rodos Tours
- Malta Sailing Experiences – Best Boat Tours
- Malta Speedboat Charter
- Malta Speedboat Charter – Julea M
- Malta To Comino Charters
- Mama Anoras Water Sports
- Mana Kayak
- Manatee Sightseeing And Wildlife Boat Tour
- Manatee Sightseeing and Wildlife Adventures
- Manatee Sightseeing and Wildlife Sunset
- Manatee, Dolphin, Bird Tours Near Orlando
- MandaLu Sportfishing
- Mangrove Explorers
- Mangrove Tour
- Manicsportfishing Charters
- Manta
- Manu Dreampoint Snorkeling
- Maragata Charters
- Marbella Boats Charter – Astondoa 40
- Marbella Boats Charter – Azimut 39
- Marbella Boats Charter – Rodman 1250 Sport
- Marco Island Boat Tours (Boat 1)
- Marco Island Boat Tours (Boat 2)
- Marco Island Boat Tours (Boat 3)
- Marco Reel & Shore Charter
- Mare Nautica
- Mariaboat
- Marieta Sport Fishing
- Marina del Rey 39 Passenger Party Cruiser
- Marinas
- Marine Go
- Mariny Charter Srl
- Mario Rent DOO – Hvar Yachting
- Marionrent DOO
- Marisol Boat & Fishing Charters
- Maritime Commercial Charters
- Maritime Operations LLC
- Mark Guillot’s Outdoor Adventures
- Marlin My Darlin
- Marosca Boat
- Martha’s Vineyard Charter Company
- Maryann Charters & Tours