All Boating Charters
- Highlife Fishing Charters
- Hijack Charters
- Hilton Head Island Dolphin Tour
- Hilton Head Sunseeker
- Hinatea
- History Maker Ltd
- Hit Fishing & Tours
- Hit Fishing & Tours
- Hobby Lobby Tours
- Holidays In Malta – Highfield Patrol 5.4
- Holidays In Malta – The Amazing Mowgli
- Holloway Yacht Charters – Propensity
- Honest Eco – COWFiSH
- Honest Eco – SQUID
- Honest Eco – Sailing Catamaran Blu Q
- Honor Roll Charters
- Hook Um Fishing Charters
- Hook and Cook Services LLC
- Hooked4life Boat Tours
- Hooker Charters & Guide Service
- Hope Floats Adventures & Charters
- Horizon Boat Tours Barbados–Glass Bottom Boat
- Horizon Fishing Expeditions
- Horrocks Outfitting – Lake Placid Boat Tours
- Hot Pursuit Charter Fishing LLC
- Hot Wheels Island Tours LTD – Jet Ski Tours
- Hotshot Watersports
- Hunter Charters – Yknot 26'
- Huvadhoo Pro
- Hvar Sea Tours
- I Love Comino Boat Charters
- I Malta Boat Trips – Blue Lagoon
- I Malta Boat Trips – Blue Lagoon, Comino&Gozo
- I Malta Jet Ski Tour – No License Needed
- ICW Tours LLC
- Idra Inshore Specialist
- Ikarus Watersport
- In 2 Deep Charters - Main Squeeze
- In 2 Deep Charters - ShelbyDee
- In The Cut Charters
- Inception Boats
- Indigo Sea Adventures
- Indigo Sea Adventures - Yemanja
- Indigo Sea Adventures – Indigo II
- Infinite Blue Charters
- Infinite Blue Charters
- Infinity Charter
- Into The Blue – Boatastic Yachts
- Intrepid Boat, Puerto Peñasco – Sunset Cruise
- Isla Mujeres (Fishing, Swimming & Ceviche)
- Isla Pasion Cozumel from Puerto Morelos
- Islamorada Island Adventures
- Islamorada Private Charters
- Island Adventures
- Island Bay Charters
- Island Boat Rentals
- Island Breeze Charters
- Island Charters Spanish Wells
- Island Glow Charters
- Island Hopper Charters
- Island Hopper Charters LLC
- Island Hoppers Split
- Island Hopping Cruise
- Island Hopping Excursion – Topsail
- Island Hopping Split
- Island Life Charters – Malta/Comino/Gozo
- Island Lure Charters
- Island Movements
- Island Oasis Charters
- Island Ryder Charters
- Island Sailing Tours
- Island Seaduction Watersports and Tours
- Island Time Bahamas 4 hr
- Island Time Charters of Miami
- Island Time Family Eco Tour/Fishing Charters
- Island Time Private Boat Charters
- Island Tours Connections
- Island Vibez Watersports
- Islander Charter – Private Sailing Yacht
- Islands Escape Malta Charters
- Isle Of Palms Charters
- I’m Hooked Fishing Charters
- J Hook Charters
- J J Pelican
- J Katt Boat Tours
- JC Fishin Charters
- JD Marine LLC
- JP's Shelling & Eco Tours
- JPGP Fishing Boats
- JW Charters
- Jacob Frye’s Guide Service
- Jager Knights Tours
- Jager Sailing
- Jakes Saltwater Adventures
- Javichos Tours – 31' Cabo
- Javichos Tours – 33' Xiphias Dusky
- Javichos Tours – 35' Wellcraft
- Javichos Tours – 42' Hatteras
- Javichos Tours – 50' Hatteras
- Jawjackers Charters