Florida Saltwater Adventures
- Information on private customized wildlife/boat charters into the 10,000 islands of the Everglades.
- http://floridasaltwateradventures.com/

Sunshine Tours
- Information on touring, offshore/backcountry fishing, dinner cruises, and event planning.
- http://sunshinetoursmarcoisland.com

Cedar Bay Marina
- Offers information on rental boats, boat storage, and boat sales.
- http://www.cedarbaymarina.com/

SCUBA Adventures of Marco Island
- Offers information on instruction, sales, repairs, dive travel, air station, rental line, and local dive trips.
- http://www.scubamarco.com/

US Parascending
- Information on parasails, water toys, and safety.
- http://www.usparascending.com/

Marco Island Sea Excursions
- Information about conventions, boating excursions, meetings, party planning, and charters.
- http://www.seaexcursions.com/

Kahuna Sailing
- Offers information on guided tours, crew, and vessels.
- http://www.sail-kahuna.com

Marco Island Ski & Watersports Inc.
- Offers information on parasail and waverunner rentals for convention groups and individuals.
- http://www.marcoislandwatersports.com