| 3-athlon.com: Online triathlon store. Web site available in multiple languages. |
| all3sports: Triathlon shop for performance Tri bikes, Triathlon gear, and Multisport swim, bike, run apparel. |
| AllTriathlon.com - Triathlon Training and Resources: Web-based training programs and coaching. |
| B & L Bike and Sports: Specializing in bike frames, components and accessories, running and swimming gear, and nutrition and training products. Based in Kailua-Kona, Hawaii. |
| Bonzai Sports: Performance Triathlon shop specializing in road bikes, triathlon and biathlon gear. |
| Danskin Gear Shop: Gear for Danskin Women's Triathlon. Apparel, accessories and books all designed with the female athlete in mind. |
| DogHead Design: Manufacturer of Gel-flask, and retails apparel and equipment for the triathlon. |
| Enduro Sport: Multisport retailer specializing in products and services for triathlon, swimming, cycling, running, and snowshoeing including bikes, wetsuits, wheels, nutrition, and clothing. |
| Final Kick Sports: Based in Virginia Beach, Final Kick provides racing and training products for triathletes. |
| Gear West: Based in Long Lake, Minnesota, GearWest provides cycling and multisport gear to many Midwest triathletes. |
| Go Tri Sports: Carries shoes, apparel, triathlete accessories, and energy bars. |
| Ironman Store: Collaboration between industry leaders to create an online store triathlon store with expertise in swimming, cycling and running. |
| Kalifornia Kool Stuff: Offers triathletes swimming and triathlon gear for training and racing. |
| Keith's Triathlon Shop: Specializing in apparel and specialty items for male and female triathletes. |
| Mission Bay Multisport: A selection of wetsuits, bicycles and framesets, tires, wheels, and accessories. |
| Nytro: High-performance triathlon shop based out of San Diego, California. |
| Pathfinder Fitness: Online triathlon, running, walking and fitness gear store. Provides discounts to running, tri and walking groups for charity. |
| Personal Best Nutrition: The endurance athlete's online source for sports nutrition information and discounted sports nutrition supplements. |
| Road Runner Sports: Running store serving runners and triathlete runners with apparel for different running styles and activities. |
| Run Gear Run: Online store and resource center for runners, swimmers & triathletes. |
| Sark Products: Sells a variety of heart rate monitors and related accessories. Services include watch/heart rate monitor repair and battery replacement. |
| SBR Multisports: Online triathlon store for equipment, apparel, rentals, and hard-to-find necessities. Based in New York. |
| The Triathlete Store: Online apparel and gear store for triathletes, swimmers, cyclists and runners. |
| Total Tri Sports: Online triathlon store providing online coaching as well as informational articles about nutrition and triathlon training. |
| Tri Outfitter: Online triathlon store for triathlon equipment, clothing, educational materials and health supplements. Nationwide shipping available. Located in Sterling Heights, Michigan. |
| Tri-Specialties: Louisiana-based triathlon specialty store serving triathletes online. |
| Tri-Zone: Choose from a wide range of racing and training equipment, foods, books and videos. |
| Triathlon LAB: A triathlon specific company dedicated to bringing you the best products and service available. Offers clinics throughout the year. |
| Trinity Sport: Triathlon gear and training equipment including apparel, wetsuits, and nutritional supplements. |
| TriSports.com: Online superstore for triathlon equipment, apparel and nutritional needs, as well as FAQs and articles on the sport. |
| Trizilla Triathlon Equipment Company: Triathlon specialty store and training center in Pittsburgh, PA. Trizilla offers triathlon apparel, equipment and supplies. |
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