| 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. |
| 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. |
| 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. |
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