Organizers
- The Premier Pickleball Club - Open Play, Leagues, Lessons
- The Preserve at Jordan Lake Golf Club
- The Prince's Trust
- The Professional Center for Handicapped Children
- The Professional Golfers' Association Of America Philadelphia Section Inc
- The Pulse Running & Fitness Shop
- The Purple School
- The Quarry at Crystal Springs
- The Quarterback Club of Houston
- The Quest at Christopher Lake
- The Race
- The Race Against Extinction
- The Race Factory
- The Race Organiser
- The Racket Club
- The Raleigh School
- The Rampage
- The Ranch
- The Ranch Country Club
- The Ranger Club
- The REALM Creative Academy
- The Rec Center
- The Recyclery
- The Reel Baseball Experience
- The Reel Baseball Experience LLC
- The Refuge
- The Regan Elise Sorben Foundation
- The Religious Coalition
- The Renaissance Child
- The Reserve Club
- The Ridge at Castle Pines
- The Ridge GC
- The Ridge Run
- The Riding Therapy Center
- the River Club
- The River School
- The Riviera Ridge School
- The Rock Church and World Outreach Center
- The Rock Sports Park
- The Rockledge Club
- The Rocky Mountain Chapter of the Dalcroze Society of America
- The Ross Mullooly Project, Outrunning Cancer
- The Rotary Club of Hercules
- The Rotary Club of Moorpark
- The Royal British Legion
- The Royal Conservatory of Music
- The Royal Marsden Cancer Charity
- The RPM 911 Race
- The Run Above the Clouds
- The Run for John
