Organizers
- R&D Coaching
- Race Against Child Abuse
- Raceways Events CIC
- Rainey Institute
- Rancho Cucamonga Community Services
- Rancho Sahuarita
- Range Ready Studios LLC
- Ras Tanura Swim Club
- Ravenscroft School
- RCCG Kings Court
- REACH S.M.L.C. LLC
- REACH Studio Art Center
- Really Living Seventh-day Adventist Church
- Recreation Authority of Roseville & Eastpointe
- Red Devil Arms LLC
- Red Morton Community Center
- reDiscover Center
- Redwood Glen
- Regatta Run
- Region 9 Adult & Community Education
- Regis Soccer Camps
- Relay Iowa
- Renton School District #403
- Rescue Ranch
- Rev3Endurance
- Revelstoke Aquaducks
- Rialto Sea Turtles Swim Club
- Richland Community College
- Richmond Kigoos Swim Club
- Ridgewood Tri Athlete LLC
- Ridna Shkola
- Rio Lindo Adventist Academy
- Ripfest Diving
- Rise Above Workouts LLC
- River Forest Tennis Club
- Riveredge Nature Center
- Riverfront Recapture
- Rivermont Collegiate
- River's Edge Forest Play
- Riverside Adult Education RSU22, RSU26
- Riverside Bible Camp
- Riverside Citrus Classic
- Riverside Gardens Swim and Tennis Club
- Riviera Schools
- RL Dance Company
- Road Race Services
- Roanoke Parks and Recreation
- Roanoke Symphony Orchestra
- Roanoke Valley Children's Choir
- Roanoke Valley Tennis Association
