Organizers
- H Events
- H.I.T.S.Tennis BeaverCounty YMCA
- H.O.M.E.S., A Charitable Organization
- H2H LE
- H2M2 5k
- H2OpenPlus
- H3 Sports Programs
- H3 Sportsplex
- Habersham County Chamber of Commerce
- Habitat for Humanity - Bike to Build
- Habitat for Humanity of Greater Pittsburgh
- Habitat For Humanity of Indiana County
- Habitat For Humanity of Northeast Georgia
- Habitatfor Humanity Hemet / SanJacinto Affiliate
- Hack My Future
- Hackett Event Management
- HAFI High Aspiration Foundation Inc
- Haggin Oaks
- HAHSA Activities
- Haile Plantation Junior Golf Team, John Reger, Jr., PGA
- Haile Santa Dash
- Haka Multisport
- Haley's Comet 1m, 5k & 10k
- Half Marathon Riviera Nayarit
- Halifax Country Club
- Halifax Vipers Basketball Club
- Hall Dale Little League
- Hall Fletcher Elementary
- Hall Neighborhood House
- Hall of Fame Basketball Academy
- Hall of Horrors Haunted Attraction
- Halloween Hustle 5K/10K
- Hallo-Wiener Hustle
- Hallowrun for Hunger
- Halls Community Park
- Hallsville Junior Tennis
- Hallsville Little League
- Hallucination Sports
- Hamachi Swim Warriors
- Hamburg Kiwanis Club
- Hamiltion Parson Elementary
- Hamilton Aquatic Swim Club Ontario
- Hamilton College Boy's Excel Lacrosse
- Hamilton College Boy's Lacrosse
- Hamilton College Field Hockey
- Hamilton College Girls Lacrosse
- Hamilton College Girls Soccer
- Hamilton College Men's Ice Hockey
- Hamilton College Swimming
- Hamilton College Volleyball
