Organizers
- Habitat For Humanity of Northeast Georgia
- Haggin Oaks
- Half Life LLC
- Hallsville Little League
- Hamilton County Community Tennis Association
- Hammerstone School, Inc
- Hampden Youth Baseball Association
- Hampton Arts
- Haney Neptunes
- Hanover Hawkeye Youth Wrestling Club, Inc.
- Harbor Humane Society
- Harding Academy Nashville
- Harding Academy of Memphis
- Hardscrabble Club and Randy Mani Tennis Academy (RMTA)
- Harley Sports LLC
- Harmony Borough
- Harpenden Swimming Club
- Harrisburg Little League
- Harrison Maine Recreation
- Harvard Swimming & Diving Fundraiser
- Harvest Commons School
- Harvest Time Bible Camp
- Haslett Community Education
- Hastings Area Swim Team
- Hathaway Brown Summer Camp
- Haverford Township Parks & Recreation
- Head Over Heels Athletic Arts
- Healthy Buffalo
- Healthy Life Activities
- Heather Gardens Association
- Helen Hayes Youth Theater
- Helen Woodward Animal Center
- Hempfield Area Recreation Commission
- Hercules Sports
- HERO Kids Sports Massachusetts
- Herreshoff Marine Museum
- Herricks Athletic Boosters
- Hesperia Recreation and Park District
- Hi-Five Sports Chicago
- High 5 Sports Camps
- Hill Country Arts Foundation
- Hill House
- Hill Top Arms LLC
- Hillsborough Recreation
- Hinsdale Humane Society
- Historic London Town and Gardens - Public Programs
- Hitchcock Center for the Environment
- HOCKEY MINISTRIES INTERNATIONAL USA
- Hoisington Recreation Commission
- Hola HP
