Organizers
- Hamilton College Swimming
- Hamilton College Volleyball
- Hamilton County Community Tennis Association
- Hamilton Girls Softball Association
- Hamilton Island Limited
- Hamilton Parsons Elementary School
- Hammer Down Multisport
- Hammer Hockey Development
- Hammer Hockey LLC
- Hammer Sports
- Hammerbird 5k
- HammerHead Triathlon Club
- Hammerstone: Carpentry for Women, LLC
- Hammond Chappapeela Sports Park
- Hammond Golf Center
- Hammond Parks Department
- Hammond Port Authority
- Hampden Youth Baseball Association
- Hampshire Greens Golf Course
- Hampshire Youth Football & Cheerleading
- Hampstead Gymnastics Club C.I.C.
- Hampstead Gymnastics Club Ltd
- Hampton Arts
- Hampton City Schools
- Hampton Elementary Charter School
- Hampton Falls PTO
- Hampton Hawkeyes PWA
- Hampton Heights G. C.
- Hampton High School
- Hanabi Judo
- Hanabi Judo - Summer Camps
- Hancock County Technical Center
- Hancock Creek Elementary
- Hancock Soccer Association
- Handang Tumulong Foundation, Inc.
- HandS
- Hands across the Harbor
- Hands-on House, Children's Museum of Lancaster
- HandsOn Santa Clarita
- Handz on Hope
- Haney Neptunes
- hanford kiwanis
- Hangry Race Series
- Hanmer Events Community Trust
- Hanna City Hustle
- Hannibal Regional Hospital Foundation
- Hanover Area YMCA
- Hanover Borough Recreation Dept.
- Hanover Harvest Festival
- Hanover Hawkeye Youth Wrestling Club, Inc.