Organizers
- INT_KatelinKeeling
- INT_Michael Maness' Camp
- INT_Raymond's Archery Camp
- INT_Training: George's camps
- INT_TSE Endurance Organization
- INT_Will Leschber's Camp
- Integrity & Legacy Hoops
- Integrity Cross Country & Track
- Intellectual Kids Club
- IntelliBricks
- Intense Games
- Intense Racing LLC
- Intense Racing LLC
- interactive Technology Experience Center (iTEC)
- Interface Children & Family Services
- Interfaith Caring Ministries
- Interfaith Hospitality
- Interlaken Golf Club
- Intermountain Christian Camp
- INTERNAL - ACTIVE Hy-Tek Aquatics
- INTERNAL - ZachWhitman
- International Appalachian
- International Association of Fire Fighters Foundation
- International Centers of Excellence
- INTERNATIONAL CENTERS OF EXCELLENCE
- International City Golf Club
- International Club
- International Corporate Health Invasion
- International Foundation for CDKL5 Research
- International Game Fish Association, Inc.
- International Hockey Camps
- International Ice Hockey Systems Inc.
- International Montessori School
- International Music Camp
- International Preschools
- International School Los Angeles
- International School of Boston
- International School of Brooklyn
- International School of Los Angeles
- International School of Orange County
- International Squash Academy
- International Surf Festival
- Interquest Exports and Imports Inc
- InterVarsity's Graduate & Faculty Ministries
- Into the Wild OC Trail Runs
- Intonation Music
- Intonation Music Workshop
- Intown Neighbors
- Intrepid Adventures
- Intrepid Events
