- Holiday Inn Select DFW Airport South, Irving
- Holiday Inn Select, DFW Airport North, Irving
- Holiday Inn Sunland Park, El Paso
- Holiday Inn, Beaumont
- Holiday Inn, Market Center, Dallas
- Home Instead Senior Care
- Homewood Suites, Austin
- Houston Apartment Association
- Houston Area Safety Council
- Houston Baptist University
- Houston Citizen Chamber of Commerce
- Houston City Personnel
- Houston Hispanic Chamber of Commerce
- Houston Methodist Baytown Hospital
- Houston Methodist Hospital
- Houston Methodist Hospital West
- Houston Methodist Sugar Land Hospital
- Houston Methodist The Woodlands Hospital
- Houston Methodist Willowbrook Hospital
- Houston Northwest Medical Center
- Houston West Chamber of Commerce
- Houston Young Lawyers Association
- Humble Area Chamber of Commerce
- Humble-Intercontinental Rotary
- Hutchinson County United Way
- Hydrologic Monitoring LP
- IMS Companies
- Incarnate Word Retirement Community
- India Community Center of Austin
- Innovative Consumers Insurance Services, LLC
- Innovative Designs
- Integrated Alliance L.P.
- Integrated Electrical Services, Inc.
- International Association for Exhibition Management IAEM)
- Iron Mountain
- Irving Convention and Visitors Bureau
- Italy-America Chamber of Commerce of Texas Inc.
- J. Brandt Co.,Inc.
- J. Tyler Services Inc.
- J.R., Inc.
- Japanese American Citizens League - Houston Chapter
- Jaymark Engineering Corp.
- Jefferson Land Co.
- Jenkins and Associates
- John H. Powell Jr. Chevrolet Oldsmobile Inc.
- Joiner Marketing and Promotions
- JPS Health Network
- Judson ISD
- Katy Area Chamber of Commerce
- Katy Independent School District