Mark Hatten’s past and current clients include:
- Texas Motor Speedway
- Speedway Motorsports, Inc.
- 600 Racing, Inc.
- Karl Klement Racing
- Klement Properties
- Catholic Diocese of Fort Worth
- Catholic Diocese of Worcester
- Catholic Mutual Insurance Company
- Southwes
t Conference of Seventh day Adventists - Burton Academy
- Dalworth Machine Products, Inc.