| Business | Phone |
| American Medical Auditors 16511 Willingham Way, Houston 77095 | (281) 855-4870 |
| Medical Business Management 4635 Southwest Fwy 600w, Houston 77027 | (713) 523-7300 |
| Insurance Reporting Svc Inc 6201 Bonhomme Rd 268n, Houston 77036 | (713) 272-0400 |