| Business | Phone |
| Efi Engineering & Fire San Antonio 78217 | (210) 967-6737 |
| All Source Investigations 1716 S San Marcos, San Antonio 78207 | (210) 220-1866 |
| Drush Investigations San Antonio 78201 | (210) 478-6806 |
| Christopher Wyatt 2126 W Mistletoe Ave, San Antonio 78201 | (210) 734-7353 |
| Sundance Recovery San Antonio 78221 | (210) 923-7561 |
| E-Fense Inc 310 S Saint Marys, San Antonio 78205 | (210) 271-2999 |
| Jeanette Duval 1418 E Bitters Rd 4, San Antonio 78216 | (210) 336-3070 |
| Record Time Retrieval San Antonio 78216 | (210) 493-6119 |
| Omni Detective Agency 6851 Citizens Pkwy 226, San Antonio 78229 | (210) 348-7533 |
| Elite Investigative Svc 6301 Nw Loop 410, San Antonio 78238 | (210) 681-2049 |
| Confidential Options 8111 Mainland Dr 104, San Antonio 78240 | (210) 568-7478 |
| Security Management Int 1662 Encino Rio 105, San Antonio 78259 | (210) 669-9810 |