| Business | Phone |
| Andrews Ford Engineeering 2010 Oak Grove Rd, Hattiesburg 39402 | (601) 264-6333 |
| Chase Industrial Controls 48 Rawls Springs Loop Rd, Hattiesburg 39402 | (601) 450-8081 |
| Teknovation 216 S 27th Ave, Hattiesburg 39401 | (601) 450-0078 |
| Timothy R Burge Assoc 802 W Pine St, Hattiesburg 39401 | (601) 544-0078 |
| Walker & Assoc 2203 Hardy St, Hattiesburg 39401 | (601) 583-2127 |
| Shows Dearman & Waits Inc 301 2nd Ave, Hattiesburg 39401 | (601) 544-1821 |
| Neel-Schaffer Inc 704 Hardy St, Hattiesburg 39401 | (601) 545-1565 |