| Business | Phone |
| Alcoa Wireless Svc 1200 Corporate Dr # 270, Birmingham 35242 | (205) 991-0717 |
| Alf Consulting 909 Thistledown Ln, Birmingham 35244 | (205) 982-7740 |
| Bell Consulting 2107 21st Ave S, Birmingham 35223 | (205) 879-6887 |
| Bhate Engineering Corp 5217 5th Ave S, Birmingham 35212 | (205) 591-7062 |
| Bidez & Assoc 2100 3rd Ave N # 410, Birmingham 35203 | (205) 326-6813 |
| Britt Engineering Inc 1833 Alton Rd # 104, Birmingham 35210 | (205) 951-5651 |
| Burk-Kleinpeter Inc 2100 Southbridge Pkwy, Birmingham 35209 | (205) 879-6188 |
| Charles W Young Jr Consulting 3537 Clayton Pl, Birmingham 35216 | (205) 979-9995 |
| M W Davis Dumas & Assoc 2720 3rd Ave S, Birmingham 35233 | (205) 252-0246 |
| Mac Kinaw Engineering 3708 Spearman Dr, Birmingham 35216 | (205) 987-7006 |
| Mac Tec Engineering & Cnsltng 2100 Riverchase Ctr # 450, Birmingham 35244 | (205) 733-7600 |
| George Putman & Assoc Inc 1313 Alford Ave, Birmingham 35226 | (205) 823-4931 |
| Gallet & Assoc 320 Beacon Pkwy W, Birmingham 35209 | (205) 942-1289 |
| Gary L Owen & Assoc Inc 510 Emery Dr W, Birmingham 35244 | (205) 982-9806 |
| Engineering Service Assoc 3500 Colonnade Pkwy # 500, Birmingham 35243 | (205) 970-0772 |
| Epic Solutions 308 Business Center Dr, Birmingham 35244 | (205) 987-7968 |
| F W Dougherty Engnrg & Assoc 2441 Old Springville Rd, Birmingham 35215 | (205) 856-0303 |
| Fant Consulting Svc Inc 5241 Kirkwall Ln, Birmingham 35242 | (205) 991-5639 |
| Eddins Engineering 500 Southland Dr # 211, Birmingham 35226 | (205) 822-6972 |
| Edmonds Engineering 158 Business Center Dr, Birmingham 35244 | (205) 988-2069 |
| Hendon Engineering Assoc Inc 1025 Montgomery Hwy, Birmingham 35216 | (205) 823-7480 |
| James Ray & Assoc Inc 701 37th St S # 4, Birmingham 35222 | (205) 326-4500 |
| Khafra Engineers-Pro Consltng 1601 5th Ave N, Birmingham 35203 | (205) 252-8353 |