| Business | Phone |
| Agec-Applied Geotechnical 158 W 1600 S, St George 84770 | (435) 673-6850 |
| Alpha Engineering 148 E Tabernacle St, St George 84770 | (435) 628-6500 |
| Brown Consulting Engineers 163 W 1600 S, St George 84770 | (435) 628-4700 |
| Bna Consulting Inc 1070 W 1600 S, St George 84770 | (435) 628-3670 |
| Carter & Burgess Inc 335 E Saint George Blvd, St George 84770 | (435) 627-1888 |
| Bush & Gudgell Inc 205 E Tabernacle St 4, St George 84770 | (435) 673-2337 |
| Creamer & Noble 435 E Tabernacle St 202, St George 84770 | (435) 673-4677 |
| Horrocks Engineers 249 E Tabernacle St, St George 84770 | (435) 986-7888 |
| Hoskins Engineering & Dev 172 N 100 W, St George 84770 | (435) 986-3622 |
| Mc Neil Engineering Inc 315 Hilton Dr 3, St George 84770 | (435) 673-5127 |
| Willis Consulting Engineer Inc St George 84770 | (435) 652-1648 |
| Cutler Engineering 1079 E Riverside Dr 203, St George 84790 | (435) 656-1183 |
| Bartlett-Carver & Assoc 2981 Hawthorne Cir, St George 84790 | (435) 674-5491 |
| L R Pope Engineering 1240 E 100 S 15b, St George 84790 | (435) 628-1676 |
| Larsen Engineering & Dev Inc 3114 Sugar Leo Rd, St George 84790 | (435) 634-9345 |
| Landmark Testing 525 N 3050 E 3, St George 84790 | (435) 986-0566 |
| Murphy Built Engineering Llc 344 Sunland Dr 2, St George 84790 | (435) 656-4517 |
| Pepg Engineering 1240 E 100 S 8a, St George 84790 | (435) 634-7675 |