| Business | Phone |
| Agate Engineering 562 Parsons Dr, Medford 97501 | (541) 282-7930 |
| Construction Engineering Cnslt 304 S Central Ave, Medford 97501 | (541) 779-5268 |
| Dew Engineering 815 Bennett Ave # A, Medford 97504 | (541) 772-1399 |
| Fred Phillips Engineering 345 N Bartlett St # 101, Medford 97501 | (541) 773-4696 |
| Hardey Engineering & Assoc Inc 2870 Nansen St, Medford 97504 | (541) 772-6880 |
| Thornton Engineering Inc 1236 Disk Dr # I, Medford 97501 | (541) 857-0864 |