Name of Company | Contact | City | State | Phone |
| AEW Engineering, Inc. | Margaret A. Cieslik | Omaha | NE | 402-553-0982 |
| American Engineering Testing, Inc. | Brad Palmer | Pierre | SD | 605-224-9535 |
| Bay West, Inc. | Phil Dula | Lenexa | KS | 913-663-2915 |
| CAPE Environmental Management, Inc. | Dezso Linbrunner | Bellevue | NE | 402-291-8533 |
| Castle Construction Company | Kimberly D. Tate | Columbus | NE | 402-564-5554 |
| Clean Harbors Environmental Services, Inc. | George Cebula | Denver | CO | 303-388-6300 |
| Custom Environmental Services | Gerry Murt | Arvada | CO | 303-423-9949 |
| DFW & Associates | D.F. Willsie | Lincoln | NE | 402-483-2868 |
| Environmental Management Resource, Inc. | John Rademacker | Lincoln | NE | 402-441-3022 |
| Environmental Professionals, Inc. | Paul Ziemba | Omaha | NE | 402-891-1112 |
| Environmental Solutions, Inc. | John Sempeck | Omaha | NE | 888-908-5700 |
| Evans Environmental Construction | Jeff Evans | Council Bluffs | IA | 712-366-5834 |
| General Excavating | Mike Stewart | Lincoln | NE | 402-467-1627 |
| Global Environmental Services | Dennis Collins | Council Bluffs | IA | 712-328-1000 |
| Haz-Mat Response, Inc. | Jeff Donovan | Olathe | KS | 800-229-5252 |
| John Prouty Construction, Inc. | John Prouty | O'Neill | NE | 402-336-4014 |
| Lashley Feedlot Development and Consulting | Bud Lashley | Curtis | NE | 308-367-4336 |
| Liehs Drilling | Wes Liehs | Lexington | NE | 308-324-2303 |
| Rocky Mountain Pump Service, Inc. | David Weinert | Scottsbluff | NE | 308-632-5545 |
| TCW Construction, Inc. | Christopher Boe | Lincoln | NE | 402-475-5030 |
| Tri State Environmental Services, Inc. | Mark O'Harrow | Sioux City | IA | 712-276-2854 |
| West Central Environmental Consultants, Inc. | Gaylen Weisenburger | Morris | MN | 320-589-2039 |