geological/Hydrogeological
geotechnical & environmental drilling
civil & environmental Engineering
Asbestos & lead-based paint
Facility Decommissioning
geotechnical & environmental drilling
civil & environmental Engineering
Asbestos & lead-based paint
Facility Decommissioning

phase I, II, & III environmental site assessments
| Bank of the Lakes, N.A. | Owasso, Oklahoma | Phase I Environmental Site Assessments. |
| State Bank & Trust, N.A. | Tulsa, Oklahoma | Phase I Environmental Site Assessments. |
| Oklahoma National Bank | Tulsa, Oklahoma | >Phase I Environmental Site Assessments. |
| The First National Bank & Trust Company of Broken Arrow | Broken Arrow, Oklahoma | Phase I Environmental Site Assessments. |
| First Union/The Money Store | Tulsa, Oklahoma | >Phase I Environmental Site Assessments. |
| Duncan-Fleener-Coulter | New American National | Phase I Environmental Site Assessments. |
| Coury Properties | Tulsa, Oklahoma | Phase I Environmental Site Assessments. |
| CB Richard Ellis | Tulsa, Oklahoma | Phase I Environmental Site Assessments. |
| Miller Truck Lines | Stroud, Oklahoma | Phase I and Phase II Environmental Site Assessment. |
| Williams Communication | Tulsa, Oklahoma | Phase I Environmental Site Assessments. |
| United States Cellular | Tulsa, Oklahoma | Phase I and Phase II Environmental Site Assessments. |
| North American Galvanizing Company | Tulsa, Oklahoma | Phase I and Phase II Environmental Site Assessments. |
| Acme Brick | Tulsa, Oklahoma | Phase I and Phase II Environmental Site Assessment. |
| Okmulgee Refinery (Hutton Gas Co., Inc.) | Okmulgee, Oklahoma | Phase I Environmental Site Assessment. |
| Git-n-Go, Inc. | Tulsa, Oklahoma | Phase I and Phase II Environmental Site Assessments. |
| Burlington Northern Railroad | Tulsa, Oklahoma | Phase II Environmental Site Assessment. |
| QuickTrip | Tulsa, Oklahoma | Phase I and Phase II Environmental Site Assessments. |
| Tilly and Fitzgerald | Tulsa, Oklahoma | Environmental Impact Assessment of oil field site in Liberty Mounds, Oklahoma resulting in expert witness testimony. |
