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

NEPA environmental assessments, biological surveys & wetland delineation
| Williams Corporation | Tulsa, Oklahoma | NEPA Environmental Assessment including biological survey for threatened/endangered species and wetland delineation services for a 25-mile pipeline corridor located in Quinton, Oklahoma. |
| United States Cellular | Tulsa, Oklahoma | NEPA Environmental Assessments including biological surveys for threatened / endangered species and wetland delineation services for over 50 cellular tower locations across Oklahoma, Texas, and Kansas. |
| Cherokee Nation | Tahlequah, Oklahoma | NEPA Environmental Assessments including biological surveys for threatened / endangered species and wetland delineation services for 2 sites including a medical clinic expansion and proposed casino in northeastern Oklahoma. |
| Enerfin Resources Co. | Seminole, Oklahoma | NEPA Environmental Assessments including biological surveys for threatened / endangered species and wetland delineation services for a 1/2 mile pipeline right of way located in Okemah, Oklahoma |
| Solomon Smith Barney Holdings, Inc. | Tulsa, Oklahoma | Biological surveys for a former zinc smelter site located in Cherryvale, KS. |
