Muskwa Bakken Powder River DJ/Niobrara GreaterGreen River San Joaquin Ventura Basin Los Angeles Basin Anadarko Appalachian Unita Permian Barnett EagleFord Fayetteville Ark-La-Tex CALGARY OFFICE TULSA OFFICE Houston OFFICE DENVER OFFICE EDGE OFS FOOTPRINTACROSS NORTH AMERICA SMITHTON, PA ironclad (PUMPING) eunice, nm