SM Energy operates in four core areas managed by four regional offices. The South Texas & Gulf Coast, Mid‑Continent, Rocky Mountain, and Permian regions are operated out of the Company’s offices in Houston, Texas; Tulsa, Oklahoma; Billings, Montana; and Midland, Texas, respectively. Each office is staffed with a full complement of geologists, geophysicists, landmen and engineers who have extensive experience in the region or basin where they work.