Petco Petroleum has a corporate headquarters, a production and planning office and four regional offices.  Corporate headquarters is located in Hinsdale, Illinois, a western suburb of Chicago.  The Production and Planning Office, home to most of our engineering and geological staff, is located in Mt. Vernon, Illinois.

The four regional operations offices manage production activities in their respective areas.  The Pachuta Creek office oversees operations in Southeast Mississippi.  The Loudon office near St. Elmo, Illinois, handles operations in Southern Illinois and Southwest Indiana.  The Drumright facility manages operations in Northeastern Oklahoma.  The Panhandle office near Pampa, Texas oversees operations throughout the Texas panhandle.

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