Chesapeake Utilities Corporation is a publicly hel American energy services company focusing on distribution of natural gas and propane in the Delaware, Maryland and Florida. The corporate headquarters are located in Dover, Delaware. In Delaware, the company operates the only natural gas distribution system in Kent and Sussex Counties. The company serves all consumer types in Delaware and Maryland, but markets primarily to commercial and industrial customers in Florida, where it operates as Peninsula Energy Services Company, Inc. (PESCO).