CHESAPEAKE UTILITIES CORPORATION AND SUBSIDIARIES EXHIBIT 22 SUBSIDIARIES OF THE REGISTRANT SUBSIDIARIES STATE INCORPORATED Eastern Shore Natural Gas Company Delaware Sharp Energy, Inc. Delaware Chesapeake Services Company Delaware United Systems, Inc. Georgia SUBSIDIARY OF EASTERN SHORE NATURAL GAS STATE INCORPORATED COMPANY Delaware Dover Exploration Company SUBSIDIARIES OF SHARP ENERGY, INC. STATE INCORPORATED Sharpgas, Inc. Delaware Sharpoil, Inc. Delaware SUBSIDIARIES OF CHESAPEAKE SERVICE STATE INCORPORATED COMPANY Delaware Skipjack, Inc. North Carolina Capital Data Systems, Inc. North Carolina Currin and Associates, Inc. Delaware Chesapeake Investment Company 52