EXHIBIT 21.0 Ortep of New Jersey, Inc. - New Jersey Ortep of Pennsylvania, Inc. - Pennsylvania Ortep of Connecticut, Inc. - Connecticut Petro/Crystal Corp. - New York Maxwhale Corp. - Minnesota Petro, Inc. - Delaware Public Fuel Services Co., Inc. - New York CBW Realty Corp. of Connecticut - Connecticut Marex Corporation - Maryland Ocennet Fuel Oil Corp. - Connecticut A.P. Woodson Co., Inc. - District of Columbia Star Gas Corporation - Delaware Silgas, Inc. - Indiana Star Gas Holdings - Delaware