EXHIBIT 21 Ortep of New Jersey, Inc. - New Jersey Ortep of Staten Island - New York Ortep of Pennsylvania, Inc. - Pennsylvania Ortep of Connecticut, Inc. - Connecticut Petro/Crystal Corp. - New York Maxwhale Corp. - Minnesota Petro, Inc. - Delaware Reliance Utilities Corp. - New York Public Fuel Services Co., Inc. - New York CBW Realty Corp. of New York - New York CBW Realty Corp. of Connecticut - Connecticut CBW Realty Corp. of Pennsylvania - Pennsylvania CBW Realty Corp. of Massachusetts Miller Fuel Oil Co. - Pennsylvania D.J.W. Gasoline Co. - Pennsylvania Marex Corporation - Maryland Ocennet Fuel Oil Corp. - Connecticut A.P. Woodson Co., Inc. - District of Columbia Ortep of Rhode Island - Rhode Island Star Gas Corporation - Delaware Silgas, Inc. - Indiana Silgas of Illinois Corporation - Illinois Star Gas Holdings - Delaware 29