. . . EXHIBIT 21.1 SUBSIDIARIES OF SCHWEITZER-MAUDUIT INTERNATIONAL, INC. The subsidiaries of the Company at December 31, 2002 were as follows: JURISDICTION OF INCORPORATION OR NAME ORGANIZATION - ---- ---------------- Schweitzer-Mauduit Canada, Inc................................................................... Manitoba Province (Canada) Schweitzer-Mauduit International China, Limited.................................................. Hong Kong, China Schweitzer-Mauduit Spain, S.L.................................................................... Spain - LTR Industries S.A..................................................................... France - Schweitzer-Mauduit do Brasil, S.A...................................................... Brazil - Schweitzer-Mauduit Holding S.A.R.L..................................................... France - Schweitzer-Mauduit Industries S.A.R.L.............................................. France - Schweitzer-Mauduit France S.A.R.L...................................................... France - Papeteries de Saint-Girons S.A.S................................................... France - Saint-Girons Industries S.N.C.................................................. France - Papeteries de Mauduit S.A.S........................................................ France - PDM Industries S.N.C. ........................................................ France - Papeteries de Malaucene S.A.S.................................................. France - Malaucene Industries S.N.C. ............................................. France