EX-21.1 4 ex211subsidiariesasof123120.htm EX-21.1 SUBSIDIARIES OF THE COMPANY
Exhibit 21.1
SUBSIDIARIES OF SCHWEITZER-MAUDUIT INTERNATIONAL, INC.

Exhibit 21.1

The subsidiaries of the Company at December 31, 2020 were as follows:
Name |  | Jurisdiction of Incorporation or Organization |  | Percentage of Voting Power
Schweitzer-Mauduit Canada, BCULC. |  | British Columbia (Canada) |  | 100%
Schweitzer-Mauduit International China, Limited |  | Hong Kong, China |  | 100%
China Tobacco Mauduit (Jiangmen) Paper Industry Company Ltd. (1) |  | People’s Republic of China |  | 50%
China Tobacco - Schweitzer (Yunnan) Reconstituted Tobacco Co. Ltd. (2) |  | People’s Republic of China |  | 50%
DelStar Technologies (Shanghai) Trading Corp. Ltd. |  | People’s Republic of China |  | 100%
DelStar Technologies (Suzhou) Co. Ltd. |  | People’s Republic of China |  | 100%
Schweitzer-Mauduit Spain, S.L. |  | Spain |  | 100%
Schweitzer-Mauduit do Brasil Indústria e Comércio de Papel Ltda. |  | Brazil |  | 100%
Coretec Tubing, Inc. |  | Delaware |  | 100%
U.S. Netting, Inc. |  | Delaware |  | 100%
DelStar Technologies, Inc. |  | Delaware |  | 100%
Tekra, LLC |  | Delaware |  | 100%
Trient, LLC |  | Delaware |  | 100%
Diversified Converting Technologies, LLC |  | Colorado |  | 49%
Schweitzer-Mauduit Holding S.A.S. |  | France |  | 100%
LTR Industries S.A.S. |  | France |  | 100%
Papeteries de Saint-Girons S.A.S. |  | France |  | 100%
Papeteries de Malaucène S.A.S |  | France |  | 100%
Malaucène Industries S.N.C. |  | France |  | 100%
SWM Services S.A.S. |  | France |  | 100%
PDM Industries S.A.S. |  | France |  | 100%
SWM Europe S.a.R.L. |  | Luxembourg |  | 100%
SWM HoldCo 1 S.à.R.L. |  | Luxembourg |  | 100%
SWM HoldCo 2 S.à.R.L. |  | Luxembourg |  | 100%
SWM HoldCo 3 S.à.R.L. |  | Luxembourg |  | 100%
SWM HoldCo GP, LLC |  | Delaware |  | 100%
SWM Luxembourg Service, LLC |  | Delaware |  | 100%
SWM Luxembourg S.à.R.L. |  | Luxembourg |  | 100%
SWM South S.à.R.L. |  | Luxembourg |  | 100%
SWM Partners SCS |  | Luxembourg |  | 100%
PDM Philippines Industries, Inc. |  | Philippines |  | 100%
Luna Rio Landholding Corporation |  | Philippines |  | 100%
SWM Poland GP Sp. zo.o. |  | Poland |  | 100%
SWM RUS LLC |  | Russia |  | 100%
DelStar International, Limited |  | United Kingdom |  | 100%
SWM Argotec, LLC |  | Delaware |  | 100%
Argotec LLC |  | Delaware |  | 100%
Argotec Asia Pacific Limited |  | Singapore |  | 100%
Argotec Deutschland GmBH |  | Germany |  | 100%
Conwed Plastics B.V.B.A. |  | Belgium |  | 100%
Conwed Plastics, LLC |  | Delaware |  | 100%
Conwed Plastics Acquisitions Co. V LLC |  | Delaware |  | 100%

Exhibit 21.1
(1)Joint venture to produce tobacco-related papers in China.
(2)Joint venture to produce reconstituted tobacco in China.