Attached files

file filename
EX-32.1 - EX-32.1 - Sotera Health Coshc20201231_exhibitx32x1.htm
EX-31.2 - EX-31.2 - Sotera Health Coshc20201231_exhibitx31x2.htm
EX-31.1 - EX-31.1 - Sotera Health Coshc_20201231xexhibitx31x1.htm
EX-23.1 - EX-23.1 - Sotera Health Coshc_20201231xexhibitx23x1.htm
EX-10.28 - EX-10.28 - Sotera Health Coshc_20201231xexhibitx10x28.htm
EX-10.27 - EX-10.27 - Sotera Health Coshc_20201231xexhibitx10x27.htm
EX-10.26 - EX-10.26 - Sotera Health Coshc_20201231xexhibitx10x26.htm
EX-10.9 - EX-10.9 - Sotera Health Coshc_20201231xexhibitx10x9.htm
EX-4.2 - EX-4.2 - Sotera Health Coshc_20201231xexhibitx4x2.htm
EX-4.1 - EX-4.1 - Sotera Health Coshc_20201231xexhibitx4x1.htm
EX-3.2 - EX-3.2 - Sotera Health Coshc20201231_exhibitx3x2.htm
EX-3.1 - EX-3.1 - Sotera Health Coshc_20201231xexhibitx3x1.htm
10-K - 10-K - Sotera Health Cosoterahealthcompany-10k2020.htm

Exhibit 21.1
SOTERA HEALTH COMPANY
The following is a list of subsidiaries of Sotera Health Company, omitting subsidiaries which are dormant entities without any operations and holding no or de minimis assets, and which, considered in the aggregate as a single subsidiary, would not constitute a significant subsidiary as of March 9, 2021.
Name of Subsidiary  Jurisdiction of Incorporation
Auralux Enterprises Ltd.  Alberta
BioScience Laboratories, LLCDelaware
Companhia Brasileira de Esterilização  Brazil
DEROSS Holding B.V.  Netherlands
Embrapart Participaçãos LTDA  Brazil
Nelson Laboratories, LLC  Delaware
Nelson Laboratories Fairfield Holdings, LLC  Delaware
Nelson Laboratories Fairfield, Inc.  New Jersey
Nelson Laboratories Holdings, LLC  Delaware
Nelson Labs NV  Belgium
Nordion (Canada) Inc.  Canada
Nordion US Holdings LLC  Delaware
Nordion (US) Inc.  Delaware
REVISS Services (UK) Limited  United Kingdom
RSI Leasing, LLC  California
Sotera Health LLC  Delaware
Sotera Health Holdings, LLC  Delaware
Sotera Health Services, LLC  Delaware
Sterigenics Belgium Fleurus NV  Belgium
Sterigenics Belgium Petit Rechain S.A.  Belgium
Sterigenics Brasil Participaçãos EIRELI  Brazil
Sterigenics Costa Rica, S.R.L.  Costa Rica
Sterigenics Denmark A/S  Denmark
Sterigenics EO Canada, Inc.  Canada
Sterigenics France S.A.S.  France
Sterigenics Germany GmbH  Germany
Sterigenics Italy S.p.A.  Italy
Sterigenics NV  Belgium
Sterigenics Radiation Technologies, LLC  Delaware
Sterigenics Radiation Technologies Canada, Inc.British Columbia
Sterigenics Radiation Technologies Holdings, LLC  Delaware
Sterigenics Radiation Technologies IN, Inc.Indiana
Sterigenics, S. de R.L. de C.V.  Mexico
Sterigenics S.A.S.  France
Sterigenics Shanghai E-beam Ltd.  China
Sterigenics Shanghai ETO Ltd.  China
Sterigenics Thailand, Ltd.  Thailand
Sterigenics UK Limited  United Kingdom
Sterigenics U.S., LLC  Delaware
STR 1 B.V.  Netherlands
STR 2 B.V.  Netherlands
STR C.V.  Netherlands
Unidade de Esterilização Cotia LTDA  Brazil