Exhibit 21.1

Mirion Technologies, Inc.

List of Subsidiaries

 

Mirion Technologies (TopCo), Ltd.		Jersey
Mirion IntermediateCo, Inc.		Delaware, USA
Mirion Technologies (HoldingSub1), Ltd.		United Kingdom
Mirion Technologies (HoldingSub2), Ltd.		United Kingdom
Mirion Technologies (US Holdings), Inc.		Delaware, USA
Mirion Technologies (HoldingRep), Ltd.		United Kingdom
Mirion Technologies (UK), Inc.		United Kingdom
Mirion Technologies (Global), Ltd.		United Kingdom
Mirion Technologies (US), Inc.		Delaware, USA
IST Acquisitions, LLC		Delaware, USA
Mirion Technologies (GDS), Inc.		Delaware, USA
Mirion Technologies (Conax Nuclear), Inc.		New York, USA
Mirion Technologies (Canberra), Inc.		Delaware, USA
Mobile Characterization Services LLC		New Mexico, USA
Materials Characterization Company LLC		New Mexico, USA
Mirion Technologies (France) SAS		France
Mirion Technologies (IST) Corporation		New York, USA
Mirion Technologies (IST France) SAS		France
Mirion Technologies (MGPI) SAS		France
Mirion Technologies (Canberra) SAS		France
Mirion Technologies (RADOS) Oy		Finland
Mirion Technologies (Germany) GmbH		Germany
Mirion Technologies (RADOS) GmbH i. L.		Germany

Mirion Technologies (MGPI H&B) GmbH		Germany
Mirion Technologies (Canberra) GmbH		Germany
Mirion Technologies (IST) Limited		United Kingdom
Mirion Technologies (Canberra UK) Limited		United Kingdom
Mirion Technologies (UK Holdco), Ltd.		United Kingdom
Mirion Technologies (HK) Limited		Hong Kong
Mirion Commercial (Beijing) Co., Ltd.		China
Mirion Technologies (IST Canada) ULC		British Columbia, Canada
Mirion Technologies (Canberra CA) Ltd.		Ontario, Canada
Mirion Technologies (Canberra BNLS) NV		Zellik, Belgium
Mirion Technologies (Canberra Olen) NV		Olen, Belgium
Mirion Technologies (Canberra) KK		Japan
Mirion Technologies (Dosimetry Services) B.V.		Netherlands
Mirion Technologies (Luxembourg) S.à r.l.		Luxembourg
Mirion Technologies (Capintec), Inc.		Delaware, USA
Mirion Technologies (Premium Analyse) SAS		France
Mirion Technologies (Selmic) Oy		Finland
Mirion Technologies Selmic Baltic OÜ		Estonia
Mirion Technologies (AWST) GmbH		Germany
Biodex Medical Systems, Inc.		New York, USA
Sun Nuclear Corp.		Florida, USA
Gammex, Inc.		Wisconsin, USA
Sun Nuclear GmbH		Germany
Sun Nuclear B.V.		Netherlands

 

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