Attached files
| file | filename |
|---|---|
| 10-K - 10-K - Mistras Group, Inc. | mg-20201231.htm |
| EX-23.1 - EX-23.1 - Mistras Group, Inc. | a20201231-consentfromkpmge.htm |
| EX-31.2 - EX-31.2 - Mistras Group, Inc. | a2020123110kexhibit312.htm |
| EX-32.2 - EX-32.2 - Mistras Group, Inc. | a2020123110kexhibit322.htm |
| EX-32.1 - EX-32.1 - Mistras Group, Inc. | a2020123110kexhibit321.htm |
| EX-10.10 - EX-10.10 - Mistras Group, Inc. | a20201231-amendmentno2to20.htm |
| EX-31.1 - EX-31.1 - Mistras Group, Inc. | a2020123110kexhibit311.htm |
Exhibit 21.1
The following is a list of subsidiaries of the registrant. The list omits some subsidiaries which, in the aggregate, would not constitute a significant subsidiary.
| Name | Jurisdiction of Organization | |||||||
| Aetos Group, Inc. | Delaware | |||||||
| Assistances Controles Technologies | France | |||||||
| CISMIS Springfield Corp. | Delaware | |||||||
| Conam Inspection and Engineering Services, Inc. | Delaware | |||||||
| Controles Industriels de L'entang | France | |||||||
| GMA Aeronautica S.L.U. | Germany | |||||||
| GMA Holding B.V. | The Netherlands | |||||||
| GMA Werkstoffprufung GmbH | Germany | |||||||
| Mistras Arizona Inspection Services LLC | Delaware | |||||||
| Mistras Canada, Inc. | Canada | |||||||
| Mistras Engineering Services Inc. | New Jersey | |||||||
| Mistras Group B.V. | The Netherlands | |||||||
| Mistras Group BVBA | Belgium | |||||||
| Mistras Group Holding GmbH | Germany | |||||||
| Mistras Group Hellas A.B.E.E. | Greece | |||||||
| Mistras Group Limited | England and Wales | |||||||
| Mistras Group SAS | France | |||||||
| Mistras International Holdings Inc. | Delaware | |||||||
| Mistras KAA Partners Inc. | Canada | |||||||
| Mistras Quebec Holdings Inc. | Canada | |||||||
| Mistras Ropeworks Training Corp. | Delaware | |||||||
| Mistras Services Inc. | Canada | |||||||
| Mistras South America Ltda. | Brazil | |||||||
| Mistras Western Canada Holdings Inc. | Canada | |||||||
| MWC Management Inc. | Canada | |||||||
| NDT do Brasil Ltd. | Brazil | |||||||
| Onstream Pipeline Inspection Services Inc. | Canada | |||||||
| Physical Acoustics India Private Ltd. | India | |||||||
| Quality Services Laboratories, Inc. (1) | Delaware | |||||||
| QSL NDT Inc. | Delaware | |||||||
| QSL Quebec Inc. | Canada | |||||||
| R.A.C. Group Inc. | Canada | |||||||
| Rope Access Calgary, Inc. | Canada | |||||||
| West Penn Non-Destructive Testing, LLC | Pennsylvania | |||||||
(1) Also does business under the names QSL and QSL Plus.