Attached files

file filename
EXCEL - IDEA: XBRL DOCUMENT - Mistras Group, Inc.Financial_Report.xls
EX-32.1 - EX-32.1 - Mistras Group, Inc.a14-14283_1ex32d1.htm
EX-32.2 - EX-32.2 - Mistras Group, Inc.a14-14283_1ex32d2.htm
EX-23.2 - EX-23.2 - Mistras Group, Inc.a14-14283_1ex23d2.htm
EX-31.2 - EX-31.2 - Mistras Group, Inc.a14-14283_1ex31d2.htm
EX-10.11 - EX-10.11 - Mistras Group, Inc.a14-14283_1ex10d11.htm
EX-23.1 - EX-23.1 - Mistras Group, Inc.a14-14283_1ex23d1.htm
EX-10.12 - EX-10.12 - Mistras Group, Inc.a14-14283_1ex10d12.htm
10-K - 10-K - Mistras Group, Inc.a14-14283_110k.htm
EX-31.1 - EX-31.1 - Mistras Group, Inc.a14-14283_1ex31d1.htm
EX-10.13 - EX-10.13 - Mistras Group, Inc.a14-14283_1ex10d13.htm

Exhibit 21.1

 

The following is a list of subsidiaries of the Company. The list omits some subsidiaries which, in the aggregate, would not constitute a significant subsidiary.

 

 

 

Other Names under which

 

Jurisdiction of

Name

 

Subsidiary Does Business

 

Organization

Carmagen Engineering, Inc.

 

 

 

New Jersey

Carmagen Engineering International, Inc.

 

 

 

New Jersey

DIAPAC Ltd.

 

 

 

Russia

Ecolink LLC

 

 

 

Russia

Envirocoustics A.B.E.E.

 

 

 

Greece

Mistras LLC

 

 

 

Russia

Mistras Canada Inc.

 

 

 

Canada

Mistras GMA Holdings GmbH

 

 

 

Germany

Mistras Group B.V.

 

 

 

The Netherlands

Mistras Group GmbH

 

 

 

Germany

Mistras Group Limited

 

 

 

England and Wales

Mistras Group S.A.

 

 

 

France

Mistras International Holdings Inc.

 

 

 

Delaware

Mistras Metaltec Inc.

 

 

 

Canada

Mistras Optimus Inc.

 

 

 

Canada

Mistras Quebec Holdings Inc.

 

 

 

Canada

NDT do Brasil Ltd.

 

 

 

Japan

Nippon Physical Acoustics Ltd.

 

 

 

Brazil

Physical Acoustics Argentina S.A.

 

 

 

Argentina

Physical Acoustics Corporation

 

 

 

Delaware

Physical Acoustics India Private Ltd.

 

 

 

India

Physical Acoustics South America LTDA

 

 

 

Brazil

Quality Services Laboratories, Inc.

 

 

 

Delaware

QSL NDT Inc.

 

 

 

Delaware

QSL NDT Alberta Inc.

 

 

 

Canada

ThermTech Services, Inc.

 

 

 

Florida

 

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