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 |
CISMIS Springfield Corp. |
|
|
| Delaware |
Conam Inspection and Engineering Services, Inc. |
|
|
| Delaware |
DIAPAC Ltd. |
|
|
| Russia |
Envirocoustics A.B.E.E. |
|
|
| Greece |
Mistras Canada Inc. |
|
|
| Canada |
Mistras Group B.V. |
|
|
| The Netherlands |
Mistras Group Limited |
|
|
| England and Wales |
Mistras Group S.A. |
|
|
| France |
Nippon Physical Acoustics Ltd. |
|
|
| Japan |
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 |