Attached files
| file | filename |
|---|---|
| EX-10.I - Perma-Pipe International Holdings, Inc. | exhibitloanamendment10i.htm |
| EX-32 - Perma-Pipe International Holdings, Inc. | exhibit32.htm |
| EX-31.2 - Perma-Pipe International Holdings, Inc. | exhibit312.htm |
| EX-24 - Perma-Pipe International Holdings, Inc. | exhibit24powerofattorney.htm |
| EX-31.1 - Perma-Pipe International Holdings, Inc. | exhibit311.htm |
| 10-K - Perma-Pipe International Holdings, Inc. | mfri10kfye13111.htm |
| EX-23 - Perma-Pipe International Holdings, Inc. | exhibit23consent.htm |
Exhibit 21
SUBSIDIARIES OF REGISTRANT
7720 Lehigh Property, LLC (Illinois corporation)
Boe-Therm A/S (Denmark)
MFRI Holdings (B.V.I) Ltd (British Virgin Islands)
Midwesco Filter Cicero, LLC (Illinois corporation)
Midwesco Filter Resources, Denmark A/S (Denmark)
Midwesco Filter Resources, Inc. (Delaware corporation)
Midwesco Mechanical and Energy, Inc. (Delaware corporation)
Nordic Air Filtration A/S (Denmark)
PermAlert Environmental Specialty Products, Inc. (Illinois corporation)
Perma-Pipe, Inc. (Delaware corporation)
Perma-Pipe Canada, Inc. (Delaware corporation)
Perma-Pipe India Pvt. Ltd. (India)
Perma-Pipe Middle East FZC (United Arab Emirates)
Perma-Pipe Saudi
Perma-Pipe
TDC Filter Manufacturing, Inc. (Delaware corporation)
Thermal Care, Inc. (Delaware corporation)