Attached files
| file | filename |
|---|---|
| EX-32 - EXHIBIT 32 - Perma-Pipe International Holdings, Inc. | ex_168179.htm |
| EX-31.2 - EXHIBIT 31.2 - Perma-Pipe International Holdings, Inc. | ex_168178.htm |
| EX-31.1 - EXHIBIT 31.1 - Perma-Pipe International Holdings, Inc. | ex_168177.htm |
| EX-24 - EXHIBIT 24 - Perma-Pipe International Holdings, Inc. | ex_168176.htm |
| EX-23 - EXHIBIT 23 - Perma-Pipe International Holdings, Inc. | ex_168175.htm |
| EX-10.AA - EXHIBIT 10.AA - Perma-Pipe International Holdings, Inc. | ex_181771.htm |
| EX-10.Z - EXHIBIT 10.Z - Perma-Pipe International Holdings, Inc. | ex_181770.htm |
| EX-4.D - EXHIBIT 4.D - Perma-Pipe International Holdings, Inc. | ex_181933.htm |
| 10-K - FORM 10-K - Perma-Pipe International Holdings, Inc. | ppih20191226_10k.htm |
Exhibit 21
SUBSIDIARIES OF REGISTRANT
MFRI Holdings (B.V.I) Ltd (British Virgin Islands)
Midwesco Filter Resources, Inc. (Delaware corporation)
MM Niles, Inc. (Delaware corporation)
Perma-Pipe, Inc. (Delaware corporation)
Perma-Pipe Canada, Inc. (Delaware corporation)
Perma-Pipe Canada, LTD. (Canada)
Perma-Pipe India Pvt. Ltd. (India)
Perma-Pipe International Co. LLC (Delaware corporation)
Perma-Pipe Middle East FZC (United Arab Emirates)
Perma-Pipe Egypt for Metal Fabrication and Insulation Industries (Perma-Pipe Egypt) S.A.E. (Egypt)
Perma-Pipe Oil Field Services LLC (United Arab Emirates)
Perma-Pipe Saudi Arabia, LLC (Kingdom of Saudi Arabia)