Attached files
file | filename |
---|---|
EX-32.2 - EXHIBIT 32.2 - NORTHWEST PIPE CO | ex_105504.htm |
EX-32.1 - EXHIBIT 32.1 - NORTHWEST PIPE CO | ex_105503.htm |
EX-31.2 - EXHIBIT 31.2 - NORTHWEST PIPE CO | ex_105502.htm |
EX-31.1 - EXHIBIT 31.1 - NORTHWEST PIPE CO | ex_105501.htm |
EX-23.2 - EXHIBIT 23.2 - NORTHWEST PIPE CO | ex_105500.htm |
EX-23.1 - EXHIBIT 23.1 - NORTHWEST PIPE CO | ex_105499.htm |
10-K - FORM 10-K - NORTHWEST PIPE CO | nwpx20171231_10k.htm |
EXHIBIT 21.1
NORTHWEST PIPE COMPANY
SUBSIDIARIES OF THE REGISTRANT
Northwest Pipe Mexico S.A. de C.V., Mexico
Thompson Tank Holdings, Inc., Oregon
Permalok Corporation, Missouri