Attached files
file | filename |
---|---|
EX-32.2 - EXHIBIT 32.2 - Northwest Natural Holding Co | ex3222020q2.htm |
EX-32.1 - EXHIBIT 32.1 - Northwest Natural Holding Co | ex3212020q2.htm |
EX-31.4 - EXHIBIT 31.4 - Northwest Natural Holding Co | ex3142020q2.htm |
EX-31.3 - EXHIBIT 31.3 - Northwest Natural Holding Co | ex3132020q2.htm |
EX-31.2 - EXHIBIT 31.2 - Northwest Natural Holding Co | ex3122020q2.htm |
EX-31.1 - EXHIBIT 31.1 - Northwest Natural Holding Co | ex3112020q2.htm |
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