OpenFilings

Northwest Natural Holding Co

Form10-K

Report Period2021-12-31

Date Filed2022-02-25

Time Filed15:29:27

Document Analysis

Natural Language Processing

Recognized Type Unidentified

Defined Term Format

Exhibits

10-K
EX-3.C
EX-3.D
EX-10.LL
EX-10.O
EX-10.W
EX-10.Z
EX-21
EX-23.A
EX-23.B
EX-31.1
EX-31.2
EX-31.3
EX-31.4
EX-32.1
EX-32.2
Filing on SEC Edgar