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NorthWestern Energy Accounts Payable, Contact Information, and Licenses

On this page you can find NorthWestern Energy Accounts Payable information to get paid and other important information. Find office address, phone number, and email for each office. Verify construction licenses, bond information, and worker’s compensation information.

Company Offices and Contacts


Montana Offices

11 E Park St, Butte, MT 59701

800.245.6977

1801 S Russell St, Missoula, MT 59801

1944 Monad Rd, Billings, MT 59102

2100 Harrison Ave, Butte, MT 59701

303 N Broadway Ste 400, Billings, MT 59101

8884672669

40 E Broadway St, Butte, MT 59701

8884672669

400 Oxford St, Butte, MT 59701

4064972660

890 N Meridian Rd, Kalispell, MT 59901

4067512210

South Dakota Offices

40209 Hwy 14 E, Huron, SD 57350

4520 W 69th St, Sioux Falls, SD 57108

6059782900

NorthWestern Energy Subcontractor Resources


Working with NorthWestern Energy as a subcontractor or supplier?

See the resources and steps for projects including how to bid, what documents to exchange, and how to get paid.

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