NorthWestern Energy is a utility company providing reliable and affordable electricity and natural gas to customers in Montana, South Dakota and Nebraska.

For more than 100 years, NorthWestern Energy has been committed to delivering safe, reliable and innovative energy solutions. We serve gas and electric to customers in the western two-thirds of Montana and eastern South Dakota.

Looking for a career in the energy industry? Explore our website to learn about our benefits, company culture, and various careers. View job positions and apply online.

For customer service, please call 406-791-7500. For new construction applications and service re-routes, etc., please call 406-791-7536 or email gtf-services@egas.net. Click here for Excess Flow Valve Notification. Click below to pay your bill online. Click the button below to learn more about Energy West Montana.

'Energy Transfer is one of America’s largest and most diversified midstream energy companies. See how we’re working to safely transport the oil and gas products that make our lives possible.';

Applied Energy Group is a team of energy experts and thoughtful advisors. We partner with utilities, government agencies, and other organizations to provide personalized consulting services and customizable technology solutions that solve complex energy challenges.

MARS Energy is a vertically integrated renewable energy company. We design, construct, and care for commercial solar, energy storage, and EV charging projects nationwide for builders, developers, government agencies, and private customers.

Scout Energy Partners is a private energy investment manager. We have a history of investing in upstream and midstream energy assets with a production-orientation. Our firm sources, acquires, develops and seeks to optimize mature, producing assets in the contiguous U.S. production works with each investment.