NorthWestern Energy is a utility company that provides electricity and natural gas services to customers in the United States, primarily in the states of Montana, South Dakota, and Nebraska. The company is committed to delivering reliable energy while focusing on safety, customer service, and environmental responsibility. Founded in 1923, NorthWestern Energy serves residential, commercial, and industrial customers. It operates a diverse portfolio of energy generation facilities, including hydroelectric, natural gas, and coal plants. The company also invests in renewable energy sources to support sustainable practices and meet regulatory requirements.