H.A. Thompson & Sons Employee Directory

Industrial Machinery ManufacturingNorth Dakota, United States11-50 Employees

H.A. Thompson & Sons is an industrial machinery manufacturing company based in Bismarck, North Dakota, with a history dating back to 1908, offering plumbing, heating, air conditioning and mechanical contracting services. The company serves customers in its home region and operates commercial services in Fargo, Grand Forks and Minot, with activity across North Dakota, South Dakota, Minnesota and Montana. In 1991 it became a LINC Service Contractor to provide Environmental Maintenance Agreements, and it currently maintains the mechanical heating and cooling systems of more than 600 buildings in the northern plains. The organization employs 11 to 50 people and is located at 911 South 9th Street, Bismarck, ND 58504, United States, with a website at hatandsons.com. In January 2025, the company announced expansion of offices in North Dakota as part of its ongoing operations.

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