Chiller Systems Inc offers maintenance and repair of Commercial and Industrial Air Conditioning in North Dakota and Western Minnesota. We optimize chilled water systems for peak energy savings and minimum downtime. We have more than 140 years of experience in the chiller industry. Our technicians can handle everything from complete overhauls to general maintenance on all makes and models. Specializing in Centrifugal chillers, Screw chillers, Absorption chillers, Scroll chillers, and DX cooling, while possessing a broad knowledge of all other cooling and heating units that you will find in and around your building.