Nein Stier Mechanical, is locally owned and operated in the Kersey area, serving all of Northern Colorado, and Denver area. We offer residential, commercial, and industrial service, maintenance, repairs, and installation on heating and cooling units, boilers, chillers, heat pumps, hydronic systems, packaged rooftop units, pneumatic/VAV controls, radiant heat, refrigeration and split systems just to name a few. We are available 24/7, with free estimates, and maintenance contracts. We want to offer our customers reliable and honest service. We take the bull by the horns to make sure the job is done right! We have 16 years experience, CFC certified, and insured. Were here for you when you need us! Contact us anytime!