Kosma Heating, Air Conditioning, INC. is a leading service provider of the highest quality heating, air conditioning and air quality products. We are an Independently Owned Trane Dealer and we also offer and service many other brands of equipment. Our primary focus is to build a solid relationship with you so that when you need help with your heating, air conditioning and other air quality needs, we are the first company that you will call. We offer service that is effective, efficient and safe. Family Owned & Operated. Serving NE Wyoming since 1972.