COLTRI is a renowned company that was founded in 1965. The company’s headquarters is located in Desenzano Del Garda, Lombardy. COLTRI is best known for its air compressors, breathing air, fire fighting, compressed natural gas, and scuba diving. COLTRI compressors are known around the world as one of the most effective designs and construction of pure breathing air and technical gases compressors. We started as a provider of refill diving cylinders for recreational applications.