The company Technické služby Tetín sro was established in July 2013 under the original company Modrý lom Damil sro Until the end of 2017, the company was exclusively engaged in waste disposal activities (excavated soil and aggregates) within the reclamation of the Modrý lom near Tetín.

Since the beginning of 2018, the company has also covered all activities of technical services, which it provides not only for the municipality of Tetín and its citizens, but also offers them to other municipalities and entrepreneurs in the vicinity of Tetín. The managing director of the company since 2016 is a local citizen Ing. Tomáš Báča.