Since 1998, STE has been registered with the Rome Chamber of Commerce in the ordinary and enabled section for technical systems according to Ministerial Decree 37/08 Art. 1, letters A, B, C, D, E, G.
Since 2003, our company has held UNI EN ISO 9001 certification for our Quality Management System regarding the organization of the following services: air-conditioning, heating, electrical and fire-protection system maintenance and the third-party management of heating systems.
To date, this certification is renewed and valid.