Dating back to 2003 and still valid with regular renewal, STE srl holds UNI EN ISO 9001 certification for our company's Quality Management System for routine and extraordinary maintenance services relating to air-conditioning and heating systems, electrical and fire protection, and system management.
Since 2013, we have operated in Rome with FGAS certification for installation, maintenance and repair services related to stationary refrigeration equipment and heat pumps containing certain fluorinated gases.