The gtm logo has a lightning bolt on it.
Compagnia Tecnica Motori S.p.A in Cesano Boscone (Milan, Italy) was founded in 1958 by Stefano Maffi; today the company is managed by his son Giovanni. CTM has focused its efforts on the design, assembly, sales, installation and servicing of generating sets, co-generation systems and fire-fighting systems. With a staff of more than 70 skilled employees, a factory production area of 25,000 m2 (complete with modern test facilities) enables CTM to simultaneously undertake multiple projects in full compliance with customer's specifications and contract terms. 

Quality Assurance according to ISO 9001, ISO 14001.