Our standard

«we design» to meet the expectations of the customer; «we create» to ensure the highest quality of the product; «we care» the good result of our project and its whole history.


Our quality management system according to ISO 9001, ensures the stability of our internal processes and rules the continuous improvement.


Colmas S.r.l. is a company born from the deep technical and commercial skills acquired by its founders in forty years of activity in the field of pressure vessels.

Latest Work

Colmas s.r.l. is a society with an established experience in the construction of pressure equipment for the heat exchange. The presence of an internal technical office together with a highly skilled shop floor give us a complete and dynamic identity to fully meet the client expectations.

Our main activity is the mechanic and thermodynamic design and manufacture of Air Coolers, Shell & Tube Heat Exchangers, Pressure Vessels, Filters and Columns.

We are officially qualified as supplier of some of the most important companies as PETROBRAS, ENI S.p.a, Ansaldo Sistemi Industriali, Tecnimont KT, TotalErg, SIAD / Praxair.

Thanks to our technical office we are able to develop a complete product engineering certifying equipment in accordance with all international standards, such as ASME, PED, CRN, AS etc. ...