Cold sheet metal stamping, assembly and metal surface treatments: one industrial group in Potenza, Italy, and a direct Tier 1 supplier to the Stellantis Group.
Founded by Paolo Patrone and Michele Mongiello, PM Gruppo covers cold stamping and metal surface treatment, in Italy and Poland.

Cold forming of steel, high-strength steels, stainless steel, aluminium and brass, with assembly and an in-house toolroom.

Electroplating and surface treatment of ferrous and non-ferrous metals for almost 40 years, plus mechanical processing.

Cold stamping, robotic welding and in-house toolroom for automotive OEMs and Tier 1 suppliers.
From raw material to the treated and tested part: every step is handled within the group.
Coils and blanks, fed by decoiler or destacker.
150–2000 t presses, beds up to 6×2.5 m.
Spot, projection and CO₂ welding.
Finishing operations on components.
Electroless nickel, zinc plating, cataphoresis, anodising.
Dimensions, tolerances, performance and finish tested in our lab.
The production capabilities an automotive buyer is looking for, stated plainly – no PDF needed.
Our two production plants in the Potenza industrial area have zero carbon dioxide emissions. KH Automotive invests in technologies and processes that cut energy use and environmental impact, with an ISO 14001 certified management system.
Certificates downloadable in one click, by company, always up to date.
Automotive quality management system.
Quality management system.
Environmental management system.
Paolo Patrone and Michele Mongiello found the group in Tito Scalo (PZ).
After major industrial investments, Patrone e Mongiello becomes a direct Tier 1 supplier to the Stellantis Group.
Three companies across Italy and Poland, two zero-CO₂-emission plants.