Gruppo Colines Holding designs and manufactures extrusion lines using cast and blown technology. Founded in 1973 as Colinex, the company has four production units that cover a surface of 25,000 square metres, which are located in strategic locations that can be easily reached from the Milan airports of Malpensa and Linate and are near to important motorway junctions, namely: Colines Novara Factory Nibbia (Novara) Colines Azzate Factory Azzate (Varese) Welding Machinery Factory Gallarate (Varese) Elav Factory Cameri (Novara) Gruppo Colines Holding has an established sales network all over the world with agents present on all five continents.