GBM owns his facilities, workshop and office, which extend for a total of about 25.000 square meters of which 7.200 square meters are covered area.

via Don Minzoni, 8 – 23844 Sirone (LC) – ITALY
Northern Europe Sales Office is located in Dusseldorf, Germany
American Sales Office is located in Houston, USA
Gulf area Sales Office is located in UAE
Egyptian Sales Office is located in Cairo

Registered Office:

Via Vittor Pisani, 12/A – 20124 MILANO – ITALY
P.IVA (VAT Num.) IT-02864310137
Share capital: 500.000 €

Test Facilities:

In addition to Non-Destructive Tests, performed according to International Codes and Client procedures, all equipment is completely assembled and tested in-house.

HYDROTEST: up to 1600 barg
PNEUMATIC TEST: up to 300 barg

Delivery capability:

If their dimensions allow it, our products can be delivered fully assembled to ensure easy and quick installation. Here the maximum size that could be delivered to Marghera Port (close to Venice)

5,5 x 5,5 x 30 m.               200 ton
2,5 x 2,5 x 48 m.               130 ton


From 1995 until now: More than 2.800 items per year
Welded Thk: From 3 mm to 200 mm
Pressure: From 0.5 bar to 1.185 bar
Material: CS, SS, Cr-Mo, Duplex, Superduplex, 254 SMO®, ZeCor®, Cladded CS (316, 410S, Inconel, Incoloy, etc)
High alloy material as: Inconel – Incoloy – Monel – Hastelloy
Exotic materials as: Cu Ni – Aluminium Brass – Admiralty Brass, etc.
Diameter: From 168 mm to 5.500 mm
Pressure Vessels, Columns, Reactors, Heat Exchangers etc
Number of Employees: ~ 90