SIEL is an Italian company that produces advanced sea systems and defence solutions for both over the water and underwater systems such as marine autopilots, navigation systems, telemetry and remote control systems, training systems and tactical diving equipment.

SIEL main products users are Navy, Army, Police and Special Forces units all over the world.

SIEL is also supplier for important projects with the most relevant defense companies and is partner with several specilized companies in order to offer to the customers the most complete range of solutions.

SIEL is located in Italy in two plants:

  • TORINO: company general managing and electronics and software division.
  • LA SPEZIA: diving equipment division.




SIEL S.r.l.
Torino Plant: via Postiglione 24, 10024, Moncalieri (TO) - Italy
Spezia Plant: via Vincinella 14, 19037, S. Stefano di Magra (SP) - Italy
VAT registration number: 04201240019