Orizzonte Sistemi Navali (OSN) is an Italian company, owned by Fincantieri (51%) and Leonardo (49%), the main Italian industr ... ial Groups operating worldwide in the Defense Sector. The Company has more than 10 years’ experience in integrated naval systems and support services, human factor requirement studies, integrated logistics support for the Whole Warship Life cycle and training solutions. OSN is the system integrator of the FREMM Programme for the construction of 10 frigates for the Italian Navy and, on the foreign market, for the construction of amphibious assault ships and mine countermeasures vessels. read more