OSI (I) 1960-1968

Firmę założyli Arrigo Olivetti i Luigi Segre, zamierzając realizować projekty Ghia; następnie stworzyli własny ośrodek projektowy.

Alfa Romeo OSI 1600 Scarabeo Coupe (Alfa Romeo 1600)  1966
Alfa Romeo OSI 2600 Berlina De Luxe Saloon by Michelotti 1966-1967
Alpine OSI A 1100 metallica by Michelotti 1966
Autobianchi G31 coupe 1968
Daf City Car  1966
Fiat OSI 850 coupe Michelotti 1964
Fiat 2300/2300S Coupe Ghia 1961
Fiat 1200 OSI Coupé ( Fiat 1100D) 1964
Fiat 1200 S OSI Spider ( Fiat 1100D) 1963
Fiat 1300/1500 Familiare (5dr kombi, podwójne lampy)  
Fiat OSI 124 Cross Country 2 dr Kubelwagen 1966
Fiat OSI 1200R Spider (Fiat 1100R) 1966
Fiat 125 GTZ Zagato 1967
Fiat OSI 125 Familiare 1967
Fiat OSI 4dr limousine    
Fiat OSI 1100D by Michelotti    
Ford Anglia Torino S 2dr limousine by Michelotti 1963
Ford Mustang OSI 1965
Ford OSI 20m TS Coupe (Ford Taunus 20m TS) 1967-1968
Ford OSI 20m TS Spider (Ford Taunus 20m TS) 1967
Innocenti 950 Spider S by Ghia (Austin-Healey Sprite)  
Innocenti 1100R Coupe by Ghia (Austin-Healey Sprite) 1967-1969
Neckar St.Trope 1200S Coupe (Fiat 1100D) by Michelotti  
Neckar St.Trope 1200S Spider (Fiat 1100D) by Michelotti  
OSI Secura Limousine (Fiat 1500) 1965
OSI Week End (Fiat 850) 1967  
OSI Bisiluro Silver Fox 1967