- OG1 – Cl. IV
- OG2 – Cl. III bis
- OG6 – Cl. I
Altri associati
OG1, OG10, OG11, OG12, OG2, OG3, OG6, OG8, OS1, OS12-A, OS18-A, OS21, OS22, OS23, OS24, OS25, OS26, OS28, OS29, OS30, OS4, OS6, OS7, OS8
Polistrade Costruzioni generali S.p.A
OG1, OG10, OG11, OG12, OG2, OG3, OG4, OG6, OG7, OG8, OG9, OS1, OS10, OS12, OS13, OS18-A, OS18-B, OS20-B, OS21, OS22, OS23, OS24, OS27, OS28, OS3, OS30, OS32, OS34, OS5, OS6, OS7, OS8, OS9