- Ecoricerche Srl, Sassuolo
- E.T.C. engineering srl, Trento
- Fiorentini Engineering srl, Ravenna
- Kirecò, Ravenna
- REF Ricerche srl, Milano
- Sis.ter, Imola
- Studio Life, Rimini
- Zoppellari, Gollini & Associati srl, Ravenna
![]() Fiorentini Engineering Srl | ![]() Sis.ter |
![]() Zoppellari, Gollini & Associati | ![]() Kirecò |
![]() REF Ricerche | ![]() Studio Life |
![]() Ecoricerche Srl | ![]() E.T.C. engineering srl |