| AD TRANZ | GERMANY |
| ADHI KARYA | INDONESIA |
| AIO BUSINESS | MALAYSIA |
| AKAT | TURKEY |
| ALSTOM LHB GMBH | GERMANY |
| ALSTOM TRANSPORT | ITALY |
| ALTRESA | SPAIN |
| ANNAVARAM CONCRETE PVT LTD | INDIA |
| ANSALDO SEGNALAMENTO | ITALY |
| ANSALDOBREDA | ITALY |
| ARMOS | GREECE |
| ASPRO.KAT | GREECE |
| BES PROTYPOS | GREECE |
| BETANET | GREECE |
| BETON CONTROLE | FRANCE |
| BETONSCHWELLENWERK | GERMANY |
| BWG | GERMANY /TAIWAN |
| CASTELO & PUJOL | SPAIN |
| CEVICO CONSTRUCTION | ALGER |
| CIEF SUD | ITALY |
| CIET | ITALY |
| CMC DI RAVENNA | ITALY |
| COBEC IMPRECOL | COLOMBIA |
| COMES VILLARICCA | ITALY |
| CONSORZIO CO.RI.FER. | ITALY |
| CONSTRUCTORES FERROVIARIO DEL PACIFICO | COLOMBIA |
| CONSTRUTORA ANDRADE GUTIERREZ | BRASIL |
| CONSTRUTORA NORBERTO ODEBRECHT | BRASIL |
| COOPSETTE | ITALY |
| CTF IMPIANTI | ITALY |
| DAEWOO | KOREA |
| DB FAHRZEUGINSTANDHALTUNG GMBH | GERMANY |
| DONG SU-HYUNDAY GROUP | KOREA |
| DSI INTERNATIONAL | GERMANY |
| DUCATI SISTEMI | ITALY |
| DUEWAG | GERMANY |
| DURTRACK | GERMANY |
| EDILE FERROVIARIA PREFABBRICATI | ITALY |
| EDRASIS | GREECE |
| EDRATEC | GREECE |
| ELEMENT AG | SWITZERLAND |
| EREDI GIUSEPPE MERCURI | ITALY |
| ERGON | BELGIUM |
| ERNST MATTERN | GERMANY |
| EUROBETON | FRANCE |
| EUROPREFABBRICATI | ITALY |
| EUROTUNNEL | FRANCE |
| FAIVELEY TRANSPORT ITALIA | ITALY |
| FANTA REAL | GREECE |
| FEBAU-ROHRS | AUSTRIA |
| FERROFET CATALANA | SPAIN |
| FERROSUD | ITALY |
| FERROVIA CENTRALE UMBRA | ITALY |
| FERROVIE DELLA SARDEGNA | ITALY |
| FERROVIE EMILIA ROMAGNA | ITALY |
| FERROVIE NORD MILANO | ITALY |
| FERROVIE SUD EST | ITALY |
| FERVET | ITALY |
| FIREMA | ITALY |
| FLEKS INTERNATIONAL | UZBEKISTAN |
| FORNACI SCANU | ITALY |
| FRENSISTEMI | ITALY |
| G & D PREF. | ITALY |
| GALILEO | ITALY |
| GE TRANSPORTATION SYSTEM | ITALY |
| GECOFIN PREFABBRICATI | ITALY |
| GEDIP | ITALY |
| GEORGIAN RAILWAYS | GEORGIA |
| GRUPO BONANZA | SPAIN |
| GRUPPO CASTELO | SPAIN |
| HERMANOS RUBIO | SPAIN |
| HORMIGONES PREF. DE LA SAGRA | SPAIN |
| HORMIPRESA | SPAIN |
| I.CO.B. | ITALY |
| IMPREVIB CHIVASSO | ITALY |
| IN.PR.EDIL | ITALY |
| INDIAN RAILWAYS | INDIA |
| INES | ITALY |
| IPA FERROVIARIA | ITALY |
| IPI SYSTEM | ITALY |
| ISCO TRACK SLEEPERS PVT LTD | INDIA |
| KARL MUNTE | GERMANY |
| KELLER ELETTROMECCANICA | ITALY |
| KUN YANG | KOREA |
| LABATLANI VASBETONIPARI | HUNGARY |
| LAWNDALE FINANCIAL LTD | BRITISH VIRGIN ISLANDS |
| LODOVICHI | ITALY |
| LOMINCHAR | SPAIN |
