| 1 | 1 | 1 | ACS, Actividades de Construccion y Servicios SA, Madrid, Spain |
| 2 | 2 | 2 | HOCHTIEF Aktiengesellschaft, Essen, Germany |
| 3 | 3 | 3 | Bechtel, San Francisco, Calif., U.S.A. |
| 4 | 4 | 4 | VINCI, Rueil-Malmaison Cedex, France |
| 5 | 5 | 9 | China Communications Construction Grp. Ltd., Beijing, China |
| 6 | 6 | 1 | TECHNIP, Paris, France |
| 7 | 7 | 7 | BOUYGUES SA, Paris Cedex 08, France |
| 8 | 8 | 8 | Skanska AB, Stockholm, Sweden |
| 9 | 9 | 6 | STRABAG SE, Vienna, Austria |
| 10 | 10 | 11 | Saipem, San Donato Milanese, Italy |
| 11 | 11 | 23 | Power Construction Corp. of China, Beijing, China |
| 12 | 12 | 5 | Fluor Corp., Irving, Texas, U.S.A. |
| 13 | 13 | 12 | Construtora Norberto Odebrecht SA, Sao Paulo, SP, Brazil |
| 14 | 14 | 13 | Hyundai Engineering & Construction Co. Ltd., Seoul, S. Korea |
| 15 | 15 | 14 | Ferrovial, Madrid, Spain |
| 16 | 16 | 17 | Samsung C&T Corp., Seoul, S. Korea |
| 17 | 17 | 2 | China State Construction Eng'g Corp. Ltd., Beijing, China |
| 18 | 18 | | Ozturk Holding Co., Istanbul, Turkey |
| 19 | 19 | 18 | Royal BAM Group nv, Bunnik, The Netherlands |
| 20 | 20 | 19 | Abeinsa SA, Seville, Spain |
| 21 | 21 | 21 | Petrofac Ltd., Jersey, Channel Islands, U.K. |
| 22 | 22 | 24 | Consolidated Contractors Group, Athens, Greece |
| 23 | 23 | 28 | China Railway Group Ltd., Beijing, China |
| 24 | 24 | 26 | CB&I, The Woodlands, Texas, U.S.A. |
| 25 | 25 | 22 | PCL Construction Enterprises Inc., Denver, Colo., U.S.A. |
| 26 | 26 | 29 | GS Engineering & Construction, Seoul, S. Korea |
| 27 | 27 | 25 | China Nat'l Machinery Industry Corp., Beijing, China |
| 28 | 28 | 27 | JGC Corp., Yokohama, Japan |
| 29 | 29 | 33 | CIMIC Group Ltd., St. Leonards, NSW, Australia |
| 30 | 30 | 34 | Salini Impregilo SpA, Milan, Italy |