(18) companies that have bought bid documents, namely:
- Citra;
- China International Water & Electric Corp.;
- CM Pancho Construction Inc.;
- DM Consunji, Inc. (DMCI);
- EFC Enterprises;
- IL and FS Transportation Networks Ltd.;
- JD Legaspi Construction;
- Ayala Land construction arm Makati Development Corp.;
- Moldex Construction, Inc.;
- Sy-led Monte Oro Grid Resources Corp.;
- MPTC;
- Malaysia-based MTD Group;
- Ramon S. Ang-chaired Optimal Infrastructure Development, Inc.;
- R-II Builders,Inc.;
- South Luzon Tollways Corporation (SLTC);
- Star Infrastructure Development Corp.;
- UEM-MARA Philippines Corp.; and
- Vicente T. Lao Construction