ECO-SYSTEM TECHNOLOGIES, INC.

Design, engineering and construction of sewage treatment plants

Unit 15 Starmall Commercial Complex, EDSA cor. Shaw Blvd. Mandaluyong City, NCR - Second District

Tel : 723-1441 to 43

Fax : 725-5940

Elizabeth Construction

General Contractor

Unit 3 ARBS Arcade Dumlog Talisay Cebu

Tel : +63-32-239-2152

Fax : +63-32-239-2152

Primocad Design and Construction

Contractor

Villa Primarosa , Phase 6 Mambog III Bacoor City CAVITE

Tel : 0639154633596

3RL Construction Corporation, Inc.

Contractor

48 Ortigas Avenue Extension Rosario CITY OF PASIG Metro Manila

Tel : 02 2119934

Fax : 02 5713070

VSL

Construction Companies

4th Floor RFM Corporate Center corner Pioneer & Sheridan Streets, Mandaluyong City Mandaluyong Metro Manila

Tel : (02) 638-7690

Fax : (02) 638-7691

golemn construction supply

Hardware & construction services

Main road B-7 L-3 P-1C San lorenzo CITY OF SANTA ROSA LAGUNA

Tel : (049) 5763045

A. J. LEDESMA CONSTRUCTION CORP.

Construction Companies

Penthouse C Valero Tower, 122 Valero St., Salcedo Village, Makati City, Philippines Makati Metro Manila

Tel : (02) 812-4521 / 818-6237 / 812-8357

Fax : (02) 818-4521 / 813-0276

ENGINEERING AND CONSTRUCTION CORPORATION OF ASIA (ECCO-ASIA)

Construction Companies

2/F HatchAsia GlobalCity Center, 31st St., 2nd Avenue, e-Square, IT Park, Bonifacio GlobalCity, Taguig, Metro Manila Manila Metro Manila

Tel : (02) 818-0101

Fax : (02) 818-0036

BILFINGER BERGER (PHILIPPINES) CONSTRUCTION, INC.

Construction Companies

8/F Pryce Center, 1179 Don Chino Roces Ave. cor. Bagtikan St., 1286 Makati City, Metro Manila Makati Metro Manila

Tel : (02) 897-8141 to 49

Fax : (02) 897-8151 to 53

Alphacon Building System, Inc.

Construction

Lepanto Paseo de Roxas Makati Metro Manila

Tel : +63 (02) 8931111