| ABV SYSTEMS PTE LTD | L1 | 2027-10-01 |
| ANTARA KOH PRIVATE LIMITED | L6 | 2026-07-01 |
| BACHY SOLETANCHE SINGAPORE PTE. LTD. | L6 | 2026-07-01 |
| BBR PILING PTE. LTD. | L6 | 2026-07-01 |
| CHARTWORTH ENTERPRISE SINGAPORE PTE. LTD. | L1 | 2026-07-01 |
| CHCI FOUNDATION PTE. LTD. | L5 | 2029-01-01 |
| CHINA HARBOUR (SINGAPORE) ENGINEERING COMPANY PTE. LTD. | L4 | 2027-07-01 |
| CHINA JINGYE ENGINEERING CORPORATION LIMITED (SINGAPORE BRANCH) | L2 | 2028-07-01 |
| CHINA RAILWAY FIRST GROUP CO., LTD. SINGAPORE BRANCH | L5 | 2026-07-01 |
| CHIU TENG CONSTRUCTION CO. PTE. LTD. | L5 | 2027-07-01 |
| CHUAN LIN PILING CONSTRUCTION PTE LTD | L1 | 2028-08-01 |
| CS BORED PILE SYSTEM PTE LTD | L6 | 2026-10-01 |
| CS CONSTRUCTION & GEOTECHNIC PTE. LTD. | L6 | 2026-10-01 |
| CS GEOTECHNIC PTE LTD | L1 | 2028-06-01 |
| DONGAH GEOLOGICAL ENGINEERING CO., LTD, SINGAPORE BRANCH | L5 | 2027-07-01 |
| DW FOUNDATION PTE. LTD. | L6 | 2026-10-01 |
| FOUNDATION ALLIANCE PTE. LTD. | L5 | 2027-08-01 |
| G C PILING PTE LTD | L4 | 2028-12-01 |
| GAMMON PTE. LIMITED | L5 | 2026-07-01 |
| GEONAMICS (S) PTE LTD | L1 | 2027-11-01 |
| GIE FOUNDATIONS PTE. LTD. | L5 | 2028-07-01 |
| GUAN CHUAN ENGINEERING CONSTRUCTION PTE LTD | L2 | 2028-06-01 |
| GUAN CHUAN ENGINEERING PTE. LTD. | L1 | 2028-06-01 |
| HEXACON CONSTRUCTION PTE LTD | L3 | 2026-07-01 |
| HIAP SENG PILING CONSTRUCTION PTE LTD | L5 | 2026-10-01 |
| HIROSE (SINGAPORE) PTE. LTD. | L1 | 2027-03-01 |
| HOCK LIAN SENG INFRASTRUCTURE PTE. LTD. | L5 | 2026-07-01 |
| HSL CONSTRUCTOR PTE LTD | L1 | 2027-01-01 |
| HWA SENG BUILDER PTE LTD | L5 | 2026-10-01 |
| HYUNDAI ENGINEERING & CONSTRUCTION CO. LTD | L3 | 2026-07-01 |
| INFRRA TECH PTE LTD | L1 | 2028-05-01 |
| JIAN MAN CONSTRUCTION PTE LTD | L3 | 2026-07-01 |
| KIM LIAN BEE PILING CONSTRUCTION PTE LTD | L2 | 2026-09-01 |
| KOH BROTHERS BUILDING & CIVIL ENGINEERING CONTRACTOR (PTE.) LTD. | L6 | 2026-07-01 |
| KTC CIVIL ENGINEERING & CONSTRUCTION PTE LTD | L6 | 2027-01-01 |
| KWANG SING ENGINEERING PTE. LTD. | L3 | 2028-09-01 |
| L&M FOUNDATION SPECIALIST PTE LTD | L6 | 2027-10-01 |
| LBD ENGINEERING PTE. LTD. | L6 | 2027-07-01 |
| LOH & LOH CONSTRUCTION (PRIVATE) LIMITED | L3 | 2026-07-01 |
| LT SAMBO CO., LTD. (SINGAPORE BRANCH) | L6 | 2027-07-01 |
| LT SAMBO GLOBAL PTE. LTD. | L1 | 2028-02-01 |
| MARINA TECHNOLOGY AND CONSTRUCTION PTE LTD | L5 | 2027-07-01 |
| OR KIM PEOW CONTRACTORS (PRIVATE) LIMITED | L3 | 2026-07-01 |
| P-ONE (S) PTE. LTD. | L6 | 2028-07-01 |
| PECK BROTHERS CONSTRUCTION PTE LTD | L5 | 2026-09-01 |
| PENTA-OCEAN CONSTRUCTION COMPANY LIMITED | L6 | 2026-10-01 |
| PRO-TEC GLOBAL PTE. LTD. | L1 | 2028-04-01 |
| PROGRESS PILING PTE. LTD. | L5 | 2026-10-01 |
| PSL ENGINEERING PTE LTD | L4 | 2027-12-01 |
| QUEK & QUEK CIVIL ENGINEERING PTE LTD | L6 | 2026-07-01 |
| REM TECHNOLOGIES PTE LTD | L1 | 2028-05-01 |
| RYOBI GEOTECHNIQUE INTERNATIONAL PTE. LTD. | L1 | 2026-10-01 |
| SAMSUNG C&T CORPORATION | L5 | 2026-07-01 |
| SCANPILE CONSTRUCTORS PTE. LTD. | L5 | 2027-09-01 |
| SHIMIZU CORPORATION | L5 | 2026-10-01 |
| SHINGTAI PILING PTE LTD | L1 | 2026-06-01 |
| SINOHYDRO CORPORATION LIMITED (SINGAPORE BRANCH) | L5 | 2027-07-01 |
| SIONG KEE PILING CONSTRUCTION (PTE.) LTD | L5 | 2026-09-01 |
| SYSTEM FOUNDATION PTE LTD | L5 | 2027-11-01 |
| SYSTEM PILING PTE. LTD. | L1 | 2028-05-01 |
| TAEHWA GEOLOGICAL ENGINEERING PTE. LTD. | L1 | 2028-04-01 |
| TEAMBUILD ENGINEERING & CONSTRUCTION PTE. LTD. | L5 | 2026-07-01 |
| TECHNO CE PTE. LTD. | L1 | 2027-07-01 |
| THONHENG PILING AND CONSTRUCTION PTE LTD | L1 | 2028-04-01 |
| TOA CORPORATION | L5 | 2026-10-01 |
| UTRACO HOLDINGS PTE. LTD. | L1 | 2028-10-01 |
| UTRACO PTE. LTD. | L5 | 2028-12-01 |
| YEE HENG FOUNDATION PTE. LTD. | L6 | 2028-07-01 |
| ZAP FOUNDATION PTE. LTD. | L5 | 2026-10-01 |
| ZAP PILING PTE LTD | L6 | 2027-07-01 |
| ZHAO YANG GEOTECHNIC PTE LTD | L3 | 2027-03-01 |
| ATSUNEW GIKEN PTE. LTD. Not yet published | L1 | 2026-10-01 |
| DWL MACHINERY PTE. LTD. Not yet published | L1 | 2028-10-01 |
| FUCHI PTE. LTD. Not yet published | L1 | 2026-02-01 |
| GEOHAN PTE. LTD. Not yet published | L1 | 2026-05-01 |
| GERRICH INTERNATIONAL PTE. LTD. Not yet published | L1 | 2028-06-01 |
| GLOSTREXT TECHNOLOGY (S) PTE. LTD. Not yet published | L1 | 2028-12-01 |
| JF FOUNDATION PTE. LTD. Not yet published | L6 | 2026-04-01 |
| JPAC E & C PTE. LTD. Not yet published | L1 | 2028-11-01 |
| KT FOUNDATION PTE. LTD. Not yet published | L5 | 2027-10-01 |
| L E CONSTRUCTION & ENGINEERING PTE. LTD. Not yet published | L4 | 2027-08-01 |
| LEONG PILING PTE. LTD. Not yet published | L1 | 2028-12-01 |
| ST FOUNDATION PTE. LTD. Not yet published | L5 | 2028-12-01 |
| TUKSU ENGINEERING & CONSTRUCTION LTD. (SINGAPORE BRANCH) Not yet published | L5 | 2026-07-01 |