| 1 | SUMITOMO CHEMICAL SINGAPORE PTE LTD | SANKYU | MECHANICAL WORK | 25-05-2017 TO 20-07-2017 |
| 2 | HYFLUX 6TH WASTE TO ENERGY PLANT | MITSUBISHI HEAVY INDUSTRIES LTD | MECHANICAL WORK | 01-01-2019 TO 31-06-2019 |
| 3 | KURARAY ASIA PACIFIC PTE LTD- SAKARA | AKOH WELFIT ENGINEERING PTE LTD | MECHANICAL WORK | 01-10-2019 TO 30-10-2019 |
| 4 | KEPPEL MERLIMAU COGEN-KMC | AKOH WELFIT ENGINEERING PTE LTD | MECHANICAL WORK | 01-01-2019TO 07-04-2019 AND 10-09-2019 TO 20-10-2019 |
| 5 | SEMBCORP INDUSTRIES LTD -SUT | AKOH WELFIT ENGINEERING PTE LTD | MECHANICAL WORK | 14-10-2019 TO 20-11-2019 |
| 6 | ASAHI KASEI PLASTIC PTE LTD (JURONG ISLAND) | HITACHI PLANT CONSTRUCTION LTD | MECHANICAL WORK | 01-12-2019 TO 15-01-2020 |
| 7 | SINGAPORE REFINING COMPANY (JURONG ISLAND) | HITACHI PLANT CONSTRUCTION LTD | MECHANICAL WORK (FILTER INSTALLATION) | 15-07-2020 TO 15-09-2020 |
| 8 | AFTON CHEMICALS (JURONG ISLAND) | UTOC ENGINEERING PTE LTD | CIVIL WORK & MECHANICAL WORK | 01-09-2020 TO 30-04-2021 |
| 9 | ASAHI KASEI PLASTIC PTE LTD (JURONG ISLAND) | HITACHI PLANT CONSTRUCTION LTD | CIVIL WORK & MECHANICAL WORK | 20-10-2020 TO 30-11-2020 |
| 10 | SEMBCORP (SUT) (JURONG ISLAND) | HITACHI PLANT CONSTRUCTION LTD | MECHANICAL WORK | 15-11-2020 TO 31-12-2020 |
| 11 | ASAHI KASEI SYNTHETIC RUBBER SINGAPORE PTE LTD (JURONG ISLAND) | HITACHI PLANT CONSTRUCTION LTD | MECHANICAL WORK(EQUIPMENT INSTALLATION AND PIPING WORK) | 05-01-2021 TO 15-02-2021 |
| 12 | YTL POWER SERAYA PTE LTD (JURONG ISLAND) | HITACHI PLANT CONSTRUCTION LTD | MECHANICAL WORK (PIPING WORK) | 01-04-2021 TO 30-04-2021 |
| 13 | SHELL EASTERN PETROLEUM PTE LTD - BUKOM ISLAND | UTOC ENGINEERING PTE LTD | MECHANICAL WORK (PIPING WORK) | 01-05-2021 TO 30-06-2021 |
| 14 | KEPPEL MERLIMAU COGEN POWER PLANT (JURONG ISLAND) | HITACHI PLANT CONSTRUCTION LTD | MECHANICAL WORK | 01-06-2021 TO 30-06-2021 |
| 15 | ASAHI KASEI PLASTIC PTE LTD (JURONG ISLAND) | HITACHI PLANT CONSTRUCTION LTD | CIVIL WORK & MECHANICAL WORK | 15-05-2021 TO 15-07-2021 |
| 16 | SHELL CHEMICALS SERAYA PTE LTD (JURONG ISLAND) | UTOC ENGINEERING PTE LTD | MECHANICAL WORK (PIPING WORK) | 01-07-2021 TO 31-08-2021 |
| 17 | NIKKO CHEMICALS PTE LTD (JURONG ISLAND) | HITACHI PLANT CONSTRUCTION LTD | CIVIL AND PAINTING WORK | 01-08-2021 TO 30-09-2021 |
| 18 | BASF CHEMICAL PLANT (JURONG ISLAND) | ROTARY ENGINEERING PTE LTD | MECHANICAL WORK (PIPELINE INSTALLATION AND PIPE SUPPORT INSTALLATION,EQUIPMENT INSTALLATION WORK) | 01-08-2021 TO 31-01-2022 |
| 19 | BASF CHEMICAL PLANT (JURONG ISLAND) | OGSP ENGINEERING PTE LTD | MECHANICAL WORK (PIPELINE INSTALLATION AND PIPE SUPPORT INSTALLATION,EQUIPMENT INSTALLATION WORK) | 01-09-2021 TO 30-11-2021 |
| 20 | DUPONT (JURONG ISLAND) | HAI LECK ENGINEERING PTE LTD | CIVIL WORK | 01-10-2021 TO 15-11-2021 |
| 21 | ASAHI KASEI SYNTHETIC RUBBER SINGAPORE PTE LTD (JURONG ISLAND) | HITACHI PLANT CONSTRUCTION LTD | MECHANICAL WORK(PAINTING WORK,PLATFORM WORK,EQUIPMENT INSTALLATION AND PIPING WORK) | 08-01-2022 TO 15-02-2022 |
| 22 | SEMBCORP(SUT)(BANYAN AVE JURONG ISLAND) | HITACHI PLANT CONSTRUCTION LTD | CIVIL WORK & MECHANICAL WORK | 15-02-2022 TO 31-03-2022 |
| 23 | ARKEMA SYMPHONY PLANT (JURONG ISLAND) | ROTARY ENGINEERING PTE LTD(REI) | MECHANICAL WORK (PIPE SUPPORT INSTALLATION,EQUIPMENT INSTALLATION WORK) | 15-02-2022 TO 15-04-2022 |
| 24 | ASAHI KASEI PLASTIC PTE LTD (JURONG ISLAND) | HITACHI PLANT CONSTRUCTION LTD | CIVIL WORK | 28-04-2022 TO 10-05-2022 |
| 25 | HAI LECK WORKSHOP (47, TUAS SINGAPORE) | HAI LECK ENGINEERING PTE LTD | CIVIL WORK | 16-03-2022 TO 15-05-2022 |
