A family company building water works
Independent since 1990.

The company
Usaha Pammek at a glance
- Registered name
- Usaha Pammek Sdn. Bhd.
- Registration no.
- 199001001209 (192770-W)
- Incorporated
- 24 January 1990
- Head office
- 31, Persiaran Kilang Pengkalan 22, Kawasan Perindustrian Pengkalan Maju, 31500 Lahat, Perak
- CIDB
- Grade G7, categories B, CE and ME (1960708-PK002554)
- Licences
- SPAN Class C1 for water supply and for sewerage; Ministry of Finance registered
- Certification
- ISO 9001:2015 quality management and ISO 37001:2016 anti-bribery management
- Work
- Water treatment plants, pumping stations and mains, flood mitigation M&E, sludge and residual facilities, desalination, leachate treatment and sanitary landfills
- Record
- 40 projects, RM 367,749,472.51 combined, RM 166.5m in progress
People
Led by the founding family
- Chang Mew KeeFounder
- Dr. Chang Kok WengManaging Director (PhD, project management)
- Yong Kam MingProject Advisor, mechanical and engineering
- Leong Kam SengHead of Department, mechanical and engineering
- Md Asyraff bin IbrahimConstruction Manager, civil engineering
- Chang Kok FooHead of Department, chlorine
- Mohd Nazrul bin Mat NoorSafety and Health Officer (MSc, civil engineering)
- Muhammad Zikri bin Md HusinQuantity Surveyor
How we work
The people who size the plant are the people who build it
Decisions made on site
Managers decide cost and schedule on site.
One team with the client
Side by side, problems seen early.
People who stay
The engineers who start a job finish it.
Integrity
ISO 9001 and ISO 37001 certified.
Licences and certificates
| Licence | Issued by | Number | Valid to |
|---|---|---|---|
| CIDB registration (PPK), Grade G7 | CIDB | 1960708-PK002554 | Jun 2027 |
| Government works procurement certificate (SPKK), Grade G7 | CIDB | 1960708-PK002554 | Jun 2027 |
| SCORE certificate | CIDB | 1960708-PK002554 | Jan 2028 |
| Ministry of Finance registration | Kementerian Kewangan Malaysia | K11711357393883 | Jul 2027 |
| SPAN Class C1, water supply (bekalan air) | SPAN, water services industry | SPAN/EKS/(PT)/800-2C/1/98/13 | Jul 2029 |
| SPAN Class C1, sewerage (pembetungan) | SPAN, water services industry | SPAN/EKS/(PT)/800-2C/1/98/13 | Jul 2029 |
| ISO 9001:2015 quality management | LMS | MY240103016 | Jan 2027 |
| ISO 37001:2016 anti-bribery management | PSV | ASCB 4148539 | Oct 2026 |
| Company registration | Suruhanjaya Syarikat Malaysia | 192770-W | – |
CIDB G7 categories
- B: Building
- B04, B14, B24, B27
- CE: Civil engineering
- CE01, CE02, CE06, CE08, CE20, CE21, CE36, CE39
- ME: Mechanical and electrical
- M01, M02, M15, M19, M22, M23
Registrations and memberships
CIDB Grade G7
SPAN Class C1
ISO 9001:2015
Ministry of Finance
Suruhanjaya Tenaga
Tenaga Nasional
Malaysian Water Association
SME Corp Malaysia
MITI
Equipment suppliers we work with
- Pumps
- Ebara, Sismat, Pumpfield, Ipoh Hydrotech
- Chlorination and treatment
- De Nora Water Technologies, Evoqua Water Technologies, Euro Hi-Tech
- Instruments and controls
- Endress+Hauser, Hach, Arachem, DP Controls, Cactus Automation
- Valves
- AVK, VAG, OKM
- Pipe and fittings
- Pau Tatt Water Pipe, Paramount Link
Milestones
Thirty-six years, plant by plant
Usaha Pammek Sdn Bhd incorporated on 24 January as a mechanical, electrical and civil construction company.
Reverse osmosis desalination plant at Pulau Omadal, Semporna, completed.
Sungai Udang sanitary landfill and leachate plant, Melaka, completed.
LRA Kg. Jong water treatment plant, Gerik, completed.
Rimba Mas sanitary landfill, Perlis, completed.
Seluyut suction tank and pump house, Papan leachate plant and Bukit Tagar Phase 3 landfill completed.
Sludge facilities at LRA Palong Timur, Tenggaroh and Panchor completed. Package desalination plants in Sarawak.
LRA Panchor and LRA Grisek sludge packages, the SSWTC and the Bukit Tagar leachate plant upgrade completed.
Floridablanca Enviro Park leachate plant, Philippines, and Sungai Dua WTP process units completed.
LRA Bukit Chupak, LRA Ngoi-Ngoi 2, Bernam residual facilities and Kelau Dam completed. Flood works in Klang, Kuantan, Pekan and Temerloh under way.
Work with us
Tendering a water, flood or leachate package?
Send the scope. We reply with a programme and a price.
Send an enquiry