Prestamaju Holdings Sdn Bhd, formerly known as Usahasama Karisma Intan Pemb Prestamaju Sdn. Bhd., was incorporated in 1998 to provide turnkey design and construction services for wastewater treatment plants in Malaysia's domestic, agricultural, and industrial sectors. The company now specializes in the design and construction of sewage treatment plants, pumping stations, and force mains.
Prestamaju Holdings Sdn Bhd offers a range of solutions to wastewater treatment applications, depending upon the nature of the waste to be treated and the disposal route applicable for the effluent.
Prestamaju Holdings Sdn Bhd offers a range of wastewater treatment solutions tailored to the specific nature of the waste to be treated and the desired effluent disposal route. Processes range from anaerobic treatment of high-strength wastewater to aerobic treatment of medium-strength wastewater to membrane filtration systems for the production of ultra-high-quality effluents.
Prestamaju Holdings Sdn Bhd can design, construct, install, and commission wastewater treatment plants using the following processes:
  • Extended Aeration Activated Sludge (EA) process
  • Conventional Activated Sludge Process
  • Sequential Batch Reactor (SBR) process
  • Contact Stabilisation Process
In addition to the above processes, Prestamaju Holdings Sdn Bhd is also prepared and equipped to undertake active research into new processes for treating domestic, agricultural, and industrial waste, particularly palm oil and rubber effluent treatment as well as oily sludge in the petroleum industry.
The clients of Prestamaju Holdings Sdn Bhd comprise property developers as well as the National Sewerage Concessionaire, Indah Water Konsortium (IWK). The company has built more than 800 sewage treatment plants in the country since its inception in 1998, the smallest being 30 PE while the largest is of 210,000 PE, which was completed in August 2005.

List of On-Going Projects

# Scope of Work Work Category Name of Employer Contract Period Current Progression (%)
1 Design, Construct and Commissioning Of (I) Permanent Pumping Station (8,159PE) And Forcemain Discharge to IWK GKL D44 Main Sewer at Jalan Gombak Pumping Station Intra Alliance Consult Sdn Bhd 11 Months 85%
2 Build & Supply, Construct And Commissioning Of Water Pumping Station System Include Both Suction Tank & Elevated Water Tank at Rembau, Negeri Sembilan Suction Tank & Elevated Water Tank Taman Bunga Merlimau Sdn Bhd 15 Months 75%

List of Completed Projects

# Scope of Work Work Category Name of Employer Contract Period Actual Completion
1 Design, Construction, Completion, Testing, Commissioning, Handing Over Of Sewage Treatment Plant, Tnb Sub Station And Appurtenance Works For 35,000 PE (1st Module) Upgradable To A Maximum Of 140,000 PE For Cadangan Pembangunan Bercampur (Perniagaan Dan Industri) Kota Elmina. Sewage Treatment Plant Sime Darby Property Sdn Bhd 18 Months Jan-2023
2 The Construction And Completion Of Main Infrastructure Works (Roadworks, Road Side Drain, Junction 1 Main Access, Water Reticulation, Sewerage, Sewer Force Main, Sewerage Pumping Station, No.3, Street Lighting, Telecommunication Works, TNB Substation No.17 & SSu No 2) Pumping Station Vistamore Sdn Bhd 4 Months Jan-2023
3 Design and Build for Proposed Upgrading of Sewage Treatment Plant (Extended Aeration-Tank 4 – 51,500 Pe) For Mixed Development on Lot PT 44677 (KLR-275), Desa Parkcity, Mukim Batu, Kuala Lumpur Sewage Treatment Plant Perdana Parkcity Sdn Bhd 15 Months Jul-2022
4 Proposed Design, Construct, Testing and Commissioning of Proposed Intermediate Pumping Station and Required Ancillary Works on Part of Lot 32827 And Part of PT 32127, Bandar Ainsdale, Mukim Labu, Daerah Seremban, Negeri Sembilan Darul Khusus Pumping Station Sime Darby Property (Ainsdale) Sdn Bhd 12 Months Jun-2022
5 The Construction and Completion of Main Infrastructure Works and Appurtenance Works for Phase 2 (R11, R11A, R12A & R12B) At Bandar Bukit Raja Stage 2, Mukim Kapar, District of Klang, Selangor Darul Ehsan Pumping Station Vistamore Sdn Bhd 8 Months Mar-2022
6 Design & Build Turnkey Contract For Cadangan Menaiktaraf Loji Rawatan Kumbahan Sediada KLR 100 Taman Bukit Ria (5,540 PE), Kuala Lumpur Dan Cadangan Stesyen Pam Kumbahan (4,000 PE) Untuk Cadangan Pembangunan 1 Blok 47 Tingkat (793 Unit) Pangsapuri Servis Yang Mengandungi: 1) 8 Tingkat Podium Tempat Letak Kereta Termasuk Kemudahan Pangsapuri Servis 2) 39 Tingkat Pangsapuri Servis Dl Tingkat 8 Hingga 463) 1 Unit Pondok Pengawal Di Atas Lot 20000, Seksyen 90A, Jalan Pudu Perdana, Bandar Kuala Lumpur, Wilayah Persekutuan Kuala Lumpur STP & Pumping Station Titian Sama Sdn Bhd 14 Months Nov-2021
7 Cadangan Pembangunan Perumahan Di Atas Lot 5707-5711, 5719, 5727-5729, 1181 Dan 628, Mukim Labu, Daerah Seremban, Negeri Sembilan Darul Khusus Elevated Water Tank Primuncak Construction Sdn Bhd 7 Months Jul-2020
8 Proposed Design, Construct and Commissioning of Water Pumping System Included Both Suction Tank & Elevated Water Tank and Ancillary Works at Taman Lesung Batu Emas, Mukim Melaka Pindah, Daerah Alor Gajah, Melaka Elevated Water Tank Derau Emas (M) Sdn Bhd 10 Months 2020
9 Cadangan Pembangunan Di Atas Lot 887, 888, 890-896 (Fasa 1) Dan Lot 849, 853, 854, 862 – 866 Dan 7324 (Fasa 2), Mukim Bukit Katil, Daerah Melaka Tengah, Hang Tuah Jaya, Melaka Elevated Water Tank PDG Development Sdn Bhd 12 Months 2020
10 Proposed Development on Lot 3989 - 3995, Lot 3999 - 4001, Mukim Juasseh, Daerah Kuala Pilah, Negeri Sembilan Darul Khusu Elevated Water Tank Bukit Kenyalang Development Sdn Bhd 8 Months 2020

Key Personnel

  1. Joseph Yong Fan, Founder and Managing Director, is a Chemical Engineering degree holder with his Masters of Science in the field of Environmental Pollution Control.
  2. Ir Jesse Pok Boon Lek, General Manager, a Chemical Engineer by profession, has predominantly practised as an Environmental Engineer since 1996.
  3. Kenny Loh Poh Kei, Project Manager with over 30 years of experience in the construction industry. He has extensive experience in managing sewerage treatment plant projects, including upgrading existing plants and building new ones.
  4. Muhammad Hanif Bin Mohd Shah, Project Executive with over 5 years of experience in the construction industry. He has experience in managing a variety of projects, including upgrading sewerage treatment plants, building new ones, and installing sewer pipelines.
  5. Raja Haiqal Ariffarhan Bin Raja Ibrahim, Project Executive with over 7 years of experience in the construction industry, with a focus on sewerage treatment plant (STP) projects. He is also a certified OSH Coordinator and has experience working in confined spaces.