NAHREX Sdn. Bhd.
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Flowing Solutions. Global Impact. Water engineering, tubewell and water treatment specialists in Malaysia

Groundwater, water treatment and engineering solutions, from finding the source to keeping the system running.

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Company registration
202601027575 (1689671-U)
Professional Geologist
PG 1654
BEM Graduate Engineer
138626A
  • Groundwater
  • Filtration
  • Treatment
  • Automation

Engineering, water treatment and geoscience under one roof.

NAHREX brings together mechanical engineering, water treatment technology and geoscience expertise to support water resource needs, treatment systems and customer operations.

Vision
To be a leading water engineering company delivering sustainable, innovative and high-impact solutions in Malaysia and global markets.
Mission
To provide comprehensive water engineering solutions through technology, expertise and quality services for efficient, safe and sustainable water resource management.
Purpose
Better water. Lasting value.

Our expertise

Each service can be taken on its own or combined into a single design & build, EPC or consultancy package. Open a panel to see the full scope.

  • Electrical resistivity survey cable laid across a field

    Groundwater Exploration & Geoscience

    Assessment of groundwater resource potential.

    View scope
    • Hydrogeological study
    • Site investigation: soil, rock and sampling
    • Geophysical survey: ERI/ERT, seismic refraction and IP
    • Mapping: geology, GIS and spatial analysis
    • Data interpretation and technical reports
  • Tubewell drilling rig and crew at work on site, with casing and drill pipes laid out

    Tubewell Development & Rehabilitation

    From well design and drilling to testing, inspection and rehabilitation.

    View scope
    • Well planning and design
    • Coordination of drilling and well logging
    • Pumping tests and performance evaluation
    • Camera inspection up to 60 m, subject to project scope
    • Well flushing and rehabilitation
    • Air compressor and polypipe mobilisation, with technical reporting
  • Reverse osmosis treatment skid

    Water Treatment & Filtration

    Solutions tailored to water sources and operational requirements.

    View scope
    • Reverse osmosis (RO)
    • Ultrafiltration (UF)
    • Membrane bioreactor (MBR)
    • Multimedia filtration
    • Containerised modular treatment systems
    • Water quality data assessment
  • Pump control panel with touchscreen beside booster pumps

    Pumping, Piping & System Automation

    Moving, dosing and monitoring water, from the pump to the control panel.

    View scope
    • Pumping and piping systems
    • Automatic chemical dosing and chlorination
    • PLC and microcontroller control
    • SCADA and IoT monitoring
    • Panel supply and modification
    • Well pipe slot cutting
  • Engineers reviewing piping drawings and a 3D model

    Engineering Consultancy & Project Management

    Design, supervision and delivery planning for water projects.

    View scope
    • Engineering consultancy
    • Design and technical drawings
    • Site monitoring and technical supervision
    • Schedule planning and CPM
    • Tender and BOQ preparation
    • Multidisciplinary team coordination
  • Technician fitting a filter bag into a stainless steel filter housing

    Maintenance & Technical Services

    Keeping systems running.

    View scope
    • Pre-treatment tank cleaning
    • Bag filter servicing
    • Dosing system maintenance
    • Water treatment component inspection
  • Engineer reviewing a water treatment system drawing on a monitor, with stainless steel tanks and an FRP filtration skid behind

    Design, Manufacturing & Prototyping

    From design planning to working prototypes, with mechanical and electronic integration.

    View scope
    • Design planning and development
    • Manufacturing
    • Prototyping with mechanical and electronic integration
  • Two engineers inspecting a valve and pipeline on site

    SPAN Compliance Support

    Guidance and support for SPAN regulatory compliance requirements.

    Ask about SPAN compliance
Delivery models
Design & Build (D&B)
EPC
CPM scheduling
Tender & BOQ

Filtration Train

Water filtration and treatment equipment that NAHREX distributes.

  • Groundwater Well Systems

    Equipment to draw and monitor groundwater from wells.

  • Automatic Disc Filters

    Self-cleaning filters that remove sand and coarse particles.

  • Aeration Systems

    Add air to water to oxidise dissolved iron and manganese.

  • FRP Contact Vessels

    Corrosion-resistant vessels that give oxidation time to complete.

  • Media Filtration Systems

    Sand, multimedia and carbon filters that clarify water.

  • Ultrafiltration (UF)

    Membrane filters that remove fine particles and bacteria.

  • UV Disinfection Systems

    Chemical-free disinfection using ultraviolet light.

  • Cartridge Filters

    Replaceable 1–5 µm cartridges that catch fine particles.

  • Reverse Osmosis (RO)

    Membrane systems that remove dissolved salts and impurities.

  • Direct Cooling Make-Up Header

    Controlled water top-up for cooling systems.

Qualified people on every project.

Engineering and geoscience credentials registered with Malaysia's professional boards.

Portrait of Dr. Muhammad Saiful Islam bin Mohd Izra’ai

Dr. Muhammad Saiful Islam bin Mohd Izra’ai

Managing Director

Education
PhD & Master of Mechanical Engineering, UiTM
Registration
BEM Graduate Engineer 138626A
Quality & risk
ISO 13485:2016 Internal Auditor · ISO 14971:2019 Risk Management

Expertise

  • Mechanical engineering
  • Advanced manufacturing: CNC, stamping, lathe, 3D printing
  • Metal injection moulding and speed mixer
  • Design and development planning
  • OEM and project management
  • Machinery and tools trading
  • Advanced materials: Nitinol
  • Design, animation and drawing
  • Engineering equipment trading & commissioning
  • Medical devices

Water treatment & project delivery

  • RO, UF, MBR and multimedia filtration
  • Modular containerised treatment systems
  • Pumping and process systems
  • Tubewells and well rehabilitation
  • SCADA, automation and IoT
  • Design & build (D&B), EPC and CPM
  • Tender and BOQ preparation
Portrait of P.Geol. Ahmad Bukhari bin Hazmee

P.Geol. Ahmad Bukhari bin Hazmee

Professional Geologist, Technical Team

Education
Bachelor of Applied Science (Geoscience) with Honours, UMK, 2018
Registration
Professional Geologist, PG 1654
Field experience
Groundwater and geophysical surveys in Kelantan, Sabah and Sarawak

Expertise

  • Hydrogeology
  • ERI/ERT, seismic and IP surveys
  • Well logging, design and testing
  • Ground and rock investigation
  • GIS and mapping
  • Well registration
  • Pumping tests
  • General geological services
  • Technical reports

Product brands by NAHREX.

Equipment supplied under NAHREX's own brand names.

  • NAVESS fibreglass pressure vessels in several sizes
    NAVESS™Vessels and process tanks
    View models (5)
    • NAVESS™ StandardStandard FRP vessels · Ø 6"–13" · 4.6–110 L
    • NAVESS™ IndustrialIndustrial vessels · Ø 13"–24" · 97–427 L
    • NAVESS™ Large-CapacityLarge-capacity vessels · Ø 24"–80" · 427–5,910 L
    • NAVESS™ Discharge-PortOne-piece PE liner tank with discharge port · Ø 40"–80" · 1,042–5,910 L
    • NAVESS™ Side-PortSide-port vessels · made to order
  • NAFLUX multimedia filtration system with bag filter housing
    NAFLUX™Filtration systems
    View models (5)
    • NAFLUX™ ROReverse Osmosis
    • NAFLUX™ SWROSeawater Reverse Osmosis
    • NAFLUX™ UFUltrafiltration
    • NAFLUX™ PureChemical-Free Treatment
    • NAFLUX™ ProChemically Assisted Treatment
  • NAERO ultrafine bubble unit with inlet, venturi and outlet pressure gauges and an oxygen flow meter
    NAERO™Ultrafine bubble (UFB) technology
  • CIETRA compact hot and cold dispensers and a high-capacity floor-standing dispenser
    CIETRA™Water dispensers
    View models (2)
    • CIETRA™ C-320UCompact Hot & Cold Water Dispenser
    • CIETRA™ F-6010UHigh Capacity Floor Standing Water Dispenser

Work delivered.

Selected scopes of work we have delivered.

Water treatment & wells

Pre-treatment system servicing
Cleaning of a 600-gallon pre-treatment tank, automatic chlorine dosing system and bag filter servicing.
Tubewell flushing
Air compressor and polypipe mobilisation and demobilisation, with technical reporting.
Well inspection and rehabilitation
Camera inspection up to 60 m for one well; rehabilitation scope set by project requirements.

Site, supply & design

Tank site monitoring, Johor
Fill monitoring for tank site drilling and construction.
Well pipe supply
6-inch Class D SIRIM PVC pipes, with cutting, modification, slotting, transport and handling.
Consultancy and design
Consultancy, design and technical drawings for a client project.
NAHREX headquarters building with company signage, Bandar Puteri Bangi
Headquarters, Bandar Puteri Bangi

Discuss your project requirements.

Tell us about the site, the water source and what you need.

info@nahrex.com WhatsApp us
Headquarters
No. 6-1, Jalan Puteri 2A/6,
Bandar Puteri Bangi,
43000 Kajang, Selangor.
Warehouse
No. CR19, Kompleks Kubica,
Jalan Puteri 2A/7, Bandar Puteri Bangi,
43000 Kajang, Selangor.
Phone / WhatsApp
+60 10-316 5172
Registration
NAHREX Sdn. Bhd.
202601027575 (1689671-U)