Engineering Excellence in M&E and ACMV Systems

Specializing in Mechanical & Electrical Engineering, Sales & Services of Air-Conditioning & Mechanical Ventilation Systems

WHO WE ARE

DEREX Holding Sdn. Bhd.
Established in 2010 and headquartered in Malaysia, DEREX Holding Sdn. Bhd. has grown into one of Southeast Asia’s trusted providers of integrated building systems solutions. Backed by over 28 years of expertise in Air Conditioning & Mechanical Ventilation (ACMV) and Mechanical & Electrical (M&E) engineering, we combine technical excellence with innovative practices to deliver projects that meet both national and international standards.

As a CIDB GRADE 7 certified engineering and construction firm, we are fully equipped to undertake large-scale, complex, and nationally strategic projects. Our strength lies in providing end-to-end solutions—from conceptual design and technical advisory, to construction management, system integration, and ongoing facility operations.

Innovate. Build. Inspire.

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01.

Industrial ACMV

  • HVAC System Design and “As-Built”Verification
  • Plans Building System Commissioning
  • HVAC Plumbing

02.

Commercial ACMV System Testing and Certification

  • Air Conditioning
  • Ventilation & Exhaust Duct
  • Controlled Areas HVAC Chilled System

03.

AC Service, Maintenance & Contract

  • HVAC Chilled System Service & Maintenance
  • Air Conditioning VRF System Service Maintenance
  • HVAC Ventilation System Duct Cleaning Service

Why Choose Us

Proven Expertise. Trusted Solutions. Lasting Value

Industry-Leading Expertise & Credentials

With over 28 years of ACMV experience and CIDB GRADE 7 certification, we bring proven technical authority and ISO-compliant delivery to every project.

Full-Cycle Integrated Solutions

Our one-stop services—from design to maintenance— simplify coordination, reduce risks, and maximize efficiency throughout the building lifecycle.

Global Strategic Alliances

By partnering with international suppliers, financial institutions, and subcontractors, we deliver resource-optimized, innovative solutions that meet global standards in quality, cost, and timelines.

Commercial Projects
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Residential Projects
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Awards & Achievements

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OUR PROJECTS

Proven Track Record in Engineering & Construction Excellence