HVAC Efficiency and Innovation

We can provide complete heating, ventilation and air conditioning design and engineering solutions for your simple to complex HVAC needs. From a single building application to a multi-building campus, we will help you implement the industry’s latest and most efficient HVAC solutions in your construction or renovation application.

Our vast experience in large building HVAC projects and applications provides our clients an advantage in leveraging innovative, energy efficient and cost effective solutions on their projects.

Continuous process improvements to enhance the quality and delivery of our services.

In addition to satisfying objectives, our primary goal in every project is to maximize the profitability of our clients by integrating our expertise with the overall design to help each building achieve the optimal balance of construction cost, design integrity and energy efficiency to ensure maximum benefits to the stakeholders. You can trust us with your engineering project needs based on our experience, capabilities and portfolio of success.

Ready For Your Next Project


REX Engineering group is represented by more than 70 team members providing smart, integrated, multidisciplinary MEP and structural engineering solutions to create efficient buildings and empower our clients with the effective use of their capital investments.

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Mechanical Services


  • Heating, Ventilation & Air Conditioning Systems
  • Industrial Exhaust and Ventilation Applications
  • Environmental/Humidification Controls
  • Clean Room Environment Requirements
  • Special Laboratory Exhaust Systems
  • Energy Management
  • Energy Analysis
  • LEED Consultation
  • Building Automation Systems and Controls
  • Smoke Control/Exhaust
  • Under Floor Air Distribution
  • Radiant Heating and Cooling
  • Energy Modeling
  • Chiller & Boiler Plants
  • Geothermal Systems
  • Central Plants, Chiller and Boiler Plant Design
  • Passive Cooling System