Areas of Expertise

DMI has energy consulting experience in a wide variety of environments, specializing in medium and large commercial, industrial, and institutional facilities. The following is a listing of the areas where we have helped our clients identify, analyze, and implement energy conservation measures by employing specialized equipment selection, system configuration, and advanced control strategies.

Please select from one of the areas shown below for more details.

Waterside HVAC

DMI has an extensive knowledge of waterside HVAC systems. These systems are found in almost all building types and can provide air heating and cooling, domestic hot and cold water, and process water. The systems can include the following equipment depending on facility type:

  • Chillers and Chilled Water Systems
  • Boilers, Steam, and Hot Water Systems
  • Cooling Towers, Condensers, and Fluid Coolers
  • Pumping Systems
  • Ground- and River/Lake-Source Heat Exchangers

DMI may recommend the following energy conservation measures for Waterside HVAC systems:

  • High-Efficiency Equipment
  • Pre-heat of Domestic Hot Water
  • Variable Frequency Drives
  • Group Loop Pumping

Airside HVAC

DMI makes recommendations for improved airside HVAC equipment efficiency. Our Airside HVAC knowledge includes, but is not limited to, the following equipment:

  • Commercial HVAC Systems
  • Rooftop Units and Air Handlers
  • Water-Source and Heat Pump Systems
  • Unitary Equipment

DMI may recommend the following energy conservation measures related to airside HVAC systems:

  • Variable Frequency Drives
  • Demand-Controlled Ventilation
  • Energy Recovery Exhaust System
  • Dual-Enthalpy Economizers


DMI recommends advanced control settings in the following areas:

  • Specialized Air and Water Temperature Control
  • Air- and Water-Side Economizers (Free Cooling)
  • Demand-Controlled Ventilation
  • Variable Frequency Drives
  • Energy Management Systems

Building Shell

Building shell design is important to the overall building energy performance. DMI analyzes the following building envelope designs:

  • Building Orientation
  • Window Glazing
  • Insulation
  • Air Barrier


Refrigeration systems account for a large portion of a facility's energy use. DMI specializes in optimizing the refrigeration systems for many different facility types, including:

  • Commercial Refrigeration (Supermarkets)
  • Refrigeration in Food Processing and Cold Storage Facilities
  • Ice Rink Refrigeration

Industrial Processes

Industrial processes make it easier and more economical for society to use or create a material on a large scale. In order satisfy those requirements, the processes need to be efficient. DMI specializes in optimizing the efficiency of many types of industrial processes, including the following:

  • Industrial Fans
  • Industrial Pumping Systems
  • Process Cooling
  • Compressed Air Systems
  • Injection Molding and Thermoforming
  • Metalworking Processes
  • Industrial Mixing and Slurry Agitation
  • Wastewater Treatment and Municipal Water Supply

Special Facility Types

DMI has provided efficient design recommendations for the unique systems of many facility types, including:

  • Printing, Dyeing, and Pigment Manufacturing
  • Pulp and Paper Manufacturing
  • Research Laboratories
  • Semiconductors and Cleanroom Facilities
  • Food Processing
  • Pharmaceutical Research and Manufacturing
  • Hospital and Health Care Facilities
  • Institutional, Governmental and Academic Campus Facilities
  • Commercial Office Space
  • Indoor Horticulture Facilities

Lighting and Motors

Lighting fixture and motor selection has a large impact on building energy use. Many utilities now offer incentives for high-efficiency lighting fixtures to mitigate the initial cost. DMI analyzes savings associated with the following lighting and motor designs:

  • Efficient Lighting Fixtures
  • Lighting Controls
  • Premium Efficiency Motors
  • Electronically Commutated Motors (ECMs)

DMI recommends installing the following lighting fixtures and controls to reduce overall energy use:

  • High-performance T5 fixtures
  • LEDs
  • Occupancy Sensors
  • Daylight dimming systems
  • Time-of-day controls

Labs and Data Centers

DMI provides energy consulting for labs and data centers. Clean-rooms, uninterruptible power supply centers, large-scale data centers, telecommunications centers, and server farms all involve rigorous control of ventilation, fire protection, and security systems. Energy use is typically high in these facility types due to the various heat loads. These centers benefit significantly from our energy consulting services and reduce their energy costs.