DMG is a manufacturers’ representative for high quality Heating, Ventilating and Air Conditioning (HVAC) equipment and controls.

DMG specializes in three core areas for your business.

DMG managers, partners, and engineers

We offer seamless coverage from Northern Nevada throughout California to the Hawaiian Islands.

In 1988 DMG North began offering premium custom HVAC solutions to Northern California. Beginning with offices in the Bay Area and Sacramento, DMG North expanded the successful model utilized by our colleagues at the DMG Corporation. 
The DMG approach fosters working partnerships with consulting engineers, contractors, developers, and facility engineers & owners. We work together in the design, selection, and purchase of the right equipment for their projects. 
Our team of experienced sales engineers and technicians are ready to apply their knowledge in the design, application, and commissioning of custom and commercial mechanical equipment solutions. We’ve built systems utilizing Air Handling Units, chillers, boilers, fan coil units, VRF, and heat pumps. We’re able to deliver ventilation, controls, monitoring systems, and IAQ products to make buildings healthy and efficient. 
With our customers’ support, we have been able to bring our winning combination of superior product lines and great people to new locations in California, Nevada, and Hawaii. 
We look to bring the latest technology, the best talent and represent the top manufacturers available in our industry to provide innovative solutions for our customers’ HVAC needs. 


DMG offers a broad range of Products that can be applied in a range of Markets.

DMG works closely with all members of the planning and construction teams. Design engineers, mechanical contractors, controls contractors, owners/developers all come to a project with their unique goals and perspectives. 

How DMG helps get your project built:

Early design – designing custom equipment, selecting commercial equipment, and identifying controls solutions.

Coordination – 2D/3D CAD files, BIM, piping and wiring schematics, SOO development and review

Energy and system modeling – energy consumption and comparisons of systems, CFD analysis can provide 3D visualization of airflow and system performance

Project management – tracking equipment delivery, job walks, technical training for key individuals

Factory startup and commissioning – chillers, air handlers, boilers, lab valves, and VRF systems are commonly started up by our team or assisted by factory personnel

Owner training – facilities staff, end users, controls specialists

Warranty support – phone, email and onsite support for technical issues. Parts and equipment inventory at local warehouses for common items.


When mechanical systems go down, DMG is here to help you to get you back online quickly. 

Technical Support – email, phone, onsite support is available for all products sold by DMG.

Parts – OEM Parts for all products sold by DMG. Common items are locally stocked. 

Warranty – Not sure if your system is covered under warranty?

Here are some locally stocked items available at our DMG locations.

Packaged Rooftop Units
Water Source Heat Pumps
VAV Boxes
Fan Coil Units


Determining to repair or replace is often the hardest assessment to make.

Some systems are easy to provide direct replacements. Other systems might need to be rebuilt onsite. From small fan coil units to central station custom air handlers, we do it all. 

For More Details, Visit Our Products & Markets Pages