W.H. Demmons W.H.

Rather than just design HVAC systems, W.H. Demmons is a full-service design-build-maintain company.

We work with our clients to create a customized HVAC solution, which we can then properly install. To ensure the system is operating at up-to-the-moment maximum efficiency, we will maintain the HVAC unit(s) using cutting-edge control systems. If anything goes wrong, we’ll immediately know about it and dispatch a technician.

Process cooling system

For many of our clients, it’s vital that their HVAC units operate according to very specific parameters – even a few degrees difference could result in drastic financial losses – which is why we offer a broad range of state-of-the-art HVAC services. We seek to exceed client expectations, by utilizing the expertise and experience of our highly trained engineers and technicians.

We service:

  • Residential properties
  • Commercial businesses
  • Industrial assets
  • Marine industries

We have provided clients around the world with customized HVAC solutions. From France to Mexico, Maine to California, we will travel to accommodate our clientele, and with our control systems in place to maintain post-production efficiency, we’ll know the moment anything goes wrong.

HVAC services include:

  • Monitoring and servicing of control systems
  • Cooling and heating systems
  • Air distribution systems
  • Refrigeration systems
  • Hydronic systems
  • Water source heat pumps
  • Air and water balancing
  • Oil piping & gas piping
  • Preventative maintenance
  • Sales & installation for replacement of (or additions to) existing systems

Ready to get started on your next project?

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