Mark is the most honest and reliable HVAC Contractor I have ever met!
Mark is professional and his workmanship speaks for itself. Having inherited an old gas furnace, we called Mark to help diagnose an issue with an inefficient burn. Unlike the installation company, before even attending, Mark spent a great deal of time on the phone with me patiently explaining and diagnosing the potential issue(s).
After the installation company refused to attend, despite being on warranty, Mark attended and immediately diagnosed and fixed the problem. He also identified numerous piping installation errors which he quickly rectified.
Mark has become my family's "Go-To" for all HVAC matters. Can't recommend him enough!