W.H. Demmons in Portland, Maine designs-builds-maintains energy efficient building systems including HVAC, Controls, Geothermal Heating and Cooling, Duro-Last White Roofs, Metal Roofs & more.
W.H. Demmons, Inc. meets all your HVAC, Geothermal and Roofing needs

W.H. Demmons prides itself on its highly trained staff dedicated to designing, installing and maintaining energy efficient building systems


W.H. Demmons Emergency Contact Information


HVAC / REFRIGERATION EMERGENCY SERVICE

Normal Business Hours: Call 207-321-5870
After Hours: Call 207-321-5871

 

Roofing Service

Normal Business Hours: Call 207-321-5870
After Hours: Call 207-321-5871
W.H. Demmons, Inc. | 93 Warren Avenue | Portland, Maine 04103 | 207-797-4886 | www.whdemmons.com