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' Geothermal, HVAC / Controls and Roofing divisions focus on energy efficient designs customized to reduce your energy costs


Roofing Portland ME

With the energy-efficient products of Demmons Roofing, Portland, ME, business owners and residents enjoy lower energy bills year after year. As the oldest business unit of W.H. Demmons Inc., Demmons Roofing has been installing quality commercial roofs since 1914. We specialize in energy efficient designs that will reduce costs to commercial and high-end residential customers. We offer same day service on most leaks and provide service to many local property managers and business owners.

Our construction staff offers installation of quality commercial roofing materials. In 2007 and 2008, our company received the "Master Contractor" Quality Award, winning applicator of Duro-Last "Cool Roof" membrane, as well as Firestone Building Products EPDM and UNA-CLAD roofing systems.

We understand the importance of using the right equipment to ensure a superior product and strive to remain on the cutting edge of technology. Our company is dedicated to completing projects on time and on budget.

We use the "State of Art" Quadro + Pan Forming Machine from Schlebach to make more profiles, than any other product, with compressed changeover times of 30 seconds to 10 minutes. It's the only roof panel machine that creates panels for all applications from industrial to light commercial to residential.

Why choose metal roofing? Portland, ME businesses, government buildings, and residences have cut energy costs to the tune of $25,000 a year. Some of local projects include YMCA Portland, Cascon Office Building in Yarmouth, Animal Neurological Clinic in Scarborough, Kennebunk Sewer District, in Kennebunk, as well as numerous residential projects. If you're looking to add your business to our list of local jobs, give us a call today!

W.H. Demmons Roofing is a Duro-Last Master Contractor
Learn Why We Are Proud To Use Duro-Last Cool Roofs


The WH Demmons' Schlebach Quadro Plus Panel Forming Machine
  UL listed roof panels
  LEED credits for onsite custom manufacturing
  Finish Warranty of up to a 35 years


Let us manufacture your next roof at your job site!



View Demmons Roofing Projects
Click to view slide show of Demmons Roofing

  Roofing Services
Installation and service of the following systems:
  Duro-Last Cool Roofs
  Firestone EPDM roofing systems for low slope roofs.
  UNA-CLAD standing seam metal roofs
  Authentic Slate
  Tar and gravel
  Flat seam copper, aluminum, and galvanized metal roofs
Historic restoration
Skylight installation
Roof Curb installation for HVAC units
Patch leaks. Same day service on most leaks
Snow Extraction. ***Roof leaks and premature deterioration of roofs may be caused by ice dams. Learn more about preventing ice dams***
   
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W.H. Demmons, Inc. | 93 Warren Avenue | Portland, Maine 04103 | 207-797-7468 | www.whdemmons.com