W.H.Posted January 24, 2024 WH Demmons partners with Sheridan Corporation and Seashore Trolley Museum on Designing and Installing another energy efficient Geothermal HVAC System for their new Model Railroad Building!
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W.H. Demmons in the News
Posted March 3, 2023 A Fierce Force: A Profile of Roofing Project Manager Melissa Hall
Melissa Hall, Roofing Project Manager Roofing Project Manager Melissa Hall likes to joke that she’s not happy unless her hair is on fire. On any given day, her phone will start ringing at... read more »
Posted September 26, 2022 Maine Chapter of NAWIC to Host Career Days
W.H.Demmons to support the Maine Chapter of National Association of Women in Construction as they host their first ever Career Days for High School students. Melissa Hall, a Project Manager at... read more »
Posted September 13, 2022 Women in Construction
Melissa, a project manager for the roofing division at W.H.Demmons (located in Portland, Maine), just celebrated her one year anniversary with the company! W.H.Demmons has been in business for 109... read more »
Posted June 1, 2022 Do Air Purification Systems Actually Work?
At WHDemmons, one of our top goals of 2022, is to start spreading more awareness about our Air Purification systems. By having these systems installed in offices, homes and commercial buildings, our... read more »
Posted February 1, 2022 THE BENEFITS OF WHITE ROOFS
W.H. Demmons, Inc. The Only Roofing Contractor in Maine with their own Professional Engineers White Roofs have become more popular over the last decade; however, a handful of myths still... read more »
Posted May 10, 2021 Guide to expensing HVAC costs
Heating, ventilation, and air conditioning (HVAC) replacement costs can be significant expenses for businesses that own or lease real estate. Find out about how to distinguish between deductible... read more »
Posted May 4, 2021 Thank you from Good Sheperd Food Bank of Maine
Dear Friends, Thank you for joining our community of loyal and generous donors. It has been heartwarming to see so many Mainers coming together to help as we respond to the spread of the... read more »
Posted April 6, 2021 Thank you from ASHRAE
Dear Mr. Martin:Thank you for your recent investment supporting the ASHRAE Learning Institute(ALI). It is through financial leadership and support like yours that this programremains a successful... read more »
Since 1914 Energy Solutions Specialists
For more than a century, W.H. Demmons has been engineering energy solutions for customers across the globe. Every room, every building, every campus - we listen to our clients, we work within their confines, and we deliver observable results. At W.H. Demmons, we are saving you money all year long. All you have to do is contact us.
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