W.H.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 »
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 »
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 »
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 »
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 »
Dear Doug,On behalf of everyone at Portland Stage we wish to express our sincere appreciation for your Take a Breath Season Sponsorship in the amount of $7,500. Your tax-deductible gift is critical... read more »
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As featured in the Bangor Daily News With health officials telling businesses to circulate as much clean, outside air as possible inside buildings as employees and customers return, the head of... read more »
Dear Valued Customer, During these trying times due to the COVID-19 Coronavirus we hope our customers, their employees, and families are all safe and healthy. We, at WH Demmons are fortunate to... read more »
WH Demmons, Inc. working with Szanton Company, a local property owner and Efficiency Maine was able to secure $29,715.00 of incentive money through Efficiency Maine’s Custom Program by engineering... read more »
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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