Service Areas
Horizon Homes serves Greater Portland and Southern Maine from our headquarters in Westbrook. We provide insulation, heat pumps, air sealing, and energy assessments to homeowners across the region.
Cities & Towns We Serve
Based in Westbrook, we serve homeowners throughout the Greater Portland metro area. Every community has unique housing stock and energy challenges. Select your city below to learn how we can help.
Portland, ME
Maine's largest city and cultural hub on Casco Bay
View Services →South Portland, ME
Coastal community with the Maine Mall corridor and Willard Beach
View Services →Westbrook, ME
Our home base on the Presumpscot River, a growing mill city
View Services →Scarborough, ME
Fast-growing town spanning coast to countryside along Route 1
View Services →Gorham, ME
University town with a village center and rapid residential growth
View Services →Falmouth, ME
Scenic Route 1 corridor community with older Colonial and Cape homes
View Services →Cape Elizabeth, ME
Coastal peninsula home to Portland Head Light and Fort Williams
View Services →Windham, ME
Lake-region gateway with lakefront cottages and newer subdivisions
View Services →What We Offer in Every Service Area
Every home we work on gets the same thorough, science-based approach regardless of location.
Insulation & Air Sealing
Dense-pack cellulose, loose-fill attic insulation, and professional air sealing to stop drafts and heat loss. We seal every penetration before insulating for complete coverage.
Insulation servicesHeat Pumps
Mini-split heat pump installation for year-round heating and cooling. High-efficiency systems that reduce your reliance on oil and propane.
Heat pumpsHigh-Efficiency Boilers
Gas and propane high-efficiency boiler installation and replacement. Modern condensing boilers that deliver more heat with less fuel and lower emissions.
High-efficiency boilersEvery Town We Serve
We serve homeowners throughout Southern Maine. Towns with dedicated pages are linked — select yours for local service details.