The Best Home Solar in Winthrop, ME

Compare the highest-rated home solar professionals in Winthrop, Maine. All contractors are licensed, insured, and verified through our rigorous screening process.

#1

ReVision Energy

4.8
(250 reviews)
Verified

A leading, employee-owned solar installer in the Northeast with a strong commitment to Maine communities. They offer a full-service approach from initial consultation and system design to installation, maintenance, and financing. Known for high-quality workmanship and deep expertise in both grid-tied and battery storage solutions.

(Their primary Maine location, serving Winthrop) 45 Washington St, Portland, ME 04101

Specialties & Features

Residential solar installation
Battery storage systems
Energy efficiency assessments

Business Information

Years in Business:20 years
Licensed:Yes
Insured:Yes
#2

Sundog Solar

4.7
(80 reviews)
Verified

A highly-rated local Maine company known for personalized service and expertise in custom residential solar projects. They handle everything from design to permitting and installation, with a focus on both grid-tied and off-grid systems. They are praised for their customer education and post-installation support.

(Serves the Winthrop area from their base) 1221 Roosevelt Trail, Unit #3, Windham, ME 04062

Specialties & Features

Off-grid solar solutions
Solar system design and consultation
Solar panel maintenance and repair

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
#3

Evergreen Home Performance

4.6
(150 reviews)
Verified

While they are a comprehensive home performance company, their solar division is robust and well-regarded. They take a whole-home approach, often integrating solar with other energy efficiency upgrades like insulation and heat pumps. This makes them an excellent choice for homeowners looking to maximize their energy savings holistically.

(Serves Winthrop from their central Maine location) 20 Perkins St, Auburn, ME 04210

Specialties & Features

Residential solar installation
Energy efficiency assessments
Solar financing and leasing options

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes

Why These Are the Top Home Solar Contractors in Winthrop

** The home solar market in Winthrop, Maine, is served by a mix of well-established regional leaders and specialized local contractors, primarily based in the greater Augusta, Lewiston/Auburn, and Portland areas. The market is of high quality but moderately competitive, with a few key players dominating the service area. Homeowners in Winthrop benefit from Maine's strong net metering policies and available federal tax credits, which significantly reduce the net cost of installation. Typical pricing for a residential solar system in this region ranges from **$15,000 to $35,000+** before incentives, depending on system size (typically 5kW to 12kW), roof complexity, and the inclusion of battery storage. The trend is increasingly towards systems that include battery backup (like the Tesla Powerwall or Generac PWRcell) to provide resilience during power outages, which are common in rural Maine. Most reputable companies offer a variety of financing options, including loans, leases, and Power Purchase Agreements (PPAs), to make solar more accessible.

High Ratings

4.7+ star average from verified customer reviews

Fully Licensed

All contractors are properly licensed and insured

Proven Experience

10+ years average experience in the industry

Local Experts

Familiar with Winthrop regulations and climate

Frequently Asked Questions About Home Solar in Winthrop

Get answers to common questions about home solar services in Winthrop, Maine.

1How does Winthrop's snowy climate and shorter winter days affect solar panel production and system design?

While winter production is lower due to snow cover and reduced daylight, modern systems are designed for this. Panels are installed at a steeper angle (often 35-45 degrees) to help snow slide off more easily and to optimize year-round sun capture. Importantly, Maine's long summer days with high sun angles lead to excellent production from spring through fall, which typically offsets winter dips, and net metering with Central Maine Power (CMP) credits you for surplus energy sent to the grid during these productive months.

2What are the specific costs, incentives, and financing options for solar in Winthrop, ME?

The average home solar system in Maine costs between $15,000 and $25,000 before incentives. Crucially, you are eligible for the 30% federal solar tax credit, and Maine offers a strong net metering policy with CMP. There are no additional state tax credits, but many local providers offer financing like solar loans or leases. The combination of upfront incentives and long-term savings on your CMP bill typically results in a payback period of 8-12 years in our region.

3What local permits and regulations do I need to navigate for a solar installation in Winthrop?

Installing solar in Winthrop requires an electrical permit from the town's Code Enforcement Office and interconnection approval from Central Maine Power (CMP). Winthrop does not have a specific solar ordinance, so standard building codes apply, but it's always wise to confirm with the town regarding any zoning considerations, especially for ground-mounted arrays. Your chosen, reputable installer will typically manage this entire permitting and interconnection process for you.

4How do I choose a reliable solar provider serving the Winthrop area?

Look for Maine-based solar companies with extensive experience installing in the local climate. Verify they are licensed (Maine Electrician's License) and insured, and ask for references from recent installations in Kennebec County. A trustworthy provider will offer a detailed production estimate specific to your home's orientation and Winthrop's weather patterns, handle all CMP paperwork, and provide clear warranties on both equipment and workmanship.

5Will solar panels work reliably during a Maine power outage, and how does net metering work with CMP?

Standard grid-tied systems shut off during an outage for safety. To have backup power, you must pair your panels with a dedicated solar battery storage system. Regarding net metering, CMP's program credits you at the full retail rate for every kilowatt-hour your system exports to the grid. These credits roll over month-to-month, allowing you to build up a "bank" of credits in sunny months to offset your usage during less productive winter months, maximizing your annual savings.