The Best Home Solar in Portland, ME

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

#1

ReVision Energy

4.8
(450 reviews)
Verified

ReVision Energy is a regional leader and employee-owned B-Corp, widely recognized as one of the top solar installers in New England. They offer a comprehensive, full-service approach from initial consultation and system design to installation, maintenance, and financing. Their expertise is particularly strong in complex installations and cutting-edge technology like battery storage.

142 Presumpscot St, Portland, ME 04103

Specialties & Features

Solar
Battery Storage Systems
Energy Efficiency Assessments
Off-Grid Solutions

Business Information

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

Maine Solar Solutions

4.7
(180 reviews)
Verified

A locally-owned and operated company dedicated solely to the Maine market. They have built a strong reputation for quality craftsmanship and personalized customer service. They are well-versed in Maine-specific incentives and offer a range of financing options to make solar accessible.

108 US Route 1, Saco, ME 04072 (Serves Portland metro)

Specialties & Features

Residential Solar Installation
Grid-Tied Systems
Solar Financing
Leasing

Business Information

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

Sundog Solar

4.6
(90 reviews)
Verified

A reputable, veteran-owned local business known for its straightforward and professional service. Sundog Solar focuses on high-quality system design and installation for both residential and commercial clients. They are certified installers for major brands and emphasize education and transparency throughout the process.

33 Mill St, Suite 201, Lewiston, ME 04240 (Serves Portland metro)

Specialties & Features

Solar Panel Installation
Repair
Battery Storage Installation
Solar System Design

Business Information

Years in Business:10 years
Licensed:Yes
Insured:Yes

Why These Are the Top Home Solar Contractors in Portland

** The home solar market in Portland, Maine, is mature and highly competitive, characterized by a few established regional leaders and several strong local specialists. The overall quality of service is high, as companies must navigate Maine's specific climate, incentive structures, and interconnection rules. Competition is robust, which benefits consumers through competitive pricing and a strong focus on customer service. Portland and Maine offer favorable conditions for solar, including state-level incentives like net energy billing (NEB) and federal tax credits. The market has a strong focus on battery storage integration due to the desire for energy resilience during power outages, which are not uncommon in the region. Typical pricing for a residential system before incentives is highly variable but generally ranges from **$18,000 to $35,000**, heavily dependent on system size, panel quality, and the inclusion of battery storage. The presence of several reputable, long-standing companies ensures that homeowners have access to expert guidance on financing, leasing, and navigating available incentives.

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 Portland regulations and climate

Frequently Asked Questions About Home Solar in Portland

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

1How effective are solar panels in Portland, Maine, given our long, snowy winters and shorter daylight hours?

Solar panels are very effective in Portland. While winter days are shorter, panels actually operate more efficiently in cold weather, and snow often slides off angled panels, allowing them to continue producing. Maine's high electricity costs and excellent summer sun make for a strong annual production and financial return, with systems typically designed to generate significant power year-round.

2What is the average cost for a home solar installation in Portland, and what incentives are available to reduce it?

A typical residential system in Portland costs between $15,000 and $25,000 before incentives. Crucially, Maine homeowners benefit from a 30% federal tax credit, and the state's Net Energy Billing (NEB) program provides valuable bill credits for excess power sent to the grid. Portland-specific programs or financing through Efficiency Maine Trust can further improve affordability.

3Are there any local permitting or regulatory hurdles for installing solar in Portland, ME?

Yes, you must navigate local and utility requirements. Portland has its own building and electrical permit process through the Planning & Development Department. Additionally, Central Maine Power (CMP) has specific interconnection requirements for grid-tied systems. A reputable local installer will manage this entire process, ensuring compliance with all city and utility rules.

4What should I look for when choosing a solar installer in the Greater Portland area?

Prioritize installers with extensive local experience in Maine's climate and with CMP's interconnection process. Look for Maine-licensed electricians, strong warranties, and a portfolio of installations in the area. Check reviews and ask for local references to confirm their reliability in handling our specific weather challenges and incentive paperwork.

5How does net metering (Net Energy Billing) work in Maine, and what happens to my solar production in the winter?

Maine's Net Energy Billing (NEB) credits you for surplus energy sent to the grid, which can then offset your usage when your panels aren't producing enough, like at night or during winter. Credits roll over monthly and are reconciled annually. While winter production is lower, a properly sized system uses credits banked from sunnier months to significantly reduce your annual electricity costs.