15 Best Solar Companies in Amherst, NH (2025 Reviews)
We analyzed over 1500 solar companies in the nation,
and have selected the top 15 in Amherst based on:
Customer review scores
Service area for Amherst, NH
Company policies and services offered
Accreditations and certifications
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Average Amherst homeowner saves $1,616/year with solar panels
Why you can trust EcoWatch
Best Solar Companies in Amherst
If you’re a home or business owner looking to make use of the solar incentives in Amherst, it can be hard to narrow down which company to go with. But, it's worth it since adopting solar power is often a fantastic choice. You may have to spend a decent amount of money upfront for solar panels, but switching to solar will save you money on your utility bills in the long term. In fact, you can look forward to saving about $19,000 over 20 years.
To help you navigate through the large amount of Amherst solar installers, we’ve narrowed down a list of the top ones.Interested in knowing how much you would pay to install solar panels on your roof? Click "get quote" below to get a free, no-obligation quote from a top-rated Amherst solar installer.
Best for Leasing
Sunrun
- Expansive service area
- Many financing options
- Some reported issues with customer service
- Some reported issues with door-to-door sales
EcoWatch Rankings for Solar Companies in Amherst



Helios Solar Energy
Clear Pricing Policy
Prompt Service Delivery
Free Quotes
Reliable Customer Support
Limited information available on website
Services Offered
Permit Assistance
Consultation
Cleaning and Maintenance
Panel Installation
Financing Assistance

ReVision Energy
Clear Pricing Policy
Free Quotes
Informative Resources
Reliable Customer Support
Limited information available on website
Services Offered
Community Solar Projects
Cleaning and Maintenance
Consultation
Financing Assistance
Battery Storage
Panel Installation



Granite State Solar
Reliable Customer Support
Informative Resources
Clear Pricing Policy
Limited information available on website
Services Offered
Financing Assistance
Panel Installation
Battery Storage

Sundial Solar
Clear Pricing Policy
Informative Resources
Free Quotes
Limited information available on website
Services Offered
Tesla Powerwall
Permit Assistance
Panel Installation
Battery Storage
Consultation
Financing Assistance

Future Energy Solar
Free Quotes
Reliable Customer Support
Prompt Service Delivery
Informative Resources
Limited information available on website
Services Offered
Permit Assistance
Panel Installation
Financing Assistance


altE Store
Clear Pricing Policy
Free Quotes
Informative Resources
Limited information available on website
Services Offered
Battery Storage
Off-Grid Solar Systems
Grid-Tied Solar System
Panel Installation
Cleaning and Maintenance

EnergySage
Free Quotes
Clear Pricing Policy
Informative Resources
Limited information available on website
Services Offered
Panel Installation
Financing Assistance
Community Solar Projects
Tesla Powerwall
Battery Storage

PV Squared Solar (Pioneer Valley Photovoltaics)
Informative Resources
Free Quotes
Reliable Customer Support
Limited information available on website
Services Offered
Permit Assistance
Financing Assistance
Panel Installation
Cleaning and Maintenance
Battery Storage
Consultation

Insight Solar
Clear Pricing Policy
Informative Resources
Free Quotes
Reliable Customer Support
Limited information available on website
Services Offered
Panel Installation
Financing Assistance
Consultation

Solar On Earth
Clear Pricing Policy
Free Quotes
Informative Resources
Reliable Customer Support
Limited information available on website
Services Offered
Community Solar Projects
Panel Installation
Grid-Tied Solar System
Methodology: How We Ranked the Best Solar Companies in Amherst
EcoWatch's solar experts analyzed each solar company in Amherst based on criteria such as its reputation in the industry, customer reviews, services, warranty coverage and financing. Using this solar methodology, we used the data we collected to rate and rank each company and narrow down our picks for the best solar companies in Amherst
Below are some the criteria we examined specifically for New Hampshire solar companies
- Brand reputation and certifications (20%): We take each company's Better Business Bureau (BBB) score into consideration, as well as how long the installer has been in business (at least 5 years is required, 10 preferred) and what type of solar certifications it holds.
- Customer reviews (20%): Trust is a top priority at EcoWatch, so we take customer experience under close consideration. We scour different review sites and customer testimonials when ranking our top solar companies, checking sites such as Trustpilot and Google Reviews. We also consider any potential complaints or lawsuits filed against these companies and award or remove points accordingly.
- Warranty (20%): A company earns a perfect score in this category if it offers 25-year warranties that cover performance, product and workmanship. The industry standard that we measure companies against is 25-year product and performance warranties, along with a 10-year workmanship warranty. We also look closely into the track record of the post-installation support each company provides in terms of honoring its contracts
- Solar services (10%): All of the companies we review install solar panels, but we award companies higher points if they offer additional services for customers, like battery installation, energy-efficiency audits, and EV chargers.
- Pricing and financing (10%): It's hard to get exact quotes for solar projects, but we use marketplace research to determine how each company prices its equipment and installation services. Additionally, companies that offer more help for panel financing — like in-house loans, leases, or PPAs — score higher than those that don't.
- Availability (10%): The bigger the service area, the higher the company will score.
- Transparency and accessibility (5%): Solar installers that offer free consultations and easy contact methods score higher in this category.
- Environmental, social and corporate governance factors (5%): A company earns a perfect score in this category if it offers public data disclosure, addresses end-of-life (EOL) products or processes, and demonstrates a commitment to uplifting the communities that it serves.
The Cost and Benefits of Solar in Amherst
When deciding on a solar company, most homeowners or business owners worry about the costs the most.There are several factors you should take into consideration when trying to determine how much it will cost and how much you can save, such as:
- The model of solar panels you have the money for: This is dependent on your income and budget.
- Incentives: The federal solar investment tax credit currently lets you decrease your taxes by 0 of the project cost. Your state and even local utility companies may also have incentives and rebates that you can take advantage of. In addition, you can save about $19,000 over 20 years on your utility bills, without incentives.
- The amount of sunlight your area gets: Due to Amherst’s relatively low amount of average daily sunlight, you might not see as many savings on your power bills.
- Your current energy bills: Solar panels can substantially reduce, or completely eliminate, your utility bills. In Amherst, you can save an average of $1,407 a month.
Thanks to the cost of solar panels being lower than before as well as several solar incentives, they are a solid investment for most homeowners.
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Solar Incentives in Amherst
If you’re thinking about switching to solar power, various government incentives and state programs can drastically reduce your project costs and speed up the return on your investment.There are several federal, state and local rebates and tax credits that earn a decent amount of money in return after installing solar panels. For comprehensive information about incentives for homeowners in Amherst, check out our article on solar incentives.
Environmental Impact of Switching to Solar in Amherst
There are a few big reasons why people are interested in solar energy: for the financial and environmental benefits.But – how much exactly can you help by making the switch to solar? As reported by the EPA, electricity generation is the second biggest source of greenhouse gas emissions and about 62% of our electricity is generated by burning fossil fuels. Switching to a clean energy source like solar power can help put a dent in that statistic in a city like Amherst that produces a fair amount of carbon dioxide emissions each year.Since solar panels don’t release greenhouse gas emissions into the atmosphere when generating electricity, they’re a good substitute for traditional energy sources. In fact, you could look forward to lowering your carbon dioxide emissions by about 40 pounds each year. Since solar power is plentiful and produces electricity without releasing carbon emissions, installing solar panels is one easy step you can take to help protect the environment.
Best for Leasing
Sunrun
- Expansive service area
- Many financing options
- Some reported issues with customer service
- Some reported issues with door-to-door sales
EcoWatch's Amherst, NH Solar Company Rankings FAQs
Which solar installation company is the best near me?
The highest-rated local solar company in Amherst is Sunergy Solutions, LLC, with a rating of 5.00 stars.
What is the negative environmental impact of making solar panels?
Producing solar panels needs to use chemicals and produces toxic waste that can be harmful for the environment, which is the main drawback of solar panels.
Is it worth putting solar panels on my house?
Solar panels can be a beneficial investment for most homeowners, but honestly, they might not be worth it for everyone. If your home doesn't get enough sunlight or your power bills are already reasonably low, solar panels might not be for you.
How efficient are solar panels?
Solar panel efficiency is the amount of solar energy that is converted into electricity. Most panels today have an efficiency rating of about 15 to 25%. If your panels are more efficient, you'll need less of them for your home's energy needs.
Our goal is to reach as many people as we can with sensible solutions like solar energy. Our team of full-time local researchers collects solar price and installation data for every city in America then compiles it to create these digestible city guides. If you want to read our solar expert’s opinion on the top solar companies featured here, follow this link.
Company research was conducted by Melissa Smith and Karsten Neumeister. Local data analysis was conducted by James Savino. See something we missed or could do better? Email the editor.