The Top 24 Solar Panel Installation Companies in New Hampshire

Looking for reputable solar panel installation companies in New Hampshire? Look no further, as we have compiled a list of the top-rated companies in the area for your convenience.

In the stunning landscapes of New Hampshire, where lush forests meet picturesque lakes and majestic mountains, there is a growing emphasis on harnessing the power of nature to fuel our everyday lives. Yes, we’re talking about solar energy! With the increasing demand for sustainable and renewable energy sources, it’s no wonder that homeowners and businesses alike are turning to solar panel installation companies in New Hampshire for their clean energy needs.

In this blog post, we’ll take a closer look at some of the top-rated companies in the state that are bringing sunshine into our homes and paving the way towards a greener future. So let’s dive in and discover how these innovative organizations are transforming rooftops across New Hampshire into energy-producing powerhouses!

Granite State Solar

Facebook page: Facebook

Services and products:

  • Custom resilient energy system designs
  • Solar panel installation
  • Professional technicians experienced in installing solutions across New Hampshire
  • Leading-edge solar products
  • Custom design quotes for PV solar projects

Granite State Solar is an award-winning solar panel installation company based in New Hampshire, offering customized resilient energy systems since 2008. With a commitment to providing leading-edge products and exceptional customer service, they have been recognized as one of the best solar companies in NH for five consecutive years.

Their experienced technicians prioritize delivering value by offering competitive prices and passing on savings to customers through their low overhead. Take control of your electricity and make a smart investment with Granite State Solar.

603 Solar

603 Solar

Facebook page: Facebook

Services and products:

  • Education on the value of solar energy
  • Assistance in solar panel installation
  • Best possible return on investment
  • Clean and renewable energy production
  • Warranty for up to 25 years (likely longer)

Welcome to 603 Solar, NH’s premier home solar panel installation company. With a focus on educating and assisting New Hampshire residents in harnessing the power of solar energy, 603 Solar ensures the best return on investment for their clients.

With an average return of 9-12 years and a warranty lasting up to 25 years, homeowners can reclaim their energy independence while reducing electricity costs in the long run.

All Energy Solar

Facebook page: Facebook

Services and products:

  • Accurate information about how solar panels could fit specific energy needs and property features
  • Full-service solar company, assisting with every aspect of solar energy projects
  • Proven design and engineering expertise
  • Custom-made designs to fit energy needs
  • Best-in-class panels and components

All Energy Solar is a trusted New Hampshire solar panel installer with a dedicated team of experts ready to provide accurate information tailored to your specific energy needs and property features. They offer comprehensive services including site visits, permitting, design, installation, and ongoing support.

With their proven process since 2009, they aim to make solar energy accessible to everyone in New Hampshire.




Contact phone: (217) 423-5338

Facebook page: Facebook

Services and products:

  • Creation and storage of clean, affordable energy
  • Protection of homes during outages
  • Increased control over electric bills
  • Reduction of carbon footprint for decades
  • Solar panel installation and energy storage systems

Sunrun is the leading residential solar and energy storage company in the U.S. They offer clean, affordable, and outage-proof electricity solutions for homeowners in New Hampshire.

With their rooftop solar panels and solar battery systems, customers can protect their homes during outages, have greater control over electric bills, and reduce their carbon footprint for years to come. Sunrun offers various solar plans tailored to different budgets and energy needs.

Go Solar NH

Go Solar NH

Services and products:

  • Solar energy products
  • Solar panel installations
  • Solar power technology information

Go Solar NE is New England’s premier provider of solar energy products and services. They specialize in solar panel installations and are dedicated to helping customers harness the power of the sun’s rays to meet their electrical energy needs for homes or businesses.

With a focus on customer satisfaction, they also provide information and answer any questions about solar power technology in order to assist individuals looking to transition into solar energy.

ReVision Energy

Facebook page: Facebook

Services and products:

  • Solar electric installation services for homes, businesses, and institutions
  • Solar heat pump installation services for homes, businesses, and institutions
  • EV charger installation services for homes, businesses, and institutions
  • Showroom for customers to see their offerings
  • Offices and warehouse for operations, system design, and installation teams

ReVision Energy, based in Brentwood, NH, is a leading solar panel installation company serving New Hampshire and Massachusetts. With a showroom, offices for operations and system design teams, and a 7,000 sq.

Ft warehouse for installation services, ReVision Energy offers professional solar electric, solar heat pump, and EV charger installations for homes, businesses, and institutions. Their territory extends to Seacoast, Central and Southern New Hampshire as well as locations in Massachusetts.

Summit Energy

Summit Energy


Services and products:

  • Solar panel installation services in New Hampshire
  • Expertise in the solar power industry
  • Assistance with obtaining federal tax credits for solar systems
  • Financing options for solar panel installations with no money down
  • Guidance and support throughout the process of converting to solar power

Summit Energy is a top solar panel installation company in New Hampshire, offering experienced NH solar contractors with years of expertise. With a focus on financial benefits for homeowners, including the federal tax credit and various financing options, Summit Energy is the right choice for those looking to convert to clean energy and reduce their utility bills.

Their knowledgeable and credible representatives will guide you through the process with professionalism and expertise.

Critical Mass Solar

Services and products:

  • Installation of solar panel systems in Massachusetts communities
  • Local experienced installers and electricians
  • Servicing smaller areas such as Leominster, Fitchburg, and Lunenburg
  • Acquiring all necessary work permits and working with city inspectors
  • Connecting the solar system to the power grid through collaboration with Unitil, National Grid, NSTAR, and Eversource

Critical Mass Solar is a leading solar panel installation company in Massachusetts, specializing in serving communities from Springfield to Cape Cod. With experienced local installers and electricians, the company also caters to smaller areas like Leominster, Fitchburg, and Lunenburg.

They handle the entire process of acquiring work permits and ensuring compliance with all relevant codes and regulations by collaborating closely with town officials and city inspectors. Partnering with prominent energy providers such as Unitil, National Grid, NSTAR, and Eversource allows them to seamlessly connect your solar system to the power grid.

As Massachusetts ranks sixth in cumulative solar capacity nationwide, Critical Mass Solar understands the value of incentives available to homeowners in this state. Act now on the SREC-II credit before it expires by contacting them today!

Energy Shield of New Hampshire

Facebook page: Facebook

Services and products:

  • Metal roofing
  • Shingle roofing
  • Solar panel installation
  • Electrical services
  • Free inspections and estimates

Why Choose Energy Shield of New Hampshire? With 40 years of experience, we are a reputable and reliable metal roofing, shingle roofing, solar, and electrical company. Our knowledgeable crews deliver exceptional value through high-quality products, honest pricing with no hidden costs, and unmatched customer service.

Trust us with your project for free inspections and estimates, lifetime warranty on premium products, affordable financing options, and utmost respect for your property and busy life.

Sunergy Solutions, LLC

Facebook page: Facebook

Norwich Solar

Contact phone: (563) 940-3057

Facebook page: Facebook

Services and products:

  • Development, Design, Engineering, Procurement, and Construction of commercial solar electric systems
  • Power Purchase Agreements for commercial solar electric customers
  • Structured Financial Solutions for commercial solar electric projects
  • Long-Term Operations and Maintenance services for commercial solar electric systems
  • Assistance with State Tax Credit and Federal Solar Tax Credit for residential, commercial, and industrial utility customers

Norwich Solar is a leading provider of turnkey services for commercial solar electric customers. With expertise in development, design, engineering, procurement, and construction, as well as power purchase agreements and structured financial solutions, they offer comprehensive solutions for their clients.

Norwich Solar highlights the potential benefits of tax credits and depreciation deductions that can help offset upfront costs for solar PV systems.



Contact phone: (855) 339-1831

Facebook page: Facebook

Services and products:

  • Thorough evaluation of solar energy systems
  • Inspection of panels, inverters, electrical system, and wiring
  • Analysis of historical and current energy production levels
  • Identification of vulnerabilities and upgrade opportunities
  • Detailed inspection report for reference in home sales or future repair work

Palmetto Protect is a certified solar installer and maintenance company that specializes in providing comprehensive inspections for rooftop solar panel systems. Their experienced technicians thoroughly evaluate the overall health of the system, including panels, inverters, electrical systems, and wiring.

By analyzing historical and current energy production levels, they can identify existing vulnerabilities and upgrade opportunities. With detailed inspection reports, Palmetto Protect offers valuable references for home sales or future repair work.

Boundless Inc

Facebook page: Facebook

Services and products:

  • Solar panel installation services
  • Assistance in taking advantage of the Federal Solar Tax Credit
  • Cost savings on electricity bills
  • Reduction of carbon footprint
  • Creation of clean, renewable energy from the sun

This solar panel installation company in New Hampshire is dedicated to helping residents embrace clean, renewable energy. With their expertise and the availability of the Federal Solar Tax Credit, customers can not only save on their electricity bills but also reduce their carbon footprint while enjoying the many benefits of going solar.

EcoGen America

Facebook page: Facebook

Services and products:

  • Solar panel installation for homes and businesses in New Hampshire
  • Assistance in switching to clean energy and saving money
  • Access to nation-leading solar incentives in New Hampshire
  • Information on the pros and cons of solar energy in New Hampshire
  • Guidance on how to save big on solar with New Hampshire solar incentives

This solar panel installation company is proud to be part of the clean energy revolution, helping homeowners across New Hampshire make the switch to solar and save money. With abundant sunlight and a variety of solar incentives available, it’s never been a better time to go solar in New Hampshire.

The cost of installing solar panels has decreased significantly over the past decade, and there are even opportunities for free installations through various programs and incentives. Discover the benefits of going solar in New Hampshire with this reliable and knowledgeable company.

Harvey Woods

Facebook page: Facebook

Services and products:

  • Solar panel installation for homeowners and businesses
  • Consultation and design services for solar energy systems
  • Installation and maintenance of solar energy systems
  • Assistance in accessing federal and state rebates for solar energy
  • Expertise in renewable energy credits and financing options

Harvey Woods is a trusted solar engineering company based in New Hampshire. With years of experience in the industry, they offer reliable solar panel installation services for both homeowners and businesses looking to switch to clean, renewable energy.

From consultation and design to installation and maintenance, Harvey Woods provides a full range of solar services tailored to meet specific needs. They have been recognized for their expertise with the Citizens Bank Small Business Champion Award in 2022.

By maximizing energy investments through federal and state rebates as well as renewable energy credits, Harvey Woods helps customers save money and reduce their carbon footprint.

NH Solar Garden

NH Solar Garden


Contact phone: (985) 703-1048

Services and products:

  • Solar panel installation services
  • Group net metering for off-site electricity users
  • Development of Community Solar projects
  • Sustainable development solutions
  • Consulting and strategy services in alternative energy

NH Solar Garden is a leading Northeast based company that specializes in solar panel installation and sustainable development. With over 30 MWs of projects successfully installed, NHSG offers common sense solutions to local and global challenges related to economic, social, and health issues.

Founded by Andrew Kellar, an experienced businessman with a passion for alternative energy, NH Solar Garden stands out as the first company in New Hampshire to introduce group net metering, enabling off-site electricity users to benefit from renewable energy generated by their solar gardens.

Freedom Forever

Services and products:

  • Solar panel installation for New Hampshire homeowners
  • Battery storage systems for storing excess energy
  • Ability to keep home running during the day and remain connected during power outages
  • Potential savings on monthly energy bills
  • Increase in property value by investing in solar panel installation

This solar panel installation company in New Hampshire is dedicated to helping homeowners save on their energy bills and prepare for power outages. With over 19,000 satisfied customers already using solar power, this quickly growing market offers the potential to increase property value while providing the freedom of running a home during the day and storing excess energy with batteries for use after sunset.

Whether it’s mitigating high electricity rates or staying connected during outages, this company provides solutions tailored to individual needs.

Merrimack Solar

Services and products:

  • Renewable energy solutions for residential applications
  • Assistance in identifying renewable energy goals
  • Recommendations for cost-effective solutions using advanced technologies
  • Solar panel installation
  • Reduction or elimination of monthly utility electricity costs

Merrimack Solar is a trusted provider of renewable energy solutions for residential customers in New Hampshire and Massachusetts. With a focus on helping homeowners achieve their renewable energy goals, the company uses advanced technologies to design and install efficient solar panel systems that reduce utility bills while promoting sustainability.

Contact Merrimack Solar today at 978-645-1261 to learn how they can help you save money and embrace the benefits of solar power.

New Hampshire Solar

Contact phone: (858) 907-5030

Services and products:

  • Montana Solar tilting arrays
  • Water heating cost-saving solutions
  • Off-grid solar installations
  • Fixed angle bifacial solar arrays
  • Daily production monitoring

New Hampshire Solar is a reputable solar panel installation company that specializes in tilting and fixed angle solar arrays. With their high-quality products and efficient designs, they provide the most productive and easy-to-maintain solutions for both residential and off-grid installations.

Their commitment to customer satisfaction is evident through their impeccable track record of successful roof mounted arrays.

Liberty Utilities

Contact phone: (855) 349-9455

Services and products:

  • Solar panel installation for homes and businesses
  • Net metering program for connecting renewable power generators to the utility’s power grid
  • Energy generation from solar panels and wind turbines
  • Assistance in understanding how generating your own power affects your electric bill
  • Information and resources on electric programs, customer profiles, energy choice, electric vehicle charging, and solar and renewables

This solar panel installation company specializes in helping customers generate their own power through renewable energy sources like solar panels and wind turbines. By connecting these power generators to the utility grid through a program called net metering, customers can both use electricity from the grid when needed and deliver excess energy back to it.

Their website offers informative resources, including a quick reference guide and an animated video explaining how net metering works.

Saving on Solar

Services and products:

  • Customized solar panel installations for New Hampshire homeowners
  • Network of licensed New Hampshire solar consultants
  • Affordable solar quotes and designs
  • Clean electricity generation without carbon emissions
  • Significant cost savings compared to traditional power costs

Saving On Solar is a trusted solar panel installation company in New Hampshire. Their network of licensed consultants customize affordable solar quotes and designs based on your home’s size, roof type, and power usage.

By going green with solar energy, homeowners can enjoy clean electricity without carbon emissions and significant cost savings compared to traditional power costs. If your area or utility offers net metering, you can receive credits for excess energy produced, effectively reducing or eliminating your utility bill.

Bob’s RV Solar Panels

Contact phone: (877) 561-4718

Services and products:

  • Professional Installation
  • RV Solar Panel Specialists
  • Experienced Installers
  • Affordable Low Prices
  • Wide Service Coverage (including Keene, Manchester, Concord, Nashua, Laconia, Rochester, Portsmouth, Bedford, Suncook, Durham, Hampton, Dover, Salem, Claremont, Franklin, Merrimack, Londonderry, Hudson, Wolfeboro, Plymouth, North Conway, Danville, Peterborough, Milford, North Hampton, Somersworth, Pelham, Berlin, Hanover, Winchester, Raymond, Lisbon, Whitefield, Moultonborough, Lebanon, Seabrook, Newmarket, East Kingston, Weare, Plaistow, West Lebanon, Center Ossipee, Belmont, Mont Vernon, Gorham, Meredith, Hampstead, Littleton, Jaffrey, Epping, Rindge, Newbury, Sandown, Henniker, New London, New Ipswich, Brookline, East Hampstead, Hinsdale, New Boston, North Haverhill, Northwood, Nottingham, Fremont, Greenland, Ashland, Sunapee, Bartlett, Ossipee, Canterbury, Grantham, Hampton Falls, Tamworth, Hancock, Alton Bay, Gilm

The solar panel installation company is a trusted provider of RV solar panel services. With professional installation, experienced installers, and affordable prices, they are specialists in providing efficient and cost-effective solutions for customers in Keene, Manchester, Concord, Nashua, Laconia, and all across New Hampshire.

All Weather Exteriors

Contact phone: (603) 506-5025

Facebook page: Facebook

Services and products:

  • Solar roofing installation
  • GAF DecoTech® roof-integrated solar system
  • Energy-efficient solar panels
  • Free consultation
  • Reduction of carbon footprint and increase in energy savings

All Weather Exteriors LLC is a trusted solar panel installation company specializing in DecoTech roof-integrated solar systems. As a GAF Master Elite® roofing contractor, they offer high-quality, energy-efficient solar panels that are seamlessly integrated into the roof deck of homes.

With All Weather Exteriors LLC, homeowners can reduce their carbon footprint and increase their energy savings while enjoying a lower-profile and more efficient solar solution compared to traditional installations.

Genie Solar Energy

Contact phone: (650) 557-4084

Services and products:

  • Commercial solar installation in New Hampshire
  • Assistance in accessing solar incentives and financial incentives
  • Net metering program for businesses to receive full credit for generated electricity
  • Solar Renewable Energy Credits (SRECs) for utilities
  • Expertise in solar energy system design and development

Located in the Granite State, Solar Incentives is a leading solar panel installation company that takes advantage of New Hampshire’s impressive solar incentives. With a Renewable Portfolio Standard and Solar Alternative Compliance Payment, businesses in New Hampshire can benefit from financial incentives for solar development.

The state also offers a net metering program, allowing businesses to receive full credit for the electricity generated by their solar panels. With these programs in place, Solar Incentives helps make New Hampshire an attractive market for commercial solar development.

Whether you’re considering going solar or looking to maximize your renewable energy portfolio, Solar Incentives has everything you need to harness the power of the sun.


How much does it cost to install solar panels in NH?

The average cost to install a solar panel system in New Hampshire is $18,915 before the federal tax credit, and $13,997 after the rebate.

Does NH offer incentives for solar panels?

Yes, New Hampshire provides incentives for solar panels through a statewide solar power rebate program run by the Public Utilities Commission, which offers $200 per kilowatt, with a limit of $1,000 or 30% of project costs.

Is solar worth it in NH?

Yes, solar power is worth it in New Hampshire due to various state-based incentives, the federal tax credit, and the region’s high electricity costs, making the return on investment for a residential solar panel installation one of the highest in the nation.

Does solar make sense in New Hampshire?

Yes, solar power makes sense in New Hampshire due to its decent climate with approximately 198 sunny days per year, facilitating sufficient solar energy production.

What is the average lifespan of solar panels in New Hampshire?

The average lifespan of solar panels in New Hampshire is around 25-30 years.

How can solar power contribute to New Hampshire’s state-wide renewable energy goals?

Solar power can contribute to New Hampshire’s state-wide renewable energy goals by potentially supplying a significant portion of the state’s energy demand, reducing reliance on non-renewable resources, mitigating carbon emissions, and fostering local economic development through the creation of jobs in the solar industry.

Can homeowners in NH sell excess solar power back to the grid?

Yes, homeowners in New Hampshire can sell excess solar power back to the grid through a process called net metering.

Also Read: