Compare the highest-rated home solar professionals in Londonderry, Vermont. All contractors are licensed, insured, and verified through our rigorous screening process.
SunCommon is a Vermont-based B-Corp and one of the most prominent and trusted residential solar installers in the state. They are known for their community-focused approach, extensive local marketing, and comprehensive service from consultation to installation and maintenance. Their deep knowledge of Vermont-specific incentives, like net metering and state rebates, is a significant strength.
A highly-rated, employee-owned local installer known for exceptional customer service and high-quality craftsmanship. They specialize in custom-designed systems for the unique needs of Vermont homes, including challenging roofs and off-grid setups. Their focus on education and transparency with clients is frequently praised in reviews.
Catamount Solar is a reputable, locally-owned installer based in Southern Vermont. They have built a strong reputation for reliability and personalized service. They offer a full suite of solar services and are particularly adept at integrating solar with other home energy systems, including heat pumps.
** The home solar market in Londonderry, VT, and the surrounding Windham County region is characterized by high-quality, specialized local and regional installers rather than large national chains. The competition is strong among a handful of established companies, all of which maintain excellent reputations, reflecting a market where poor service providers do not last long. The average quality of service is very high, with companies deeply knowledgeable about Vermont's climate, utility policies (like Green Mountain Power's programs), and state-specific incentives. Typical pricing for a residential solar installation in Vermont is competitive, generally ranging from **$3.00 to $3.80 per watt** before applying the 30% federal tax credit and any state incentives. This means an average 8 kW system might have a gross cost between $24,000 and $30,400. The high penetration of battery storage (like Tesla Powerwall or Generac PWRcell) is a notable trend in the region, driven by both a desire for energy independence and specific utility battery programs that provide financial benefits to homeowners.
4.7+ star average from verified customer reviews
All contractors are properly licensed and insured
10+ years average experience in the industry
Familiar with Londonderry regulations and climate
Get answers to common questions about home solar services in Londonderry, Vermont.
While winter production is lower, modern systems are designed for this. Snow typically slides off angled panels quickly, and the cold actually improves panel efficiency. Your installer will design a system with a higher peak capacity to account for seasonal variation, ensuring you generate enough credits in sunny months (especially summer and fall) to offset your usage during darker periods under Vermont's net metering program.
After the 30% federal tax credit, a typical system in our area costs between $15,000-$25,000. Critically, Vermont offers additional state incentives, including a state tax credit and sales tax exemption. You can also participate in group-buying programs like Solarize Windham County, which can lower costs. Financing options include solar loans, leases, and cash purchases, with many local lenders familiar with solar projects.
Yes. You must obtain a permit from the Londonderry town office, and your system must pass inspection by a Vermont-licensed electrician. Vermont has strong "solar access" rights, but if your home is within a designated historic district or homeowners association, there may be aesthetic guidelines. Your chosen local installer will handle all permitting and ensure compliance with Vermont's interconnection rules for Green Mountain Power or other utilities.
Select a Vermont-based installer with extensive experience in the Southern Vermont climate. Verify they are licensed, insured, and certified by the North American Board of Certified Energy Practitioners (NABCEP). Ask for local references in Londonderry or nearby towns like Weston or Chester, and review their portfolio of completed projects. A good provider will offer a detailed production estimate specific to your property's sun exposure and roof condition.
It depends. Most installers recommend a roof with 10-15 years of life remaining. If your roof needs replacement soon, it's often best to do that first. For tree shading, a site assessment will determine if trimming or selective removal is feasible. If your roof isn't suitable, ask about ground-mounted solar, which is a popular and effective alternative for many properties in our rural area, often yielding even better production.