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Business Details
43 Years
experience
Your Trusted Solar Energy Partner in New England & Caribbean Islands
Sunnyside Solar has been a leader in solar energy solutions for over 40 years, serving Vermont, Massachusetts, New Hampshire, Puerto Rico, and the USVI. Our family-owned business prioritizes sustainability, energy awareness, and tailored system design to maximize return on investment. We specialize in grid-tied, off-grid, and battery backup systems, combining cutting-edge technology with cost-effective, used equipment. Our mission remains unchanged: to provide solar freedom while protecting natural resources for future generations. With decades of experience, we listen to client needs and deliver customized solutions that align with their budget and lifestyle.

Our commitment to quality and longevity ensures reliable, eco-friendly energy systems. We operate from a homestead in Guilford, VT, extending our impact across diverse regions. Our teams expertise spans system design, installation, and maintenance, emphasizing affordability without compromising standards. We believe in empowering communities through renewable energy education and accessible solutions. This dedication to environmental stewardship and customer-centric service defines our legacy and ongoing mission.
Services
Grid-Tied Solar Systems Battery Backup Systems Off-Grid Solar Systems Micro-Grid Solutions Solar Generators
Details
  • Year established: 1983
Highlights and features
  • We have over 40 years of experience in solar system design and installation.
  • Our family-owned business prioritizes sustainability and customer-specific solutions.
  • We offer cost-effective options with both new and certified used equipment.
  • Our systems are designed for maximum return on investment and longevity.
  • We serve diverse regions including remote areas like Puerto Rico and USVI.
Services
Grid-Tied Solar Systems
Grid-tied systems generate solar electricity while remaining connected to the utility grid. Excess energy is sold back to offset consumption, effectively reducing bills. This solution suits homeowners seeking reliable solar power with grid backup during outages.
Battery Backup Systems
Battery backup integrates with grid-tied systems to provide power during blackouts. Our systems ensure critical loads remain operational, combining grid connectivity with energy storage for uninterrupted service in areas with frequent outages.
Off-Grid Solar Systems
Off-grid systems operate entirely without utility connections, ideal for remote locations. These self-sufficient setups eliminate electric bills and blackouts, requiring mindful energy use to match system capacity and storage limitations.
Micro-Grid Solutions
Micro-grids serve specific critical circuits like well pumps or lighting while remaining partially grid-connected. This hybrid approach avoids utility credits but ensures essential functions remain active during grid failures, balancing independence and reliability.
Solar Generators
Portable solar generators provide flexible power for disaster recovery or remote projects. These compact systems have supported applications like construction sites, offering immediate solar energy access where traditional infrastructure is unavailable.
People
Richard Gottlieb
Founder
Co-founded Sunnyside Solar nearly 40 years ago, pioneering solar solutions in Vermont. His vision established the company's commitment to sustainability and customer-centric design, laying the foundation for decades of renewable energy leadership.
Carol Levin
Founder
Co-founder instrumental in shaping Sunnyside Solar's mission. Her dedication to energy awareness and sustainable practices helped define the company's approach to tailored solar systems and environmental stewardship across multiple regions.
Joseph Mangum
Co-Owner
Current co-owner maintaining the company's homestead legacy in Guilford, VT. He continues Sunnyside Solar's tradition of affordable, high-quality solar solutions, expanding services to Puerto Rico and USVI while upholding core values.
Rosemary Mangum
Co-Owner
Co-owner dedicated to sustainable living and solar innovation. Her leadership ensures Sunnyside Solar remains family-focused, emphasizing environmental protection and accessible renewable energy solutions for diverse communities.
Questions
What solar systems do you offer?
We provide grid-tied, off-grid, battery backup, micro-grid, and portable solar generator systems tailored to residential and commercial needs.
Do you serve remote locations?
Yes, we specialize in off-grid solutions for remote areas and serve Puerto Rico, USVI, and New England's Tri-State region.
How do you ensure system affordability?
We combine new technology with certified used equipment and prioritize system longevity to maximize return on investment.
What makes your approach unique?
We design systems based on client needs rather than standard models, emphasizing sustainability and energy independence.
How long have you been in business?
We've provided solar solutions since 1983, with over 40 years of experience in renewable energy systems.