Great Sky Solar Review 2024 - MA Residential View

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Updated on 2023-03-18

Great Sky Solar Overview

Great Sky Solar is a worker-owned, small-sized solar installation company in Cambridge, Massachusetts, USA. The company specializes in installing solar power systems in commercial and residential buildings. Established in 2012, it currently makes an annual revenue of about $5m and has an employee strength of 25 employees.

Great Sky Solar is founded on the vision of “combining clean energy with a clean and transparent business model.” Prospective clients can apply for free estimates via the company’s contact details or website. Previous clients have reported that the company maintains a transparent estimate and ensures cost-saving measures while providing top-notch installation services.  



Great Sky Solar Services and Specific Services

Solar Panel Installation

The Company’s major objective is to harness solar power to provide clean energy for buildings. Great Sky Solar installs solar panels and other equipment on all types of buildings, both residential and commercial. Having worked on several projects since its establishment ten years ago, the Company has garnered considerable experience in various types of solar installations. Company installation staff examine project sites and give free design recommendations and cost estimates for each installation project.


Post-Installation Maintenance

After the installation of solar systems, the company keeps in touch with the client to carry out regular system maintenance operations such as repairs, changes of parts, upgrades, etc. Emergency maintenance services are also available for first-time clients.



Great Sky Solar Costs and Processes

Great Sky Solar Costs

Many previous clients have stated in their reviews online that Great Sky Solar’s services are quite competitive. Some others have also commended the company for their practice of offering all-in cost estimates with no difference in the final invoices presented to clients. This and many other acts of transparency makes the company a top choice for many clients and prospective clients. 


Great Sky Solar Legitimacy

Some factors lend credence to the legitimacy of Great Sky Solar. Some of these are highlighted below:

  • The company was founded in 2012 and holds a license to supervise construction projects, with a license number CSFA-106067.
  • The company is highly rated across customer review sites.
  • The company’s website displays its office address and contact information by phone and email.
  • The company has certification from NABCEP, and the American Solar Energy Society, among others.
  • Great Sky Solar is in partnership with some top-profile companies such as Panasonic, and REC, among other companies.


Great Sky Solar Maintenance

Reviewers commend the company for its speedy response to calls and messages. Its staff is known for their patience and friendliness in responding to clients’ queries. Great Sky Solar sources its materials from some of the biggest names in the solar equipment manufacturing industry in the USA, with whom the company is affiliated as an authorized installer. This ensures minimal costs and that only material of the best quality are used. The company also offers a full warranty cover to all its clients on all of its solar installation services. In order to do this hitch-free, the company is insured for any damages made to clients’ property.




With ten years of practice and a growing reputation for transparency, Great Sky Solar is undoubtedly one of the top choices for prospective clients requiring solar installation or maintenance services. The fact that it offers competitive prices and high-quality services is another plus. Despite its small size, prospective clients stand to benefit from the company’s great ten-year experience in Massachusetts.

Industry Certifications

ASES – American Solar Energy Society
ASES – American Solar Energy Society

Service Types

Residential Solar

Service Areas

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Is Great Sky Solar trustworthy?

Yes. The numerous industry certifications which the company holds as well as the many good reviews left by its satisfied clients prove that they can be trusted.

Is Great Sky Solar good to work for?

The Company has a people-centered policy in which the welfare of its staff is considered a priority. Personnel are adequately motivated through great wages. Furthermore, Great Sky Solar has a four-day workweek.

Do they provide good services?

There are hundreds of reviews across several customer review platform which report that the company provides high-quality services. Reviewers are most impressed with the company's willingness to carry the client along in the decision-making process and educate the clients on how to use the equipment to get the best results.

Will they provide maintenance?

Post-installation maintenance is a key service which the company offers. Great Sky Solar provides continuing maintenance to ensure that the equipment remains in the best condition.

Is Great Sky Solar recommended?

Yes. This is because there is sufficient evidence that the company is legitimate and offers high-quality services.

Great Sky Solar Solar Details

2161 Massachusetts Avenue
Cambridge MA

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