Started in 2008 GGI has built a reputation for providing flawless workmanship and 10 year warranties for your Home. To date we have installed over 300 Residential Systems...
Based on your roof and actual offers in your area
Clean Solar Power, Professional Project Management & Lowest Cost of Ownership...
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Based on your roof and actual offers in your area
10 Years
MA CSL & MA Master Electrician, HIC
Full Liability and Workers Compensation