Harpreet – Hopkinton, MA Excellent experience. Very professional and did a great job insulating the house. I would absolutely recommend Energy Geeks. ~ Harpreet, Hopkinton Energy Geeks 5 2016-11-17T16:10:20-05:00 ~ Harpreet, Hopkinton Excellent experience. Very professional and did a great job insulating the house. I would absolutely recommend Energy Geeks. https://energygeeksinc.com/testimonials/harpreet-hopkinton-ma/