621 Energy: Reviews & Solar Pricing
Solar Installer
- Established in 2011
- 152 Commonwealth Avenue, Suite 21, West Concord CDP, MA
- 621energy.com
- info@621energy.com
- (978) 263-5215
High Power Bills?
Reduce or replace your electricity bill with solar
621 Energy is based in Middlesex County, Massachusetts. You can find their main headquarters at 152 Commonwealth Avenue, Suite 21. 621 Energy has been in the industry for 14 years, having been established in 2011.
621 Energy provides solar installation and related services, exclusively serving Massachusetts customers.
- In Massachusetts, 621 Energy operates in about 25.99% of the state. They serve cities such as Boston, Worcester, and Cambridge.
Please feel free to ask for a customized quotation from 621 Energy. 621 Energy's customer service can be reached through their phone number at (978) 263-5215 or through their email address at info@621energy.com.
621 Energy Coverage Map

About 621 Energy
621 Energy services in Massachusetts , including the following cities:
- Boston
- Worcester
- Cambridge
- Lowell
- Quincy
- Lynn
- Lawrence
- Newton
- Somerville
- Framingham CDP
- Haverhill
- Medford
- Malden
- Waltham
- Brookline CDP
- Revere
- Weymouth Town
- Peabody
- Methuen Town
- Everett
- Arlington CDP
- Salem
- Leominster
- Beverly
- Fitchburg
- Marlborough
- Woburn
- Chelsea
- Braintree Town
- Watertown Town
- Randolph Town
- Lexington CDP
- Franklin Town
- Needham CDP
- Norwood CDP
- Melrose
- Wellesley CDP
- Saugus CDP
- Milton CDP
- Danvers CDP
- Milford CDP
- Belmont CDP
- Wakefield CDP
- Burlington CDP
- Reading CDP
- Dedham CDP
- Wilmington CDP
- Stoneham CDP
- Winchester CDP
- Marblehead CDP
- Winthrop Town
- Hudson CDP
- Swampscott CDP
- Lynnfield CDP
- Holbrook CDP
- Maynard CDP
- Hull CDP
- Andover CDP
- Clinton CDP
- Whitinsville CDP
- West Concord CDP
- Cochituate CDP
- Northborough CDP
- Pinehurst CDP
- Foxborough CDP
- Medfield CDP
- Walpole CDP
- Sharon CDP
- Hingham CDP
- Ipswich CDP
- Millis-Clicquot CDP
- Westborough CDP
- Bellingham CDP
- Hopedale CDP
- Hopkinton CDP
- Nahant CDP
- Ayer CDP
- Littleton Common CDP
- Boxford CDP
- Cordaville CDP
- Topsfield CDP
- Dover CDP
- Upton CDP
- Pepperell CDP
- Devens CDP
- Hanscom AFB CDP
- East Pepperell CDP
- Shirley CDP
- Essex CDP
- Lunenburg CDP
- South Lancaster CDP
- Rowley CDP
- Groton CDP
- Townsend CDP
- South Ashburnham CDP
High Power Bills?
Reduce or replace your electricity bill with solar
621 Energy Services
621 Energy offers a set of services for your convenience:
- Installation of solar arrays.
- Installation of batteries for energy storage.
- Solar systems for selling electricity back to the grid.
- Expertise in consulting on advantageous financing for solar.
- Consulting on all things solar related.