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Heat pump installers in Massachusetts

Quick answer. ElectrifyRadar lists 1770 Massachusetts records as of 2026-11-03, from the Mass Save Heat Pump Installer Network (the public spreadsheet whose header says Revised: 10-29-2026). 1754 labeled Ownership: unverified, 13 independent, 2 PE or platform-owned, 0 franchise, 1 other corporate owner. These are label counts. Unverified means no documented parent was matched and no positive independent evidence was recorded.

Cities and mailing-address groups

• Mailing address in NH — 65
• Mailing address in RI — 39
• Worcester — 31
• Quincy — 26
• Plymouth — 22
• Billerica — 21
• Mailing address in CT — 21
• Leominster — 20
• Woburn — 20
• Fall River — 17
• Framingham — 17
• Waltham — 17
• Wilmington — 16
• Haverhill — 15
• Weymouth — 15
• Brockton — 14
• Dartmouth — 14
• Dracut — 14
• Fitchburg — 14
• Marlborough — 14
• New Bedford — 14
• Pittsfield — 14
• Auburn — 13
• Boston — 13
• Chelmsford — 13
• Hyannis — 13
• Malden — 13
• Methuen — 13
• Braintree — 12
• Middleboro — 12
• N Billerica — 12
• Oxford — 12
• Taunton — 12
• Ashland — 11
• Danvers — 11
• Lawrence — 11
• Lowell — 11
• Nantucket — 11
• North Andover — 11
• Pembroke — 11
• Raynham — 11
• Bridgewater — 10
• Dedham — 10
• Franklin — 10
• Hanover — 10
• Peabody — 10
• Saugus — 10
• Stoneham — 10
• Westfield — 10
• Westport — 10
• Brewster — 9
• Centerville — 9
• Gloucester — 9
• Granby — 9
• Hudson — 9
• Mashpee — 9
• Medford — 9
• Needham — 9
• Randolph — 9
• South Hadley — 9
• Wakefield — 9
• Beverly — 8
• Greenfield — 8
• Lakeville — 8
• Lynn — 8
• S Yarmouth — 8
• Shrewsbury — 8
• Somerset — 8
• Tewksbury — 8
• Vineyard Hvn — 8
• Webster — 8
• Westford — 8
• Agawam — 7
• Chicopee — 7
• Dorchester — 7
• Everett — 7
• Hanson — 7
• Mailing address in NY — 7
• Melrose — 7
• Reading — 7
• Somerville — 7
• South Dennis — 7
• Stoughton — 7
• Tyngsboro — 7
• Attleboro — 6
• Burlington — 6
• Charlton — 6
• East Falmouth — 6
• East Freetown — 6
• Edgartown — 6
• Fairhaven — 6
• Holbrook — 6
• Littleton — 6
• Lunenburg — 6
• Middleton — 6
• Milford — 6
• Millbury — 6
• Natick — 6
• Newton — 6
• North Reading — 6
• Norwood — 6
• Revere — 6
• Rockland — 6
• Salem — 6
• Sandwich — 6
• Springfield — 6
• Townsend — 6
• Walpole — 6
• Westborough — 6
• Wrentham — 6
• Yarmouth Port — 6
• Abington — 5
• Acton — 5
• Ashburnham — 5
• Bellingham — 5
• Canton — 5
• Clinton — 5
• Holliston — 5
• Huntington — 5
• Hyde Park — 5
• Ipswich — 5
• Mansfield — 5
• Marshfield — 5
• Mendon — 5
• N Chelmsford — 5
• Northborough — 5
• Norwell — 5
• Pepperell — 5
• Rehoboth — 5
• Southborough — 5
• Swansea — 5
• W Bridgewater — 5
• Watertown — 5
• Acushnet — 4
• Ayer — 4
• Belchertown — 4
• Blackstone — 4
• Dalton — 4
• E Bridgewtr — 4
• Eastham — 4
• Easthampton — 4
• Gardner — 4
• Groveland — 4
• Halifax — 4
• Hatfield — 4
• Kingston — 4
• Lee — 4
• Leicester — 4
• Marion — 4
• Marstons Mls — 4
• Merrimac — 4
• Monson — 4
• N Attleboro — 4
• N Brookfield — 4
• Norfolk — 4
• North Adams — 4
• Rochester — 4
• Seekonk — 4
• Southbridge — 4
• Sturbridge — 4
• Uxbridge — 4
• W Springfield — 4
• Wareham — 4
• Whitman — 4
• Amesbury — 3
• Arlington — 3
• Assonet — 3
• Athol — 3
• Barre — 3
• Berkley — 3
• Bourne — 3
• Boylston — 3
• Buzzards Bay — 3
• Cambridge — 3
• Carver — 3
• Chestnut Hill — 3
• Dighton — 3
• Falmouth — 3
• Florence — 3
• Hampden — 3
• Holden — 3
• Holyoke — 3
• Hopedale — 3
• Ludlow — 3
• Marblehead — 3
• Medfield — 3
• Millis — 3
• Milton — 3
• Oak Bluffs — 3
• Orleans — 3
• Osterville — 3
• Plainville — 3
• Rowley — 3
• Scituate — 3
• Sharon — 3
• South Easton — 3
• Southampton — 3
• Stow — 3
• Swampscott — 3
• Ware — 3
• West Roxbury — 3
• West Yarmouth — 3
• Westminster — 3
• Winchester — 3
• Amherst — 2
• Auburndale — 2
• Belmont — 2
• Berlin — 2
• Boxborough — 2
• Brimfield — 2
• Charlemont — 2
• Chelsea — 2
• Cherry Valley — 2
• Colrain — 2
• Douglas — 2
• E Brookfield — 2
• E Falmouth — 2
• E Longmeadow — 2
• East Taunton — 2
• Georgetown — 2
• Gill — 2
• Goshen — 2
• Grafton — 2
• Gt Barrington — 2
• Hingham — 2
• Hull — 2
• Jamaica Plain — 2
• Lexington — 2
• Lynnfield — 2
• Mailing address in CA — 2
• Mattapan — 2
• Mattapoisett — 2
• Medway — 2
• New Marlborou — 2
• Newbury — 2
• Newburyport — 2
• North Oxford — 2
• Northampton — 2
• Norton — 2
• Orange — 2
• Raynham Ctr — 2
• Richmond — 2
• Roslindale — 2
• Rutland — 2
• Sagamore Bch — 2
• Salisbury — 2
• Sheffield — 2
• Southwick — 2
• Spencer — 2
• Sterling — 2
• Sudbury — 2
• Sutton — 2
• Topsfield — 2
• Turners Falls — 2
• Wayland — 2
• West Boylston — 2
• West Newbury — 2
• West Tisbury — 2
• West Wareham — 2
• Westhampton — 2
• Westwood — 2
• Winchendon — 2
• Winthrop — 2
• Adams — 1
• Andover — 1
• Ashby — 1
• Avon — 1
• Barnstable — 1
• Bedford — 1
• Bolton — 1
• Boxford — 1
• Brighton — 1
• Brookfield — 1
• Brookline — 1
• Cataumet — 1
• Charlestown — 1
• Cheshire — 1
• Clarksburg — 1
• Cotuit — 1
• Cummington — 1
• Dennis — 1
• Dennis Port — 1
• Dover — 1
• Dunstable — 1
• East Boston — 1
• East Longmeadow — 1
• East Sandwich — 1
• East Wareham — 1
• Easton — 1
• Erving — 1
• Essex — 1
• Foxborough — 1
• Groton — 1
• Hadley — 1
• Hancock — 1
• Harvard — 1
• Harwich — 1
• Harwich Port — 1
• Hawley — 1
• Haydenville — 1
• Hinsdale — 1
• Hopkinton — 1
• Indian Orch — 1
• Lancaster — 1
• Lanesborough — 1
• Lenox — 1
• Mailing address in CO — 1
• Mailing address in ME — 1
• Mailing address in PA — 1
• Mailing address in VA — 1
• Mailing address in VT — 1
• Manchester — 1
• Maynard — 1
• Montague — 1
• Monument Bch — 1
• N Dighton — 1
• Nahant — 1
• New Ashford — 1
• New Salem — 1
• North Easton — 1
• North Truro — 1
• North Waltham — 1
• Northbridge — 1
• Oakham — 1
• Otis — 1
• Palmer — 1
• Paxton — 1
• Phillipston — 1
• Plympton — 1
• Princeton — 1
• Provincetown — 1
• S Deerfield — 1
• Savoy — 1
• Shelburne Fls — 1
• Shirley — 1
• South Yarmouth — 1
• Southfield — 1
• Sunderland — 1
• Templeton — 1
• W Barnstable — 1
• W Stockbridge — 1
• Washington — 1
• Wellesley — 1
• Wellfleet — 1
• Wenham — 1
• West Chatham — 1
• West Dennis — 1
• West Medford — 1
• West Springfield — 1
• Whitinsville — 1
• Wilbraham — 1
• Williamstown — 1