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MA directory

Generator installation in Massachusetts

MA · 301 researched · 222 dedicated pages

301 standby generator installers with website signal in Massachusetts, whatever brand they carry. Sorted by generator-specific review count, then website signal.

301
Researched
222
Dedicated pages
19
Repeated signal
State market notes

Installer landscape

Massachusetts (New England) is a mixed standby market. Fuel oil still heats 20.2% of homes and utility gas only 52.0% (ACS 2024), so a standby install often forces a new fuel decision, usually propane (4.4% already heat that way). In 2024, Massachusetts electricity customers averaged 1.7 hours without power (well below the 10.2-hour U.S. average; EIA Electric Power Annual Table 11.3). Dominant drivers in this research pass: nor'easters, coastal wind. This directory lists 302 researched installers with website generator signal (222 with a dedicated generator page, 19 with repeated signal, 61 with at least one clear mention). That is a solid market by national listing volume, ranking #9 of 50. Top city clusters in the directory: Plymouth (6), Chelmsford (4), Littleton (4), Westport (4).

Fuel, codes, and cost context

Quotes diverge with fuel path: gas-line work in town, tank packages outside it. Compare itemized scopes, not headline brand prices. NEC edition in effect in this research pass (verified as of August 2026): 2026. We do not publish fabricated statewide average install prices.

Before you call

Confirm electrical (and gas/propane, if used) credentials with the local AHJ; statewide licensing scope for residential standby work was not fully verified in this research pass. Ask who pulls the electrical and fuel permits, how they size the unit, and how warranty service works after install. Use the 302 researched listings below as a starting point, not an endorsement. Verify licensing, insurance, references, and recent standby work yourself.

Fuel and outage figures sourced from ACS 2024 and EIA 2024; NEC and licensing notes verified as of 2026-08-07. Not legal advice. Confirm with your AHJ.

Search near your MA ZIP

If the state list is too broad, enter your ZIP and sort by distance.

Browse by metrowithin 75 miles

Each metro page lists installers with an office within 75 miles. Many shops travel for jobs, so the count includes nearby counties, not just city-limits addresses.

Boston268Lowell250Worcester269Springfield151Cape Cod172Pittsfield60
Job type in MA

Narrow by whole-house / standby work or service and maintenance signal.

Whole-house 203Service 52
Brand signal in MA

State pages for installers whose websites mention a brand you already have in mind. Brand mention is not dealer certification.

Generac dealers & installers 105Kohler 38Briggs & Stratton 19

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All Massachusetts installers

Every installer we found in this view. Open a profile for website signal, reviews, and contact paths.

Straight answers

Common questions

How many generator installers are in Massachusetts?
301 installers show standby generator signal on their websites across 148 cities in Massachusetts. Of those, 222 have a dedicated generator page, 19 have repeated signal, and 60 have at least one mention worth checking.
What cities have the most installers in Massachusetts?
Plymouth (6), Chelmsford (4), Littleton (4), Westport (4), Leominster (4).
What fuel should I expect for a standby generator in Massachusetts?
ACS 2024 heating fuel mix: utility gas 52%, propane 4.4%, electric 20.5%, fuel oil 20.2%. That mix predicts whether most installs tap a gas meter or need a propane tank. Confirm fuel path for your address.
How are these sorted?
Generator-specific review count first (after any featured rows), then website signal, then overall Google review count. Use the left filters to require 1+, 5+, or 10+ generator reviews.
Are these recommendations?
No. Independently researched listings, not endorsements. Use this as a starting point, then check licensing, references, and recent work before you sign.

Looking for first-call questions? Read questions to ask a generator installer. Signal labels mean dedicated generator page, repeated site signal, or generator signal found.