Verified record
Typical Greater Boston range for this kind of work, from regional averages — not a quote from McMahon Electric LLC. Use it to sanity-check bids, then get the real number in writing.
Standard receptacle swaps — a new dedicated circuit is a bigger job ($350–$750).
Flush mounts, pendants, chandeliers — hung on existing boxes.
Estimated range
$530 – $1,100
Typical electrical project around $820
McMahon Electric is a Dracut, Massachusetts electrician whose reviewers keep naming the same person: Ron McMahon, who most reviews describe running the crew himself. Google shows 64 ratings averaging 4.7 stars, and both his Massachusetts electrician license (No. 53438) and his New Hampshire electrician license (No. 14146) are active on their state registries. The company's website says it has been in business 20 years and offers free estimates and 24/7 emergency service. The last six months brought seven reviews, all five stars. In an August 2026 review, a customer described the crew upgrading a panel to 200 amps, replacing the service entrance cable sheathing, adding grounding rods, and installing an EV charger. In a June 2026 review, a customer said the team came back at no charge to fix a light that wasn't working after an install. Repeat business shows up again and again: one customer says they've used McMahon Electric for more than 15 years without a callback, another for over 10 years for jobs from ceiling fans to a generator installation, and a September 2025 review from a two-year customer described work that ranged from simple repairs to a full knob-and-tube removal and rewire. In an October 2022 review, a customer said they contacted the company for an estimate on updating their electrical service — including swapping old fuse panels for circuit breakers on a three-family house — and were told they'd need an additional new electric meter. Not every account is glowing. In a 2023 review, a customer said they paid in full for a permitted electric panel replacement and that the company didn't come to inspect or check in before starting the work. A 2024 review described a diagnosis visit with no price quote given beforehand, noting other local electricians typically charge free to $70–$80 for a similar visit. Another 2024 review, posted on both Google and BuildZoom, called the company dishonest and its work poor quality. BuildZoom and TrustedPros each currently show a 1.0-star rating built on that single review, while Google's much larger sample averages 4.7 stars. For panel upgrades, rewiring, and EV charger installs, Ron McMahon's crew has a long, mostly five-star history — worth asking, given the complaints above, for a written quote and confirmation of permit inspections before work begins.
“This Dracut area electrician is rated 1.0 from 1 review.”
It's been a year since Ron and his crew upgraded my panel to 200 amps, fixed the service entrance cable sheathing, added deep earthing rods and set up an EV charger for my car. Honestly, they did an awesome job—haven't run into a single issue since. It was super hot the day they came out, but they powered through and completed the whole thing in one day. They took care of the permit and inspection, cleaned up every bit of mess before leaving, and Ron gave me a clear invoice. Fair price and great work. Definitely calling them back if I need anything else done.
Highly recommend McMahon Electric. They showed up on time & came in under budget. One of the lights they installed was not working so they came back out & had to do additional work, but when I offered to pay for additional time, they assured me that payment was not needed as all their work is guaranteed
Great team of skilled electricians. They arrived promptly and did the work at a reasonable cost. This was our second time employing McMahon Electric. Very happy.
I had an excellent experience with this company. They solved my issues very quickly and told me exactly what the problem was and what they did to resolve it. Moreover, because of a hidden switch whose existence was unknown to me I had to call them back. They came back the next day and discovered it. They did not charge me anything for that. I will certainly keep their number at hand in case anything happens in the future.
Ron and his team came through and added recessed lighting and upgraded all the switches and outlets at my home. I didn’t really have a plan for what I wanted but they came through and made the process easy and hassle free. All members of the team were professional, efficient, knowledgeable and personable. I look forward to having this group come back next time I have a need for electrical work, and would highly recommend to anyone in the area.
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2 changes recorded — last scanned Sep 22, 2026.
4.1
200-amp service upgrades4.0
3.6
Family-run since 19793.3
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Not yet rated
3.0