
Looking for a licensed, dependable electrician in Shirley, MA? NT Electrician is here to help. Owner Nicholas Theriault brings 17 years of hands-on electrical experience to every job — from a quick repair to a full-home rewire. We’re based in nearby Pepperell, about 20 minutes away, and we know Shirley’s rural roads and older homes well — from the historic center to the farmhouses and country properties spread along its back roads.
Call (603) 759-5125 to schedule a consultation or request a free estimate.

Many of Shirley’s older farmhouses and country homes were built with panels that weren’t designed for central air, modern appliances, or EV charging. We evaluate your service and upgrade it safely, all to Massachusetts code.
Historic homes in Shirley Center and the older parts of town often still have knob-and-tube or cloth-insulated wiring past its safe service life. We handle rewiring safely, permitted and inspected
Shirley’s rural, wooded setting means storms knock out power more often — and if you’re on a well, no power means no water. A standby generator keeps your heat, well pump, and refrigerator running automatically.
We also install EV chargers for Shirley’s commuters, handle indoor and outdoor lighting installation for country properties, and make fast electrical repairs when something isn’t right.
We’re based in Pepperell, a straightforward drive from every corner of Shirley:
Free estimates: up-front, written quotes for Shirley jobs at no charge. No travel surcharge: Shirley is part of our normal service area. Licensed & insured: MA License #3026, fully covered. Scheduling: call (603) 759-5125 and we’ll book the soonest available visit.
We work throughout Shirley and the places that give the town its character, including:
From a period home in the historic center to a country property on a back road, we’re close enough to make service easy.
See what customers say on our reviews page, or learn more about NT Electrician.

Yes. We work throughout Shirley, including rural properties and homes on well water. Because losing power means losing your well pump, we often recommend a standby generator for these homes and handle the full installation.
Yes. Rewiring older and historic homes is one of the things we do most. We safely replace knob-and-tube and outdated wiring in Shirley Center and around town, upgrade panels, and bring everything up to current code with permits and inspection handled.
We’re based in Pepperell, roughly 20 minutes from Shirley. Ayer is part of our regular route, so we reach Shirley easily. Call (603) 759-5125 for the soonest available visit.
Along with Shirley, we serve the surrounding towns — including Ayer, Groton, Townsend, and Lunenburg and Lancaster. See every town we cover on our Areas We Serve page. Not sure if you’re in our area? Just give us a call.
Call (603) 759-5125 today — your local Shirley electrician.


7AM - 5PM