Charge faster, safely, at home. Cairn Home Co. — licensed, insured, and built on craft.
24-hour estimates · weekends included
NH Registered
Fully Insured
Licensed Trades
24/7 Emergency

NH registered
OSNH Home Services LLC, an established New Hampshire company.
Fully insured
General-liability coverage on every job, in every home.
Licensed trades
Electrical and plumbing performed by NH state-licensed professionals.
One company
Smart home, build, and care — one accountable point of contact.
We install Level 2 EV chargers for Durham homeowners — assessing your panel, running a dedicated circuit, and mounting a charger that fits your car and your garage. Performed by NH-licensed electricians.
We serve Durham's waterfront and academic-area homes with careful, premium work.
Serving Oyster River, Durham Point, Faculty Road and all of Durham, Strafford County.
National lead-generation sites sell your request to multiple contractors at once. With Cairn Home Co., you get one trusted team that owns the result.
With Cairn Home Co.
With a national lead-generation site
4.9/5 · 10 reviews · 19 completed jobs
Electrical help
2 reviews
Plumbing help
2 reviews
General Mounting
2 reviews
Flooring & Tiling Help
1 review
Furniture Assembly
1 review
Light Carpentry
1 review
TV Mounting
1 review
ID-verified, 4.9★ across 19+ jobs — read the reviews on TaskRabbit →
Safe, code-correct, licensed work.
02One company, managed start to finish.
03Keep the power on, automatically.
04Modern capacity, done to code.
05A spa-grade bath, managed end to end.
06The heart of the home, reimagined.
07Licensed power for your business.
08Beautiful, built-in organization.
09Outdoor living, built to last.
10Trade upkeep for low-maintenance years.
11Make your deck safe and solid again.
12A new exterior that lasts decades.
13Match it, seal it, done right.
14A roof that protects everything under it.
15Stop the leak before it spreads.
16Move water away from your home.
17Quieter, warmer, better-looking.
18Curb appeal that seals tight.
19Prep that lasts, paint that sticks.
20The detail that finishes the house.
21Designed, supplied, and installed.
22Templated, fabricated, installed.
23Clean lines, lasting finish.
24Floors and tile, done right.
25Turn the garage into the best room in the house.
26Clean, quiet, access-friendly ceilings.
Often yes; if not, we recommend a panel or circuit upgrade and quote it up front.
Yes — EV circuits require an electrical permit, which we pull and coordinate.
Most installs are a half to full day once materials are on hand.
Tell us about your project. We respond fast — usually the same day — with a clear, honest plan.