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HVAC Services in Salem, NH

Salem’s Premier Choice for Heating, Cooling, IAQ, & More

Cornerstone Services handles HVAC repair, installation, and maintenance for air conditioners, furnaces, heat pumps, boilers, and ductless mini-splits in Salem, New Hampshire. We’re also your single source for plumbing, electrical, cleaning, and handyman services. Licensed and insured technicians, more than 1,250 five-star reviews across Google, HomeAdvisor, Facebook, and Yelp, and one call that covers every trade you need: that’s how we’ve built our reputation across southern New Hampshire and northern Massachusetts.

Whether you need an emergency furnace repair in January or same-day AC service in July, we’re on call.

Call Cornerstone Services now at (603) 874-1402 to schedule same-day HVAC service in Salem, NH. Our team is available around the clock.

Heating & Cooling Services in Salem, NH

New Hampshire winters put sustained demand on furnaces and boilers, and summer heat and humidity add real cooling load to air conditioning systems. Our team repairs and installs all major makes and models of AC systems, including central air and ductless units, and handles furnace repair and installation across all major brands. Boiler installation and ductless mini-split installation are both part of our HVAC service line, so whatever system your home or business relies on, we can work on it.

When you need help quickly, same-day service is available. Our service vehicles are staged on-call from multiple locations across the area, so we can dispatch without the long waits that come with a single-location operation. Every completed job is backed by a signed workmanship warranty under our quality assurance policy. We also offer a wide range of HVAC services for new construction, replacements, and efficiency upgrades, from energy-efficient system installations to full air system design.

Heat Pump & Maintenance Services

Heat pumps provide both heating and cooling from a single system, making them well-suited to southern New Hampshire’s four-season climate. We handle heat pump repair, installation, and maintenance for residential and commercial customers. If you’re evaluating a heat pump as a replacement for an aging furnace or AC unit, we can walk you through the options that fit your space and budget.

Annual HVAC maintenance reduces the likelihood of mid-season breakdowns and can extend system lifespan for both furnaces and air conditioners. Our maintenance technicians inspect your system thoroughly and identify developing issues to keep performance where it should be. They clean up after every job and leave your property spotless. If you’re scheduling maintenance in advance, ask about our monthly promotions, which rotate each month and can offset the cost of planned service visits.

Plumbing & Electrical Alongside Your HVAC Work

One of the ways we work differently in Salem is the scope of what a single call can cover. Alongside HVAC, we offer residential and commercial plumbing services, including drain cleaning and pipe repair, and electrical services that include lighting, panel work, and smart home setup. Every trade we perform (HVAC, plumbing, electrical, cleaning, and handyman work) is handled under the same per-job pricing structure and the same signed workmanship warranty.

You don’t need to manage separate contractors or reconcile competing schedules and quotes. Every worker we send to your property has passed a background check, and every job falls under the same quality assurance policy regardless of which trade we’re performing. One call, one team, one warranty.

Why Salem Customers Choose Cornerstone Services

Our service commitments are concrete, not just stated. Here’s what customers get:

  • Per-job flat-rate pricing: We price by the job, not the hour. The number we quote is the number you pay at completion, with no adjustments, no hourly overruns, and no hidden fees.
  • Signed workmanship warranty: Every job is backed by a written warranty under our quality assurance policy, giving you documented protection on our work.
  • More than 1,250 five-star reviews: Our track record spans Google, HomeAdvisor, Facebook, and Yelp, built one job at a time.
  • Same-day scheduling: Available for customers who need urgent help. Call us and we’ll work to get someone out the same day.
  • 24/7 on-call staff: Available around the clock for scheduling, questions, or urgent HVAC needs.
  • Financing available: Ask about current terms when you schedule.
  • Background-checked workers: Every technician has passed a background check before setting foot in your home or business.
  • Licensed and insured technicians: Every trade we perform is carried out by qualified, insured professionals.

Don’t compromise on comfort or efficiency. Call Cornerstone Services at (603) 874-1402 or book online today to schedule heating, cooling, plumbing, or electrical services in Salem, NH.

The Price We Quote is the price you pay at completion, every time.

No hourly overruns, no hidden fees. Every job is backed by a signed workmanship warranty.

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1,250+ Five-Star Reviews & Counting

We let our work speak for itself. From quick repairs to major installs, our customers say it best.
5
Based on 1,250+ reviews
    "Paul was by far the best one"
    Paul Quinn did electrical work for me and he was the best!
    Nicola Sullivan
    "Excellent to work with"
    Michael with Cornerstone Services was excellent to work with.
    Jamie Fasbender
    "He was very professional"
    He was very professional and explained all that he was doing.
    Mary Duford
    "A job well done!"
    Showed up as agreed and was very informative.
    John Cote
    "Fast response and very professional"
    Fast response and very professional.
    Anne Butterworth
    "Entire AC Unit Redone"
    On time. Thorough. Kind. Positive attitude in this awful heat.
    N N
    "I couldn’t be happier"
    Cornerstone came promptly and fixed them.
    Marilyn Frank
    "Overall, a Great Experience"
    He and his partner PJ worked quickly and efficiently to solve a dryer vent issue we had been experiencing.
    Pierre Thelusma
    "Excellent Service, Very Cordial"
    Took care of our electrical needs with ease!
    Peter Larocque
    "Paul from Cornerstone was fantastic!"
    He was quick, thorough, professional, and made sure everything was done right.
    Jess Nichol
    "Nothing but a wonderful experience"
    10/10 experience and so happy we got in touch with him and this company!
    Anthony Capozzi
    "Did an Excellent Job Finding a Leak"
    They were so neat, you would never know there was a problem.
    Bill Mullen
    "Paul is always friendly, polite, and professional"
    Paul is always friendly, polite, and professional.
    Cindy Marcin
    "All Went Smoothly and Efficiently"
    Paul was efficient and expert at correcting the problem and ensuring all was well.
    Woodrow Cook
    "Robert Did Fantastic Work"
    He went above and beyond for me when some unforeseen issues arose with my bathtub install.
    Susan Hevey
    "New customer"
    Tech was on time, friendly, and competent.
    Vincent JJ Balukonis
    "Jason did a fantastic job"
    He was very thorough and quickly corrected the issue.
    Gary Chisholm
    "Very Prompt and Clear Service"
    Josh was very prompt with his services and explained things clearly.
    Kim Mcanany
    "Great job, appreciate the care"
    Arnold is a pleasure to work with.
    Esther Bradbury
    "Jason is always great and knowledgeable"
    Jason is always great and knowledgeable and friendly.
    Mark Duell
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Questions We Hear Before Every Job

Do you charge by the hour?
No. Every job is priced by the job, not the hour. We give you a flat rate before the work begins, and that number doesn't change at completion, regardless of how long it takes.
What trades do you handle?
We cover HVAC, plumbing, electrical, cleaning, handyman work, and home modifications, including wheelchair ramp installation, grab bar installation, and stairlift installation. Every trade is handled by the same company under one warranty.
Is same-day service available?
Yes. Call us and we'll work to get a technician out the same day. Our staff is on-call 24 hours a day, every day of the week.
Are your workers background-checked?
Yes. Every worker we send to your property has passed a background check before setting foot in your home or business.
Do jobs come with a warranty?
Yes. Every completed job is backed by a signed warranty under our quality assurance policy. You get documented protection on the work, regardless of which trade performed it.
Do you serve commercial customers?
We do. We handle both residential and commercial work across every trade, with the same per-job pricing and signed warranty for business customers.

YOUR HOME
DESERVES THE BEST

Let's Make It Happen!
  • On-Call 24/7
  • One Company. Every Trade.
  • 1000s of Happy Customers
  • Your Neighbors Since 2003
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Reach us any time to book a service, ask a question, or get on the same-day schedule.

Call (603) 874-1402
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