Top
We'll Make Your Payments for 6 Months Learn More

Commercial HVAC Services in Dover, NH

Keep Your Building Comfortable & Business Running

When the heating or cooling in your building is not working, problems show up fast. Tenants start calling, customers cut visits short, and employees struggle to stay productive. You need a team that understands commercial HVAC systems and can respond quickly in this area.

At Service Experts Somersworth, our team works with commercial properties that rely on dependable comfort every day. We handle cooling, heating, and complete commercial HVAC systems for offices, retail spaces, medical facilities, and other business environments. Our goal is to restore stable temperatures and help you protect your operations with straightforward, practical service.

You can contact us as soon as you notice trouble, whether you are facing a sudden outage or an ongoing comfort problem that has never been solved. We discuss what you are experiencing, schedule a visit that fits your business, and keep you informed at each step.

To inquire and book our commercial HVAC services, call (603) 633-5954.

Commercial Cooling Repair & Service

When the air conditioning is not keeping up, the effects on your business can be immediate. Areas of the building feel hot and stuffy, equipment rooms may overheat, and customers become uncomfortable. If you are looking for commercial air conditioning repair in Dover, you are likely already feeling this pressure.

Our team works on a wide range of commercial air conditioning systems found in local buildings. These can include packaged rooftop units, split systems that serve multiple zones, and other configurations designed for larger spaces. We start by listening to your concerns, then perform a focused inspection to identify what is causing the lack of cooling or uneven temperatures.

Typical cooling issues include warm air from vents, frequent cycling, unusual noises, or steady increases in energy use. We look at airflow, controls, refrigerant levels, and how the system is operating as a whole. After the inspection, we explain what we found in straightforward terms and discuss repair options that fit your situation and budget.

If you need ongoing commercial air conditioning service in Strafford County, we can also help with routine checks that support more reliable performance. Regular service visits give us a chance to catch developing problems early, which can reduce the risk of surprise breakdowns during the hottest days. For growing businesses, this can be especially important when more people and equipment are added to the space over time.

Many properties across the region use larger cooling systems that work hard through warm, humid stretches. When you request support, we work to schedule a visit promptly and to coordinate around your busiest hours when possible. Our aim is to resolve cooling issues with minimal disruption so your team can stay focused on running the business.

Read More Read Less
  • We’ll Make Your Payments for 6 Months

    With any new HVAC, Indoor Air Quality, Water Heater or Water Treatment Service Experts Advantage Program lease agreement, we will make your payments for the first 6 months.

    Valid on new Advantage Program lease agreements from 7/1/26 to 9/30/26. Customer owes $0 for the first six months; regular monthly lease payments begin thereafter. Early termination during promotional period will result in charges for elapsed months. See your full Advantage Program Lease Agreement for complete terms and conditions, including total lease costs and payment schedule. Jul 1, 2026 - Sep 30, 2026
  • Up to $500 off new HVAC system when bundled with water and air quality upgrades

    When you lease or purchase a new HVAC system, save up to $500 when you add qualifying water treatment or indoor air quality solutions.

    Offer available on qualifying products. $300 off when bundled with one water or indoor air quality product. $500 off when bundled with two water or indoor air quality products. Promotion must be claimed by 8/9/26 and installed by 8/15/26. Jun 24, 2026 - Aug 9, 2026
  • Limited
    Time
    Offer!
    Get Hot Water Today — Or Get $500 Off

    Book by 3pm for guaranteed same-day installation. No Hot Water? Let’s Get Spring Back on Track- Book your water heater service by 3pm EST for a guaranteed same-day installation or enjoy $500 off standard installation. Don’t wait for another cold shower. Call the center line or book online and let our local experts take care of the rest.

    Offer valid thru 8/15/2026. Offer(s) not valid on prior purchases and cannot be combined with any other offers. Some restrictions apply. Offer valid on select residential services only. Additional charges may apply for after-hours, specialty equipment, or non-standard installations. Installation timing subject to operational, permitting, weather, and safety. © 2026 Service Experts, Service Experts Heating & Air Conditioning, and the Service Experts logo and design are registered trademarks of Service Experts LLC. All Rights Reserved. Apr 22, 2026 - Aug 15, 2026
  • NEW HVAC SYSTEM as low as $155/month

    NO money down; Brand new, high-efficiency equipment; installation, regular preventative maintenance, all repairs (parts & labor), and air filters INCLUDED.

    Offer not valid on prior purchases and may not be combined with other offers. Advantage pricing applies to specific equipment. Call for details. Some exclusions apply. See the terms and conditions within the Service Experts Advantage Program Lease Agreement for additional information.
  • $99 Drain Cleaning Special. Regularly $235, Now Only $99

    Reduce buildup on your pipes, Help avoid major plumbing repairs, Maintain a clean home.

    Offer not valid on prior purchases and may not be combined with other offers. *Valid for one drain only. Accessible ground level clean. Call for more details.
  • 10% Off Any Product or Service for Active Duty, Retired, and Veteran Military Personnel

    It’s our way of thanking you for your courage, dedication, and sacrifice to protect our freedom. All work is performed by licensed experts and backed by our Service Experts Guarantee.

    Offer not valid on prior purchases and may not be combined with other offers.
  • $129 HVAC Tune Up

    Save $60 on an HVAC Precision Tune-Up. Well-maintained system operates more efficiently, reducing energy consumption and lowering heating and cooling bills.

    ffer not valid on prior purchases and may not be combined with other offers. Excludes oil furnaces; call for pricing. Potential savings may vary depending on age and condition of equipment, personal lifestyle, system settings, equipment maintenance, and installation of equipment and duct system.
1 /
Why Call Anyone Else? We're the Experts in Home Services

Our Somersworth team is ready to take care of your home service needs—with fast service and expert services that you can always rely on.