4.3 
134 *The Angi rating for Heating And Air Conditioning Service companies in Milton, NH is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Heating And Air Conditioning Service needs.
*The HomeAdvisor rating for Heating And Air Conditioning Service companies in Milton, NH is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Heating And Air Conditioning Service needs.
Last update on November 03, 2025
Looking for top-notch service? Look no further than New England Oil, LLC. Contact us today for all your heating oil needs!
Looking for top-notch service? Look no further than New England Oil, LLC. Contact us today for all your heating oil needs!
We are a small family owned and operated business with a goal to provide exceptional service at an affordable price. We offer a wide range of HVAC services, including installation and service of Ductless Mini Splits, Conventional Heat Pump/ Air Handlers, Furnaces, Rooftop Package Units, and Refrigeration Systems both in the residential and commercial settings. We strive to exceed expectations by delivering exceptional service, great quality work, and professionalism on every job. Read more below on all the services we offer and contact us with any questions or to schedule a free estimate today!
"Fantastic service!"
Kevin B on May 2025
We are a small family owned and operated business with a goal to provide exceptional service at an affordable price. We offer a wide range of HVAC services, including installation and service of Ductless Mini Splits, Conventional Heat Pump/ Air Handlers, Furnaces, Rooftop Package Units, and Refrigeration Systems both in the residential and commercial settings. We strive to exceed expectations by delivering exceptional service, great quality work, and professionalism on every job. Read more below on all the services we offer and contact us with any questions or to schedule a free estimate today!
"Fantastic service!"
Kevin B on May 2025
With over 9 years experience in the HVAC industry, Next Level Heating and Cooling LLC is your industry expert in the Dover, NH area. We pride ourselves on our extreme professionalism and attention to detail. Our customer satisfaction guarantee will assure you we will leave your property until you are completely satisfied with our work. As a family owned and operated business you can trust that we will treat your home as we would treat our own. We have so many options to fit any budget. Give us a call today and we look forward to working with you!
"Very good service, communication and pricing. Definitely I would recommend and hire again."
Janet C on June 2022
With over 9 years experience in the HVAC industry, Next Level Heating and Cooling LLC is your industry expert in the Dover, NH area. We pride ourselves on our extreme professionalism and attention to detail. Our customer satisfaction guarantee will assure you we will leave your property until you are completely satisfied with our work. As a family owned and operated business you can trust that we will treat your home as we would treat our own. We have so many options to fit any budget. Give us a call today and we look forward to working with you!
"Very good service, communication and pricing. Definitely I would recommend and hire again."
Janet C on June 2022
LaPlante Electric, Inc., Please check out all the Wonderful Reviews written by our Wonderful Clients!!! Love our Clients!!! LaPlante Electric is proud to be a locally owned and family operated business that serves the Maine/New Hampshire communities. Since 1991 we have provided our customers with the highest quality products and expertise at a fair price. Since opening our doors we have built our business on being timely, tidy and making sure that every customer is 100% satisfied when the job is done. We provide our customers with on site assessments and quotes, provide financing and payment options and offer flexible installation scheduling. Our customers know that they can call 24/7 and the phone will be answered by a live person, that they will get a firm price, not an estimate and that we will show up on time when scheduled. Let us show you why our customers become customers for life, get in touch today!
"Very good They were quick efficient and kept me updated"
Janice C on November 2023
LaPlante Electric, Inc., Please check out all the Wonderful Reviews written by our Wonderful Clients!!! Love our Clients!!! LaPlante Electric is proud to be a locally owned and family operated business that serves the Maine/New Hampshire communities. Since 1991 we have provided our customers with the highest quality products and expertise at a fair price. Since opening our doors we have built our business on being timely, tidy and making sure that every customer is 100% satisfied when the job is done. We provide our customers with on site assessments and quotes, provide financing and payment options and offer flexible installation scheduling. Our customers know that they can call 24/7 and the phone will be answered by a live person, that they will get a firm price, not an estimate and that we will show up on time when scheduled. Let us show you why our customers become customers for life, get in touch today!
"Very good They were quick efficient and kept me updated"
Janice C on November 2023
With more than 15 yrs of experience, 603 Refrigeration LLC is dedicated to providing our customers with the best quality at a great price. We are here to build relationships with our customers and communities and to provide our employees with a great place to work. We look forward to working with you!
"The gentlemaen that have come to my house from this company have been spectacular. They came on time they’re efficient. There’s no nonsense. They found a problem replaced it and said please call back if there’s a problem and they couldn’t have been nicer. I would highly highly recommend them to anyone "
James S on August 2025
With more than 15 yrs of experience, 603 Refrigeration LLC is dedicated to providing our customers with the best quality at a great price. We are here to build relationships with our customers and communities and to provide our employees with a great place to work. We look forward to working with you!
"The gentlemaen that have come to my house from this company have been spectacular. They came on time they’re efficient. There’s no nonsense. They found a problem replaced it and said please call back if there’s a problem and they couldn’t have been nicer. I would highly highly recommend them to anyone "
James S on August 2025
New construction/ Remodels Kitchen and Bathrooms Pools and Spas Heating and cooling systems Whole House and Portable Generators Service upgrades and Panels changes Solar and Battery Systems EV Car Chargers
"Jerry was very communicative and explained everything very clearly. He arrived on time, completed the work quickly, and was affordable. Overall we are very happy with his service!"
Abbygail Z on January 2025
New construction/ Remodels Kitchen and Bathrooms Pools and Spas Heating and cooling systems Whole House and Portable Generators Service upgrades and Panels changes Solar and Battery Systems EV Car Chargers
"Jerry was very communicative and explained everything very clearly. He arrived on time, completed the work quickly, and was affordable. Overall we are very happy with his service!"
Abbygail Z on January 2025
Aqua Tech Plumbing and Heating we offer plumbing and heating services new construction-remodels and repairs
Aqua Tech Plumbing and Heating we offer plumbing and heating services new construction-remodels and repairs
Bradford Home Services is your personal maintenance company for your home, condo, rental property, or seasonal property! Born from our sister company Bradford Construction Management, you can trust your home is being reviewed by seasoned home builders! We have over 70 years of experience in the residential construction market, building high end homes, from design to finish. Take advantage of our bi-annual assessments for only $25/Month! We will review your whole home Exterior, Interior, plumbing, electrical, heating etc! we will then send you a detailed report with pictures, videos, and recommendation on fixes! But it doesn't stop there, we can price and repair any aspect of your home!
Bradford Home Services is your personal maintenance company for your home, condo, rental property, or seasonal property! Born from our sister company Bradford Construction Management, you can trust your home is being reviewed by seasoned home builders! We have over 70 years of experience in the residential construction market, building high end homes, from design to finish. Take advantage of our bi-annual assessments for only $25/Month! We will review your whole home Exterior, Interior, plumbing, electrical, heating etc! we will then send you a detailed report with pictures, videos, and recommendation on fixes! But it doesn't stop there, we can price and repair any aspect of your home!
National Builder is a general contractor focusing on custom construction, renovation, and remodeling services. We specialize in kitchen and bathroom remodels, decks, siding, roofing, ADUs and additions. From foundation to finish, we do it all! With over a century of contracting experience between our team members, you can rest assured that we can bring your vision to life! Contact us for a free estimate on your project today!
National Builder is a general contractor focusing on custom construction, renovation, and remodeling services. We specialize in kitchen and bathroom remodels, decks, siding, roofing, ADUs and additions. From foundation to finish, we do it all! With over a century of contracting experience between our team members, you can rest assured that we can bring your vision to life! Contact us for a free estimate on your project today!
From average costs to expert advice, get all the answers you need to get your job done.
Ductless heating and cooling system costs vary depending on size, type, and energy efficiency. Their installation is likely to lower your energy bills.
Air duct inspections ensure your ductwork is in tip-top shape. Learn all the air duct inspection cost factors that impact what you’ll pay.
Faulty AC drip pans can lead to pesky leaks and improper home cooling. Find out how much AC drip pan replacement costs for your cooling system.
What are the dangers of mercury thermostats, and how do you safely recycle them? We’ll lead you through each of the environmental and health effects of mercury.
If your window AC needs some TLC, learn who to hire to clean and repair window AC units. Check out what you can do as a DIYer and what’s best left to a pro.
You don't always need a pro to step in, but a frozen AC unit will not fix itself. This guide teaches you how to troubleshoot an AC freeze so you can figure out whether to fix it yourself or hire a pro.
