The HVAC industry thrives on providing indoor environmental comfort through heating, ventilation, and air conditioning services. Companies in this industry, such as the top 20 in Delaware, offer extensive solutions from installation, maintenance to repair services catering to residential and commercial necessities. The industry, evolving with technology, increasingly embraces energy-efficient, environmentally friendly, and smart HVAC systems. Delaware's HVAC sector mirrors this trend, with companies incorporating cutting-edge technology into their services, catching up with the demand for sustainable and energy-saving solutions.


Top 20 HVAC companies in Delaware

1. Burns & McBride Home Comfort

Burns & McBride is a local heating and cooling company in New Castle County, Delaware. With over 70 years of experience, they offer high-efficiency air conditioners and 24/7 emergency repair services. They have a team of professionals who can handle any AC situation. They are known for their reliable oil delivery services with one of the largest and most modern delivery fleets.


2. Seiberlich Trane Energy Services

Seiberlich.com is a company that specializes in providing building automation solutions and energy services. They help make buildings work better and offer a wide range of HVAC equipment and services.


3. Atlantic Refrigeration

Atlantic Refrigeration and Air Conditioning is a commercial heating, ventilation, and air conditioning (HVAC) and refrigeration contractor serving Delaware and Maryland. They offer high-efficiency Energy Star HVAC and refrigeration units, furnace replacements, water heaters, and air conditioning services. They provide financing options, online bill payment, and 24/7 emergency service.


4. Penco Corporation

  • Website: pencocorp.com
  • Headquarters: Seaford, Delaware, United States
  • Founded: 1949
  • Headcount: 51-200
  • LinkedIn

Penco Corporation is a distributor of plumbing, heating, and air conditioning products. With over 70 years of experience in the industry, Penco provides unparalleled service and knowledge to professional contractors. They constantly strive to stay updated with market changes and new product innovations. Contact them today to experience the Penco difference!


5. Custom Mechanical Inc.

Custom Mechanical is a residential service provider specializing in HVAC and plumbing services. With over 40 years of experience, they offer prompt, professional, and courteous repairs, installations, and maintenance. Their services include air conditioning and heating repairs, installations, and maintenance, plumbing repairs, water heater replacements, and sheet metal work. Custom Mechanical is known for its commitment to quality workmanship at a competitive price, serving over 10,000 homeowners in Delaware and Maryland beach communities.


6. APEX Mechanical & Fabrication

APEX Mechanical & Fabrication specializes in industrial field services, offering a wide range of mechanical services, boiler services & repair, sheet metal, plumbing, and HVAC services. They also provide shop fabrication for pipe, sheet metal, and steel fabrication, as well as modular construction. With a focus on quality, safety, and efficiency, APEX is committed to delivering superior solutions to their customers.


7. Schlosser & Associates

Schlosser & Associates Mechanical Contractors is a company that specializes in providing plumbing, heating, air conditioning, and related services to residential and commercial clients. With a commitment to quality craftsmanship and a customer-first philosophy, they deliver outstanding value and build long-term customer relationships. They serve customers in Delaware, Maryland, and Pennsylvania.


8. Berry Refrigeration

Berry Refrigeration Company is a leading provider of commercial and industrial HVAC services in Delaware. They offer a full range of high-performance mechanical services, specializing in construction, service maintenance, repairs, and replacements for heating, air conditioning, refrigeration, energy management, and automated temperature controls for commercial and industrial facilities.


9. Absolute Climate Control Inc

Absolute Climate Control offers HVAC services, including air conditioning, heating, furnace repair and installation, and air quality assessments.


10. D & T Heating & Cooling

D&T Heating and Cooling offers air conditioner repair, AC service, AC repair, AC installation, and AC maintenance for commercial and residential HVAC systems. They also offer furnace repair, furnace installation, heater replacement, and heat pump service.


11. Peninsula Oil CO., INC

  • Website: penoil.com
  • Headquarters: Seaford, Delaware, United States
  • Headcount: 51-200
  • LinkedIn

Peninsula is a home heating and cooling company that offers delivery services for oil, propane, and alternative heating fuels. The company provides heating installation, repair, and maintenance services, as well as air conditioning system installation, repair, and maintenance services. Peninsula also offers plumbing services, portable restrooms, and preventative maintenance for plumbing systems.


12. Megee Plumbing &a; Heating

  • Website: megee-plumbing.com
  • Headquarters: Georgetown, Delaware, United States
  • Headcount: 51-200

Megee Plumbing & Heating is a family-owned business that provides plumbing, HVAC, and electrical services to Delmarva customers. They offer installations, repairs, and maintenance for heating, air conditioning, generators, septic systems, electrical wiring, and plumbing fixtures.


13. Joseph Frederick & Sons

Joseph Frederick & Sons is a family business providing heating, cooling, plumbing, and electrical services to the Delaware Valley. They offer full-service HVAC, plumbing, and electrical services to residential and commercial customers.


14. Service Unlimited Inc

Service Unlimited, Inc. (SUI) is a full service mechanical contracting firm specializing in maintenance and service of heating, air conditioning, ventilation, refrigeration, and building management control systems. Our focus on commercial, industrial, and institutional customers allows us to react quickly to high stakes service situations providing quality service when you need it. We offer a wide range of experience, training, and technology both in-house and also through our professional relationships with manufacturers and representatives of some of the industry's finest equipment and systems. At SUI, we offer the financial stability you need from a supplier, plus the reliability of operating throughout the tri-state area for over 50 years. Our trained, uniformed service technicians are electronically dispatched 24-hours a day to provide prompt, courteous service to our contract customers. In addition, we guarantee a 2-hour response to our contract customer's request for emergency service, 365 days a year. At SUI we understand that your investments in mechanical and building management control systems are substantial. You need first class attention for your systems. Our maintenance and service agreements are designed to provide you with the confidence that your mechanical systems are maintaining peak operation, with limited interruptions, while reducing your energy costs. The agreements also provide discounted pricing on labor & material and preferred access to SUI's service team of technicians, apprentices, and support staff. We are dedicated to being an organization focused on identifying our customer's needs and then providing the most effective solutions. We utilize a diverse array of vendors to find your parts fast and get your units operating at peak performance. The emphasis is always to help reduce costly repair service orders as well as limit administrative expenses which adds up to yearly savings, longer equipment life and quality service. We educate our customers on their specific situation and ...


15. Delaware Heating and Air

Delaware Heating and Air Conditioning Service Inc provides heating, ventilation and air conditioning (HVAC) services for residential and commercial properties in Newark, DE and the surrounding areas.


16. Air Doctorx Incorporated

Air Doctorx offers heating, cooling, indoor air quality, and plumbing services for homes and businesses in Delaware. With certified technicians, they provide installation, repair, and replacement services for a range of HVAC systems and air quality products to ensure a comfortable and healthy living environment.


17. Sobieski Mechanical & Fire Protection

Sobieski is a professional services company that offers all-in-one solutions for home builders, general contractors, and property owners/managers in the plumbing, heating & air conditioning, and water heaters industries. With a focus on customer satisfaction, Sobieski has built lasting relationships with clients, providing high-quality services through a team of friendly, knowledgeable, and caring experts. The company emphasizes integrity and holds industry recognition and various awards.


18. Total Construction Rentals INC

  • Website: heatmyjob.com
  • Headquarters: New Castle, Delaware, United States
  • Founded: 2009
  • Headcount: 1-10
  • LinkedIn

Heatmyjob.com is a rental equipment company specialized in temporary portable climate control solutions, such as heating, cooling, dehumidification, and ventilation.


19. Preferred Mechanical

Preferred Mechanical sells the most reliable heating and air conditioning systems on the market. We have excellent relationships with our manufacturers, ensuring we get optimal pricing and rebate notifications. Which we pass along to you, our valued customer! All of the systems we install are energy efficient, environmentally friendly and easy to service and operate. Check out some of the heating and cooling systems we have recenty installed: Residential Hot Water Heating System Sears @ Hamilton Mall Commerical Refrigeration Installation and Service High Rise First Class Office Space


20. Boulden Brothers

Boulden Brothers is a family-owned and operated home service company that provides expert solutions for plumbing, heating, air conditioning, and electrical needs. They offer a range of services including installation, repair, and maintenance for residential and commercial customers.


Want to find more HVAC companies?


If you want to find more companies that offer extensive HVAC services, including installation, maintenance, and repair you can do so with Inven. This list was built with Inven and there are hundreds of companies like these globally.


With Inven you'll also get to know the company's:


  • Ownership: Which of these are private equity backed? Which are family-owned?
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  • Financials: How do these companies perform financially? What are their revenues and profit margins?

...and a lot more!