Konopka-Marsden & Sons

“Your comfort and satisfaction are our highest priorities.” At Konopka- Marsden & Sons, we realize that with every heating and cooling service call, our customers are entrusting their homes and their facilities to our care. We acknowledge this responsibility by striving to exceed our customer’s expectations through each and every heating and air conditioning service call.

Financing Available

Buy today and pay over time!

Contact Us

Phone: 609-465-0770
Emergencies: 609-465-0770

Konopka-Marsden & Sons is an official contractor of South Jersey Gas! Click the download link below to see how you can save money and gain financial help using South Jersey Gas’s Clean Energy Program.

Now Accepting Online Payments

Konopka-Marsden & Sons accepts all major credit cards plus ACH (automatic payments) for contracts.



For over   years, Konopka-Marsden & Sons have been providing outstanding heating, cooling and refrigeration services to all of South Jersey.

Do you need a new heating or air conditioning system? Or perhaps you are not sure if you should repair the one you have. Our team of factory-authorized professionals will guide you through the process of evaluating your current system and, if necessary, help you to select the very best system that’s right for your family’s or business’s needs and budget.


Has your heater or air conditioning stop working? Maybe your walk-in refrigerator is on the fritz? Unlike our competitors, Konopka-Marsden & Sons never charge extra for emergency visits! Call us today at 609-465-0770 or 609-780-7327 during non-business hours.

Need electrical work?

No problem!

We are affiliated with Marsden and Son’s Electric.
Call: 609-898-0070 or email shelton@marsdenelectric.com for immediate help with all your electrical needs!

Residential Service

Since 2005 Konopka-Marsden & Sons have been keeping families comfortable all year long. We also provide emergency service so you never have to sacrifice your family’s comfort.

Commercial Service

Konopka-Marsden & Sons offer a wide array of commercial and industrial heating and air conditioning products and repair services, to name a few: freezers, ice machines, Reach ins, Walk in box, coolers.

Service Area

  • Avalon
  • Cape May
  • Cape May Court House
  • Del Haven
  • North Cape May
  • Wildwood
  • West Cape May
  • Stone Harbor
  • Sea Isle City
  • Villas


Our reputation for professional and quality HVAC and refrigeration is known throughout New Jersey.

Satisfaction Guaranteed

We have many satisfied customers, both homeowners and commercial clients.

Fully LIcensed & Insured

Unlike many “part-time” heating and air contractors, we are fully licensed and insured!