For more than 10 years, homeowners and businesses in Sussex County and the greater Tri-State Area have relied on Dynamic Mechanical Services for heating, cooling, and everything in between. From boilers and furnaces to heat pumps and mini splits, we bring the expertise, partnerships, and financing options to get the job done right.


HVAC Services in Sussex County, NJ
& the Greater Tri-State Area

NJ Master HVACR Contractor    |   10+ Years Serving Sussex County    |    Residential & Commercial    |    Mitsubishi Diamond Contractor

Sussex County's HVAC Experts

What We Do

Heat Pump Installation

Modern, energy-efficient heating and cooling for your home. Zero-percent financing available.

Learn more Natural Gas Conversions

Natural gas is expanding in Sussex County. We handle the full conversion from oil.

Learn more Air Conditioning

AC repair, installation, and ductless mini split systems throughout Sussex County.

Learn more Heating Services

Gas and oil heating, furnace and boiler repair, maintenance, and full system replacements.

Learn more Commercial Services

HVAC, heating, cooling, and pipe work for businesses and commercial properties.

Learn more

Financing

Zero-percent financing up to $25,000 on qualifying heat pump installations through JCP&L and NEIF. Additional financing available through Elizabethtown Gas and Synchrony.

Learn More

Proudly a Mitsubishi Electric Diamond Contractor

As a Mitsubishi Diamond Contractor, DMS is factory-trained and authorized to install and service Mitsubishi Electric heat pumps and ductless mini split systems — the industry's leading equipment for efficiency and reliability.

About Dynamic Mechanical Service

Founded in 2013, DMS started as a sole proprietorship serving oil burner customers in Sussex County. Over the past decade, we've grown to offer the full spectrum of HVAC services, including heating, cooling, conversions, and commercial work, while staying true to our values as a local, community-based contractor.

  • “We love the new cooler climate in the house, especially during the heat waves. You have brought us a blessing.”

    Norma O.

  • “Thank you for your service. I appreciate your fidelity in returning calls and keeping appointments.”

    Brenda

  • “Steve, Renee & Team, Thank you for the great job. I will recommend you to all who need your services.”

    Bill

  • “Thank you to you and your team. It was a pleasure having the work done. Especially Roy. The entire process was wonderful! Many Thanks.”

    Karen V.

  • “Thank you- your service fellow was kind and excellent.”

    Mary C.

  • “Thank you for the great work. We appreciate having the heat back on.”

    Tilly T.

Questions?

This form can be used to email us but should not be used to request emergency service.
For 24/7 Emergency Support CALL 973-875-4804, option 1. Please allow 30-minute return call response time from a technician. 

C O N T A C T U S