Our Commercial services have satisfied customers all over NJ


We are on-call for all of your plumbing repairs and service needs.


One Year Interest Free* Financing (*available to qualified customers)

AC Services

Check with us for rebates on upgrading to energy efficient heating and cooling systems

20+ Years In Plumbing, Heating & Air Conditioning

Under the leadership of Dave Weinfeldt, the company has kept pace with the everchanging Codes and devices with an ongoing commitment to continuing education in the field of plumbing contracting.

Dawson Mechanical is your fully qualified, licensed and insured plumbing, heating, cooling, piping, and sewer line contractor. Our teams are well trained as artisans who take pride in their work. We also understand that our client’s, whether factory owner, property manager or homeowner, take pride in their property too.

At Dawson Mechanical, we want you to invite us back for your next project!

We have a long and proud history givin emphasis to environment social and economic outcomes to deliver places that respond too the complex global forces shaping our future

Navien Service Specialist

Navien Service Specialist

Energy Star

Energy Star

BPI Accredited

BPI Accredited

Commercial Services

Plumbing Repairs

The most important measure you can take to prevent serious water damage is to know how to turn off the main water supply.

Back Flow Testing

Dawson Mechanical Contracting - Specialists Providing Turn-Key solutions to the backflow industry.

Hot Water Heaters

All hot water heater repairs and hot water service required by law to be performed by a licensed master plumber or ...

Leaks Under Slabs

Slab leaks result from some type of failure in a home's plumbing system. The failure could be caused by faulty ...

Leak Detection / Repair

Pipe leaks can be elusive annoyances. Sure the ceiling tiles are a mess, and the water is dripping over head, but is the ...

Water Jetting

High pressure water jet to clean your sewer & septic lines from grease, leaves and clear severe and/or stubborn blockages

Residential Services


Whether it's an emergency or a planned plumbing repair, our professionally certified local specialists are on-call for all of your ...

Thermostat / Humidifiers

Thermostat repairs, replacement and water heater thermostat repairs keep you on target for year round comfort and ...

Heating & hot water heaters

When it’s 20 degrees outside, and an icy rain is falling the last thing you want is a cold shower!

Water softener / Conditioning

Softeners and water conditioners affect how your water tastes and smells, how your food tastes, how your skin and ...


If your home starts feeling like a day at the Great Swamp we’ll promptly service and repair your cooling system for comfort and coolness.

Drain cleaning / Garbage disposals

Did you know that putting a cut lemon in your garbage disposal will rid it if nasty odors left behind? If your problems are ...

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    Everything should be as simple as it is, but not simpler as you