We are ATG Mechanical Corp.

We specialize in the expert installation, repair, and maintenance of plumbing, heating, and gas systems for residential and commercial properties.

Your partner plumbing company for Queens, Brooklyn, The Bronx, Manhattan & Nassau County areas since 1970

Welcome to
ATG Mechanical Corp.

EST. 1970

At ATG Mechanical Corp., we understand the importance of having a functional and reliable plumbing, heating, and gas system in your home or business. That's why we take pride in delivering top-notch services and solutions to meet every customer's unique needs.

Our skilled and licensed master plumbers are equipped with the latest tools and technology to efficiently handle all your local plumbing, heating, and gas challenges. Whether you’re dealing with a simple clogged drain or a complex heating system issue, our technicians are up to the task.

No matter what your plumbing, heating, or gas needs may be, ATG Mechanical Corp. is here to help.

Our focus on outstanding customer service and attention to detail set us apart as the best plumber in Flushing, NY. Customer satisfaction is always our top priority. That’s why we strive to offer a full range of services by providing the best solutions for your plumbing project.


We provide a full range of plumbing repair and installation services, ensuring that every job is done right the first time.


We offer comprehensive heating system maintenance and repair services to keep your system running smoothly.


We are fully equipped and licensed to handle all of your gas line projects, from new installations to repair existing ones.


Routine maintenance and inspections are essential to ensure that your plumbing, heating, and gas systems are functioning optimally and safely.

If you’re looking for the best plumbing, heating, and gas services in Queens, Brooklyn, The Bronx, Manhattan, and Nassau County, look no further than ATG Mechanical Corp. Contact us today to schedule your appointment and experience the difference!

Navien Service Specialist

Navien Service Specialist

We are proud to be a Navien Service Specialist, installer, and service provider. We specialize in providing high-quality boilers to meet the needs of our customers, and we offer a wide range of services to ensure that your boiler is running efficiently and effectively.

Our services at a glance

Best in NYC plumbing and heating services for your residential or commercial project. Plumbing, Heating, and Gas solutions are our main focus. We keep our customers happy since 1970.

Click any service box below to see detailed information.

What we can offer you


ATG Mechanical Corp. offers first-rate work and customer service. We fix any general plumbing problem, and we keep your home’s...


Our plumbing and heating engineers have the knowledge and efficiency to help you with any commercial...


Backflow preventer valves are commonly used on properties that have large boilers, fire suppression systems...


All building owners and landlords must comply with the DOB and related regulations and are responsible...


All heating systems residential or commercial must be maintained and checked at least once a year to ensure the proper and smooth...


Natural gas is an inexpensive alternative to electricity. Many homeowners and businesses in the 5 Boroughs use gas-powered...


Local Law 152 is a gas safety law, and it was first launched in 2016 by the Department of Buildings (DOB) of New York City...


The concept of smart homes has been gaining popularity in recent years, and it's not hard to see why. Smart homes offer a level of convenience...

Our Clients' Experience

From Recent Projects


View the before and after photographs by dragging the arrows.

Before After New heater installation - Near Old Bethpage Long Island - before

New heater installation – Near Old Bethpage Long Island

Before After Water heater install - Near Westbury NY - after

Water heater install – Near Westbury NY

Before After Water heater installation - Near Flushing NY - beforeWater heater installation - Near Flushing NY - after

Water heater installation – Near Flushing NY

Mechanical Corp.

...and team

Wishing our Clients

Happy 4th of July