Building Trust
and Excellence
Since 1991
ABOUT NJM
At NJM Mechanical & Contracting, we’re more than just a service provider—we’re your trusted partner for all things plumbing, HVAC, and construction. Founded in 1991, we’ve built a reputation for delivering high-quality, reliable services across Long Island, Nassau County, and Suffolk County. With over 30 years of experience, we take pride in offering solutions that make homes and businesses more comfortable, efficient, and beautiful.
Our team of licensed professionals—whether it’s licensed plumbers, HVAC experts, or general contractors—brings their expertise and dedication to every project. We stand behind our work with a satisfaction guarantee and transparent pricing, because we believe in doing things the right way, every time.
Over 20 Years of Unmatched Excellence in Plumbing and HVAC Services
At NJM Mechanical & Contracting, we are more than just a service provider—we’re your trusted partner in ensuring your home’s comfort, efficiency, and safety. With roots dating back to December 2004, we bring over 33 years of industry experience to every project, providing superior HVAC and plumbing services throughout Suffolk and Nassau County.
Our Comprehensive Services: Plumbing and HVAC
We pride ourselves on our ability to handle a broad range of services under one roof, making us the go-to choice for homeowners who need expert assistance with everything from plumbing and heating to air conditioning and home renovations. Our team includes a Licensed Master Plumber, ensuring that every aspect of your home's mechanical systems is expertly managed, whether it's a complex plumbing installation or an HVAC system upgrade.
Beyond HVAC and plumbing, we offer contracting services, includingwindow installations and upgrades, making us your one-stop shop for enhancing both the comfort and value of your home.
Serving Long Island Since 1991: Solving Plumbing and Heating Issues with Expertise
Since our inception, we’ve been committed to solving Long Islanders' plumbing and heating issues with unmatched dedication and expertise. Whether it’s a leaky pipe, a malfunctioning heating system, or a full HVAC installation, our team approaches each task with the precision and care that only decades of experience can provide.
Our Promise: Your Comfort, Our Priority
At NJM, we are committed to not only meeting but exceeding your expectations. With over 20 years of company experience since our founding in December 2004, and a collective 33 years of industry expertise, we guarantee superior workmanship, personalized service, and solutions that last. Our dedication to safeguarding your comfort and enhancing your home’s efficiency is what sets us apart.
Let us handle the heavy lifting while you enjoy the comfort, convenience, and peace of mind that comes with a well-maintained home. From emergency repairs to scheduled maintenance, NJM Mechanical & Contracting is here to keep your home running at its best.
Crafting Quality Solutions with Integrity and Precision
Our mission is to provide Long Island homeowners and businesses with top-notch mechanical and contracting services.
At NJM Mechanical & Contracting, we’re driven by a simple goal: to exceed customer expectations with every project. Whether it’s a routine plumbing fix, a new air conditioning installation, or a full-scale home renovation, we approach each job with the same level of professionalism and care. Our commitment to high-quality workmanship, energy-efficient solutions, and outstanding customer service has helped us earn the trust of the Long Island community for more than three decades.
The NJM Mechanical
& Contracting Difference
Licensed & Insured Experts
Rest easy knowing your project is handled by licensed, certified professionals. Whether it’s plumbing, HVAC, or construction, we ensure the highest level of craftsmanship.
30+ Years of Experience
Serving Long Island since 1991, we bring decades of experience and expertise to every job, ensuring each project is completed to the highest standards.
Energy-Efficient Solutions
Our focus on energy efficiency not only saves you money but also contributes to a more sustainable environment. We use advanced technologies and materials to maximize efficiency in all our projects.
24/7 Emergency Services
From emergency plumbing repairs to urgent HVAC breakdowns, we’re available around the clock to keep your home safe and comfortable.
Satisfaction Guaranteed
We believe in our work and stand behind it. Our satisfaction guarantee ensures that you’re happy with the results, no matter the size of the project.
Find Cooling Services Near You!
Service Area Links:
- Long Island
- Nassau County
- Suffolk County