King George Plumbing & Air You Will Become a Customer for Life

King George Plumbing & Air Is Now Guaranteed Service!

Call Today for Unparalleled Customer Care & Home Comfort Solutions

Here at Guaranteed Service, we are always going above and beyond to deliver the top-quality home comfort solutions you need and deserve. We are incredibly excited to announce that we have acquired the locally owned and operated company King George Plumbing & Air! This new acquisition enables us to expand our services to meet the needs of our ever-growing customer base.

We will be able to provide exceptional heating, cooling, electrical, indoor air quality, plumbing, and water treatment services to residents throughout Central New Jersey, including:

  • Monmouth County
  • Middlesex County
  • Morris County
  • Hunterdon County
  • Union County
  • Somerset County
  • Mercer County
  • Burlington County
  • Ocean County

Call (732) 412-1134 to learn more about how Guaranteed Service can serve you.

About King George Plumbing & Air

We’re extremely lucky to pair with the amazing team at King George Plumbing & Air. Their Long history and top-notch reputation for service makes us a perfect match

- Adam Belitz, President of Guaranteed Service

Since 1983, King George Plumbing & Air has proudly provided the most exceptional services at the most affordable pricing. Based in Green Brook, NJ, King George Plumbing & Air is a leader in plumbing, heating, and cooling services. As part of the Guaranteed Service family, King George can now offer their loyal customers an extended list of services, including heating, cooling, plumbing, electric, water treatment, indoor air quality, and 24/7 emergency services.

What You Can Expect from Guaranteed Service

Guaranteed Service’s dedication to extraordinary customer service is a perfect match with ours

- Chuck DeTorres, President and Owner of King George Plumbing & Air

At Guaranteed Service, we understand that a smooth-running, comfortable home makes for a happy family. Our team is committed to offering the most dependable, affordable services around. Each member of our team has undergone rigorous training and is prepared to handle any repair, replacement, installation, inspection, or maintenance service you may need. We always get the job done right the first time.

Our team backs every service with our ultimate guarantees, which include:

  • A 100% satisfaction guarantee
  • A same-day service guarantee
  • An on-time-or-it’s-free guarantee
  • A fixed-right guarantee
  • A lifetime equipment guarantee
  • An honest and upfront pricing guarantee

Our services include:

Join Our Comfort Club Today!

Guaranteed Service is here to take care of your home’s most essential systems. As a leader in the home comfort industry, we have created the Comfort Club, which enables us to maintain your systems’ performance and efficiency. As a member of the Comfort Club, you can enjoy routine system inspections, priority service, discounts on all repairs, a lifetime warranty on repairs, and standard pricing rates for after-hours services.

With Guaranteed Service on your side, you can rest easy knowing your home is in the hands of highly trained technicians who complete every service with your safety and comfort in mind.

Call (732) 412-1134 or contact us online to discover the Guaranteed Service difference!

Learn About Guaranteed Service

  • You’ll Become a Customer for Life
  • Welcome to Guaranteed Service!
  • See Why They Become Customers for Life!

Our Pledge:

As an Employee of Guaranteed Service
  • I will always ask the customer at the end of my visit if they are completely satisfied with my visit and the service provided. If they are not, I will do everything in my power to make sure that they are.

  • I promise not to mislead or offer any customer products or services that they do not need or want.

  • I promise to always be ethical and do the right thing, every time.

  • I promise to take personal responsibility for the satisfaction of every customer and will follow all company policies and procedures at all times.

  • I will provide every customer, regardless of size of project, with every available option, which will allow them to make the repair or replacement decision that best suits their needs.

  • I promise to always use my technical knowledge and skill to diagnose all of our customers issues as efficiently and quickly as possible, while providing constant updates to our customer every step of the way.


  • Best HVAC experience I’ve ever had. “The guys at Guaranteed are the best. Al Giordano was friendly, on time and knowledgeable. He helped us pick out the best system for our home. Brian and Nick installed the system in one day. They were efficient, respectful and clean. The job came out better than I could’ve imagined. Best HVAC experience I’ve ever had.”

    - Sebastian C.
  • I will definitely use them again! “Truly great service, Joe is an excellent technician. He took the time to explain everything he was doing and answered all of my questions. I’m so glad I took advantage of the tune-up offer that Guaranteed Service was offering. I will definitely use them again for my maintenance service in the future and would highly recommend this company.”

    - Susan C.
  • Courteous, Professional and Efficient! “One of the best companies that I have ever worked with! From my first phone call to the final walk through, everything was impeccable! Al Giordano
    was just amazing, explained everything upfront and took the time to answer all my questions and address my concerns. Jason, Brian and Nick were fantastic and I cannot stop raving about them to my friends and family! I would recommend them over and over again, courteous, professional and efficient! Call Guaranteed Service, you will not be disappointed!”

    - Lyndell P.

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