You Will Become a Customer for Life Guaranteed

Plumbing, Heating, Cooling, Water Treatment, Electrical & Indoor Air Quality Service in Old Bridge, NJ

Guaranteed Service—Same-Day & 24/7!

At Guaranteed Service, we go above and beyond to live up to our name. We guarantee 100% satisfaction on all our Old Bridge heating and cooling services, not to mention plumbing, water treatment, indoor air quality, and electrical work. We also offer lifetime warranties on all HVAC system installations, so you can trust us to always provide you with long-lasting, energy-efficient equipment. When it comes to repairs, we will be at your home ASAP. We provide same-day appointments, and are even available 24/7 for emergencies! Our certified professionals make it easy to get affordable maintenance work with our Comfort Club Membership, which now comes with no over-time fees, additional discounts, and priority appointments. And with flexible financing options and coupons and specials designed to fit any budget, it’s always a good time to call an Old Bridge plumber and electrician or HVAC tech from Guaranteed Service.

To request an appointment today, dial (732) 412-1134.

HVAC & Indoor Air Quality Services in Old Bridge Township

Whether you’re dealing with a broken AC unit in the midst of a summer heatwave or a leaky furnace during the dead of winter, you can always count on Guaranteed Service to be there for you. Our heating and cooling experts have pretty much seen it all when it comes to HVAC problems and know how to diagnose any problem your system may be having. We are capable of handling a range of heater and air conditioner models and know how to help you maximize your equipment’s performance and energy efficiency. And with indoor air quality services and products to help you breathe easier and feel better, Guaranteed Service is the company you can call for all of your home comfort needs.

Our Old Bridge AC and heating services include:
  • Air conditioning repair and maintenance
  • Air conditioning installation and replacement
  • Ductless air conditioning repair and replacements
  • Heating repair and maintenance
  • Heating installation and replacement
  • Furnace services
  • Humidifier and dehumidifier installation
  • Air cleaner and air purifier installation

Old Bridge Water Treatment & Plumbing Services

There are few things more important to your daily routine than working plumbing. A functioning plumbing system allows you to cook, clean, and bathe, in addition to providing you with potable drinking water and removing toxic wastewater. That’s why Guaranteed Service offers plumbing appointments on nights, weekends, and even holidays. Our goal is to make sure you never have to go for long without working plumbing equipment, and to provide you with top-of-the-line fixtures and appliances if you do need to make a replacement.

Some of our most popular Old Bridge plumbing services include:
  • Water heater services
  • Boiler services
  • Drain cleaning
  • Leak detection
  • Plumbing repair and maintenance
  • Kitchen and bathroom remodeling

On top of our standard plumbing services, we also offer water treatment repairs and installations. Contact us today for water filtration systems that can remove contaminants from your drinking supply, or water softeners guaranteed to make your hard water taste better. And if you are ever unsure about the quality of your water, just contact our experts for water testing services.

Old Bridge Electrical Services

Screwing in a lightbulb may be easy, but professional electrical service is hard. That’s why our Old Bridge electrical service company uses nothing but highly trained experts who are equipped with the latest tools and technology. Whether you need to inspect your electrical panel or rewire your home for new lighting, Guaranteed Service can provide you with the efficient and safe results you deserve. And remember, when it comes to electrical work, safety is paramount. Much as you may be tempted to begin a DIY electrical project, fooling with your electrical system can lead to shocks and fires—not to mention additional problems with your equipment. That’s why if you want to always keep your lights on and your juice flowing, just call Guaranteed Service for a same-day appointment.

Our Old Bridge electrical pros can provide:
  • Electrical repair and inspections
  • Electrical panel upgrades
  • Whole-house generator installations and repair
  • Whole-house surge protector installations
  • Lighting services

Don’t hesitate to contact our Old Bridge home service professionals! Call (732) 412-1134 anytime, or just click here to send us a message right now.

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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