

Guaranteed Service continues to be the company of choice for New Jersey residents who need quality and dependable installations, repairs, replacements, or maintenance services regarding their heating, cooling, plumbing, electrical, water treatment, or indoor air quality.
Our technicians, plumbers, comfort advisers, and customer service representatives are professional and experienced; there's no job we can't handle. We are licensed, bonded, and committed to complete customer satisfaction.
AREAS WE SERVE
Full Service Company Serving New Jersey
Guaranteed Service provides plumbing, heating, cooling, electrical, water treatment & indoor air quality services in ALL of Central New Jersey & the Jersey Shore. If you are looking for reliable and trustworthy home service, contact us today!
Guaranteed Service is backed by years of industry experience, with fully trained and knowledgeable technicians available for you 24/7/365. We can help you resolve all of your problems today and we stand behind our Same-Day Service Guarantee, so you can rest assured that today really means today! Whether you have a broken HVAC system, no air conditioning, no heat, need a generator, indoor air quality questions, hard water, a clogged toilet, need a bathroom remodeled, or anything in between, we can help you!
We serve customers throughout Monmouth County, Middlesex County, Somerset County, Ocean County, Mercer County, Union County, Burlington County, and Camden County, including:
Monmouth County
Adelphia
Allenhurst
Allentown
Asbury Park
Atlantic Highlands
Avon By The Sea
Belford
Belmar
Bradley Beach
Brielle
Cliffwood
Colts Neck Township
Cream Ridge
Deal
Eatontown
Englishtown
Fair Haven
Farmingdale
Fort Monmouth
Freehold Township
Hazlet Township
Highlands
Holmdel
Howell
Imlaystown
Keansburg
Keyport
Leonardo
Lincroft
Little Silver
Long Branch
Manasquan
Marlboro
Matawan
Middletown Township
Millstone Township
Monmouth Beach
Morganville
Navesink
Neptune Township
Oakhurst
Ocean Grove
Oceanport
Port Monmouth
Red Bank
Roosevelt
Rumson
Sea Girt
Shrewsbury
Spring Lake
West Long Branch
Wickatunk
Ocean County
Barnegat Township
Barnegat Light
Bayville
Beach Haven
Beachwood
Brick
Forked River
Island Heights
Jackson
Lakehurst
Lakewood
Lanoka Harbor
Lavallette
Manahawkin
Manchester Township
Mantoloking
New Egypt
Normandy Beach
Ocean Gate
Pine Beach
Point Pleasant Beach
Seaside Heights
Seaside Park
Toms River
Tuckerton
Waretown
West Creek
Somerset County
Basking Ridge
Bedminster
Belle Mead
Barnardsville
Blawenburg
Bound Brook
Bridgewater Township
Far Hills
Flagtown
Franklin Park
Hillsborough Township
Kingston
Liberty Corner
Lyons
Manville
Martinsville
Neshanic Station
Peapack and Gladstone
Raritan
Rocky Hill
Skillman
Somerset
Somerville
South Bound Brook
Warren Township
Watchung
Zarephath
Mercer County
East Windsor
Ewing Township
Hamilton Township
Hightstown
Hopewell Borough
Hopewell Township
Lawrence Township
Pennington
Princeton
Robbinsville Township
Trenton
West Windsor Township
Middlesex County
Avenel
Carteret
Colonia
Cranbury
Dayton
Dunellen
East Brunswick
Edison
Fords
Helmetta
Highland Park
Iselin
Keasbey
Kendall Park
Metuchen
Middlesex County
Milltown
Monmouth Junction
Monroe Township
New Brunswick
North Brunswick Township
Old Bridge Township
Parlin
Perth Amboy
Piscataway
Plainsboro Township
Port Reading
Sayreville
Sewaren
South Amboy
South Plainfield
South River
Spotswood
Woodbridge Township
Hunterdon County
Annandale
Asbury
Baptistown
Bloomsbury
Califon
Clinton
Flemington
Frenchtown
Glen Gardner
Hampton
High Bridge
Lambertville
Lebanon
Milford
Oldwick
Pittstown
Pottersville
Quakertown
Readington Township
Ringoes
Rosemont
Sergeantsville
Stanton
Stockton
Three Bridges
Whitehouse
Learn About Guaranteed Service
YOU'LL BECOME A CUSTOMER FOR LIFE
WELCOME TO GUARANTEED SERVICE!
Comprehensive Services to Meet Your Every Need
When you contact Guaranteed Service, we will immediately dispatch one of our technicians and guarantee that we will arrive on time or the service is free. Our team is highly professional, and each member was handpicked so you can rest assured that you'll get only the best. We will go above and beyond for you.
Our comprehensive services include:
- Air conditioning repair
- Air conditioning replacement & installation
- Air conditioning tune-ups
- Furnaces
- Heating repairs
- Heating installation & replacement
- Heating tune-ups
- Water heaters
- Plumbing
- Indoor air quality, including humidifiers, dehumidifiers, and air purifiers/cleaners
- Water softeners
- Boilers
- Ductless air conditioning
24/7/365 Availability Guaranteed
We know how frustrating it can be when your water heater stops working or your air conditioner breaks in the middle of a heatwave. Because your comfort is our top priority, we are available 24/7/365 to get your plumbing, heating, cooling, electric, water treatment, and indoor air quality working safely and efficiently. We will make you a customer for life.
Contact Our Team Today
Fast, Local Service
SEE WHAT OUR CUSTOMERS ARE SAYING
TESTIMONIALS
We Guarantee
Satisfaction Guaranteed
We guarantee your complete satisfaction. If you are not fully satisfied, we'll make it right or you won't pay.
Who is Coming
We will call you when we are on the way, and you will receive both text and email reminders with bios of your technician.
We Will Fix It Right the First Time, Every Time
We believe that a job done right once will always last.
On Time or It's Free
We understand how valuable your time is and we will always respect that.
Honest, Fair & Upfront Pricing
We will provide you with honest, fair and upfront pricing on every job that you ask us to do.
24/7 Top Notch Service
Our customer service representatives are available 24 hours a day, 7 days a week, so you will always speak to a live person.