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About Guaranteed Chimney Service


Guaranteed Chimney Service, Inc. is a locally owned and operated full-service chimney care company located in Westhampton Beach, Long Island, New York. We have extensive industry experience and have been installing and servicing the fireplaces and chimneys of Eastern Suffolk County for over 10 years. Our certified sweeps are dedicated to the highest level of customer service and work hard to meet and exceed the needs and expectations of our customers. If you’re looking for “Old Fashioned, Reliable Service”, look no further than Guaranteed Chimney Service!

Our Certifications

At Guaranteed Chimney Service, your family’s safety and well-being are important to us. We know you are counting on us to be thorough and meticulous in our work, and to help ensure that your heating appliance and chimney system are working properly and efficiently. That’s why we’ve undergone extensive training to keep us up on industry standards and the latest information and techniques. Our certifications include:

Our company is also fully insured and licensed in your town, so you don’t have to worry when we’re on the job!

Quality Work & Superior Service

With Guaranteed Chimney Service on the job, you can expect professionalism, efficiency, and superior customer service. We value the customer-service provider relationship, and vow to always be up front and honest about what we’re doing and what your system needs. Our goal isn’t to be the biggest chimney care company on Long Island – it’s simply to keep you and your family safe, warm, and happy!

At Guaranteed Chimney Service, we specialize in everything from Refractory Fireplace installation to glazed creosote removal — so whatever your heating needs, we can help! Our services include:

The fireplaces and chimneys of Long Island can get worked pretty hard, but we can help you keep them working efficiently and safely. From annual inspections and sweepings to parts replacement, we’ve got you covered.

Our Hearth Store

We know that shopping for a new appliance or accessory can be overwhelming – but we want to make it as easy for our customers as possible. We have our own fully-stocked hearth store, where our customers can view the best products in the industry and have any questions answered by our knowledgeable staff. To check out our hearth store, click here!

Our Service Area

For over 10 years, we’ve been providing chimney and fireplace installations and care to Eastern Suffolk. In North Fork from Wading River to Orient and South Fork from Shirley to Montauk, you can count on us for “Old Fashioned, Reliable Service”. Call us today!


Learn the answers to some of our frequently asked questions, and then give Guaranteed Chimney Service a call for more information and to schedule your appointment.

Certifications/ Associations

Why Choose Guaranteed?

  • Expertise - This is what we do! We focus 100% of our business on all things chimney related. You could even say we are "chimney geeks".
  • Safety, Safety, Safety! - Your safety is our number one priority. We take no shortcuts. We're your neighbors! The owner and crew live, work and play in Eastern Long Island.
  • CSIA Certified Technicians - You get the guys who know right from wrong. Our technicians have been educated, tested and certified by the Chimney Safety Institute of America. There's more to a simple chimney sweep than meets the eye. An educated technician can spot a potential problem and recommend the correct repair - not just sell you something you don't need.
  • Reliable - we keep our appointments. We know your time is valuable. When you schedule an appointment with us, we show up! If unavoidable changes happen, we'll call you.

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