A Leading Long Island Roofing Company
for Over 30 Years

Licensed & Insured • Financing Available • Free Estimates

Get a free estimate on your Long Island residential roofing project today.

Call residential roofing specialist Tom Jannace at (631) 751-4734.

Get a
Free Estimate

A Long Island Roofing Company You Can Rely On

Our website illustrates your choice of products and services available for your roofing or home remodeling project.

Please review the various areas of our website to help you make an informed decision and to build confidence we are the right contractor for your roofing project.

We’ll make sure your home makes a striking impression, adding the greatest curb appeal in your neighborhood. Attention to detail, quality products and quality craftsmanship is key.

Your choice of roofing material is an important decision when protecting your home from the elements, bringing out the beauty and extending the useful service life of your roof system.

Homeowners have numerous choices of products, styles and design options. There are several shingle and shingle type materials. Asphalt, wood, tile, metal and composite; just to name a few.

Tom Jannace Roofing guarantees properly trained and experienced customer service and complete satisfaction, beginning with fair pricing, unlimited choices of roofing products, styles and colors. We continue this process through the final cleanup and your approval.

With so many products available, we’ll help you make the best and safest choice for you, your home and your family.

Suffolk County’s Full-Service Residential Roofer

Licensed & Insured. We have roofing liability and roofing workers compensation insurance.
The Tom Jannace Guarantee. We never subcontract any of our work.
References Available. We invite you to our office to pick and choose references.

Call Us Today

(631) 751-4734

Receive A Free Roofing Ventilation System With Any New Complete Roofing System

Up To An $800.00 Value, Yours Free!

Contact Tom Jannace Roofing Today

Receive A Free Roofing Ventilation System With Any New Complete Roofing System

Up To An $800.00 Value, Yours Free!

Call Tom Jannace Roofing At (631) 751-4734

Why Choose Tom Jannace for Your Suffolk County Roofing Project?



No Upselling

We will not to try to force you into additional products or services. Your roof is our job… our ONLY job.



No Dumpsters

We do not use unsightly dumpsters on the job site. All scrap is hauled away in trucks in real-time as the job goes on.



Deal Direct

Our valued clients deal directly with owner Tom Jannace, who has been in the industry for 30+ years.



Timely Turnaround

Getting you back under a solid roof is our top priority. That’s why most jobs are completed in a single day.



GAF Certified

We are specially trained and certified by GAF Roofing Products, the leader in the industry. License #CE18434.



Free Estimate

Get a free, no-obligation expert site inspection and written estimate with every roofing consultation.



Trusted by the BBB

We are an accredited business, and maintain a perfect A+ rating with the Better Business Bureau.



Owens Corning

We are a preferred contractor with Owens Corning, and maintain our expertise on their products. ID #208339.



Insurance Claims

Updated insurance certificates are provided with every detailed written estimate. We deliver true peace of mind.

Get a Free Estimate Today

Our Reviews

“Tom Jannace and his workers did an excellent job from start to finish. Tom’s pricing was better than two other companies that also provided bids for the project. His crew was professional and courteous. I’m highly satisfied with the results and would recommend Tom Jannace Roofing without reservation.”

“Tom and every member of his crew were very professional. They performed quality work including clean up when the job was finished.”

“Tom Jannace is a professional , knowledgeable roofer. He was able to assist me in making the best decision for the job. I would highly recommend Tom. You will be in good hands. He is honest, fair and returns calls promptly. His workmanship is excellent.”

“Work was excellent and done in a neat and timely manner.”

“Tom was great. Professional, knowledgeable, personable and just plain nice. His crew did an impeccable job and cleaned up terrifically after the job. I recommend Tom without any hesitation.”

“They did an excellent job on our roof, replaced about 10 sheets of plywood and installation a new attic fan. They were very neat as well as punctual. I highly recommend. I had used the same company at my other house about 15 years ago.”

“The job went very well…exceeded my expectations for dealing with a contractor…Tom was very attentive to our needs….his crew was courteous and hard working…and dare i say…even neat….the roof looks terrific….the 50 year warranty means I can pass that along to my kids”