Double Check Builders, Inc. has professional experience in construction of 1st and 2nd floor home additions on a slab, crawl space or full basement. We have remodeled thousands of kitchens and baths while also creating many new kitchens and baths as an addition to your existing home. Double Check Builders, Inc. employs several crews of highly skilled and professionally experienced workers in order to ensure all your additions, interior alterations, roofing, siding and windows are installed in accordance with NY State and Town Building Codes. Double Check Builders, Inc can handle all your construction needs; from the foundation to the roof and everything in between. From small to large, we can help you create your dream. Call us today for a free estimate. Located just 2 blocks north of the L.I.E. at exit 60, stop by today to discuss your home improvement project with our experts. Give us a call today to schedule your free estimate!

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Sheryl R.


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We had double check do an addition for us. It was to be a master bedroom suite with a bathroom and a seperate laundry room.
Out overall experience was wonderful. The workers doing the construction we're so very capable and very professional.
We were always told ahead of time about the schedule for the week.
We would recommend then in a heartbeat. The way they conduct their business is applaudable. The finished product exceeded my expectations. It's beautiful.
Thank you Joe and Matthew for your expertise, professionalism but most of all your friendship.
Andrew and Sheryl rosen

More Business Info

Regular Hours
Mon - Fri:
Extra Phones

Phone: 631-585-4567

Fax: 631-585-4567

  • Attic & Basement Finishing, Bathroom Remodeling, Dormer Construction, Kitchen Remodeling
  • Kitchen Cabinets
Lennox, general, mastic
Payment method
discover, all major credit cards
Lake Ronkonkoma
Other Email

Home Improvements, Altering & Remodeling Contractors, Bathroom Remodeling, Building Contractors, Building Contractors-Commercial & Industrial, General Contractors, Kitchen Cabinets & Equipment-Household
Other Information

Parking: Lot

Wheelchair Accessible: Yes

Services: Attic & Basement Finishing, Bathroom Remodeling, Dormer Construction, Kitchen Remodeling