Fantastic dormers by Shells Only are the best solution to your growing Long Island families. Services include all areas of Nassau County, New York, including Massapequa, Massapequa Park, Massapequa North, and Merrick.
 

We seamlessly integrate the new dormer construction with your existing home's style. A SHELLS ONLY dormer never seems like an awkward add-on, it's always a perfect fit. 

 

Our company listens to your needs and ideas and bring them to reality!  We take pride in the quality of our work and eliminate all the inconveniences for our clients.