Dormers by Shells Only are the best solution to your expanding Long Island families. Services include all areas of Nassau County, New York, including Plainview, Jericho, and Woodbury.
 

Dormers done better. Shells Only 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. If you can dream it we can build it - from a child's bedroom to a grand master suite with elegantly appointed bathrooms and dressing areas, to mother-daughter conversions with second kitchens and separate entrances.