(516) 852-5225​

About Us

KJS Builders Inc.

KJS Builders Inc. is an established construction company that focuses on all phases of home improvement. 

Beginning in the late 80’s, this family owned operation has taken pride in catering to the needs of the customer by providing quality service with top of the line product.  KJS Builders have a wealth of knowledge and experience in all facets of home improvement keeping current with today's trends by attending seminars and classes. 

Covering the majority of Long Island, from Nassau to the East End, there are few jobs too big or too small.  KJS Builders Inc. are frequently recognized for integrity and reliability.


The Schiefer's were born and raised on Long Island, and are proud to service their home towns.


KJS Builders Inc. is licensed with the NY State Department of Business.
KJS Builders Inc. is insured by NY State Insurance services.