About US

Welcome to JJK Construction LLC, a company that strives to exceed your expectations. Our reputation comes from dedicating ourselves to each project whether large or small and never settling for less than the best quality and workmanship.

We are a single-owner operated construction business located in the heart of the East End of Long Island, NY. For over 18 years, home-builder architects, designers and homeowners from across the Suffolk Area have entrusted JJK Construction with their projects. We take pride in the breadth of our abilities and our capacity to consistently produce satisfied clients despite unique work environments and tight schedules.


Our team of managers and craftsmen perform at the highest level of quality workmanship providing a superior product.