Owned by Jeff Tierno, Pools By Design serves clients throughout Bergen, Essex and Passaic counties. It offers comprehensive design, construction, renovation, repair and maintenance services for in-ground pools in addition to performing electrical, plumbing, lighting and fencing services. As well, Pools By Design constructs retaining walls, drainage systems, patios, walkway and stone veneers and specializes in energy-efficient, environmentally-friendly solar cover, pump, heating and filtration systems.