JSV, LLC is a construction management company specializing in custom residential home building and renovation in Greater Boston. Co-owner Ray Lemieux brings over 20 years of construction management skill, has earned LEED certification, Passive House certification, and holds several other industry titles. Co-owner Sarah Lemieux has a master's degree in Historic Preservation and several years' experience in commercial real estate acquisitions. Both have held real estate salesperson licenses in Massachusetts for more than a decade.