Dreyfuss Builders – About Us. As a General Contractor, Dreyfuss Construction builds market rate multi-family buildings, as well as, state and federally funded Affordable Housing for seniors, individuals with special needs, single residence occupancy and low- to moderate-income families in the Southern California region. From its inception in 1993, Dreyfuss has built over 5,500 apartment units, condos, or homes, 6,200,000 sf in commercial and resi...