Hamasaki Law was established with the goal of providing vigorous defense for people facing criminal prosecution and fighting to protect their rights in civil litigation matters. Our defense lawyers take on the toughest cases and work relentlessly to achieve the best possible outcome for all of our clients. Our civil and criminal defense attorneys earn their reputation every day throughout Northern California, representing clients in Alameda, Contra Costa, Marin, Napa, San Francisco, San Mateo, Santa Clara, Solano and Sonoma.