Alliance Bay Realty, a leading residential real estate brokerage firm, today announced that in just over two years it has grown to become one of the largest 100% commission brokers in Northern California. Since its January 2012 launch of 100% commission model, Alliance Bay Realty has expanded to over 300 real estate agents and many branch offices in Santa Clara and Alameda Counties. Alliance Bay Realty became one of Northern California's largest 100% commission broker in just over two years.