Abio Properties offers an open approach to real estate. Expert, concierge-level services. Helping homebuyers and sellers achieve their dreams. An Open Approach to Real Estate in the East Bay. We are your East Bay real estate experts for selling and buying homes in Berkeley, Oakland, Lafayette, Moraga, Walnut Creek & more! Whether you are looking for homes for sale in Oakland, selling your house in Lafayette, or investing in an East Bay luxury property, Abio’s experts will provide concierge-level service to get you the best deal with the least stress. Real estate agency in Oakland, California.