Judy Sin | Selling Lamorinda After over 10 years working in New York, Judy Sin is exceptional with all things real estate. She believes her job is to transform complicated data and analysis into a message that can be easily understood by everyone. Phone: 646 262 7952 1646 N California Blvd, Ste 101, Walnut Creek, CA 94596 United States Map Other Categories: House & Home » Estate Agents |