Sonesta ES Suites San Diego Rancho Meeting Rooms & Events Sonesta ES Suites San Diego Rancho Business Services Business Center Administrative Services 11855 Avenue of IndustryRancho Bernardo, CA 92128View Large Map Phone: +1 858-487-0900Fax: +1 858-487-0066Toll Free: +800-766-3782 Hotel E-mailHotel Website Classification 3 Superior Tourist Class Commission Rooms Rates 10% 116 - Hoteliers! Is your information accurate? Update Here