According to our records, this business is located at 4850 Alpine Rd. in Portola Valley (in San Mateo County), California 94028, the location GPS coordinates are: 37.364234 (latitude), -122.21419 (longitude). Mary C Knapp is categorized under Showing Services, Pet and Animal Specialties (SIC code 0752). Known organization owner is Mary Knapp. Current estimates show that the unit has a sales volume of $46,000 and staff of approximately 2 people. You can contact the company by phone at (650) 851-1429.