According to our records, this business is located at 2408 1st Ave. in San Diego (in San Diego County), California 92101, the location GPS coordinates are: 32.730574 (latitude), -117.164221 (longitude). John Ernst Tax & Financial Service is categorized under Tax Return Preparation and Filing (SIC code 7291). Current estimates show that the unit has a sales volume of $57,000 and staff of approximately 3 people. You can contact the company by phone at (619) 232-2410; the following fax number is also provided: (619) 232-8033.