According to our records, this business is located at 16885 W Bernardo Dr. in San Diego (in San Diego County), California 92127, the location GPS coordinates are: 33.0203294 (latitude), -117.0803029 (longitude). O'Hara Consulting Service is categorized under HVAC Engineering (SIC code 8711). Current estimates show that the unit has a sales volume of $1,106,000 and staff of approximately 7 people. You can contact the company by phone at (858) 676-3423.