According to our records, this business is located at 1220 N King St. in Wilmington (in New Castle County), Delaware 19801, the location GPS coordinates are: 39.7473609 (latitude), -75.545142 (longitude). John J O'Brien is categorized under Law Firms and Law Offices (SIC code 8111). Known organization associate
is John J O'Brien. Current estimates show that the unit has a sales volume of $334,000 and staff of approximately 2 people. You can contact the company by phone at (302) 429-0555.