According to our records, this business is located at 735 S Market St # D in Wilmington (in New Castle County), Delaware 19801, the location GPS coordinates are: 41.289596 (latitude), -92.6450658 (longitude). T A Rietdorf Sons is categorized under Fire Alarm Systems and Equipment Testing (SIC code 1731). Known organization owner is Tim Rietdorf. Current estimates show that the unit has a sales volume of $924,000 and staff of approximately 7 people. You can contact the company by phone at (302) 429-0341.