Not the most detailed list of the Inspection & Testing Services in Delaware. The following list will however point you in the right direction. I do not guarantee that all numbers will work. I would recommend using Google as a great tool to find out more precise information on the Contractors listed below. Another important tidbit, not all companies listed below are Oil & Gas Contractors.
Acuren Inspection, Inc.
6 Verdun Court, Newark, DE
1105 N Market Street # 1300,
Service (Northeast Coast Service Center)
43 Harbor View Drive, New Castle, DE