Accreditation of Contractors'/Consultants' Materials Engineers who Passed the March 12, 2011 Accreditation Examination. Category: Department OrderSub Category: human-resourceSeries: 2011No: 23File: DO_023_S2011.pdfDate: Friday, April 15, 2011Tags: Contractor Consultant Materials Engineers Passed March 122011 Accreditation Exam human 023 Read more about Accreditation of Contractors'/Consultants' Materials Engineers who Passed the March 12, 2011 Accreditation Examination.