The document is a letter of reference from Consulting Engineering Co. S.A.E. confirming that Eng. Ahmed Rashad Ahmed Mishrif worked as a Mechanical Engineer for them from 2007 to 2012, where he participated in the design, tendering, and evaluation of various water and wastewater projects in Egypt, Oman, Jordan, and Abu Dhabi, and prepared proposals and schedules for consulting work. The letter also states that Eng. Ahmed completed his duties competently and cooperatively.