CIGRE HQ. Office Building needed strengthening. Econ was contracted to design the strengthening concept and execute it. After we got municipality approval on our design, that included two types: steel jacketing and concrete jacketing, we started the work on time, executed the columns strengthening and structural maintenance of other elements of the building, such as; water and sewage tanks, retaining walls, and cracked hollow block walls. The work has been executed to the QCS requirements under the supervision of the Consultant Arab Engineering Bureau.