Former Deputy Mayor Adviser for Constructions, projects and Concrete Quality,Municipality of Jeddah, Saudi Arabia. Head of Saudi Green Concrete Committee. Board Member and head of training of (ACI -SAC) Saudi concrete science & Technology section – Saudi society of civil engineers. Member of ACI international Committee 232A, the use of Natural Pozzolans and other Pozzolans in Concrete. Member of ACI international Committee 555, Remove and Reuse of Hardened Concrete. Board Member of Gulf Green Building Technical Committee TC6/ SCI. Board member and head of training and Research of Saudi Green Building Council