A) Membership of Scientific Associations:
1. Member of Saudi Association for Mathematical Sciences
2. Member of the Algerian Mathematical Society
1. Coordinator of Analysis Committee, King Saud University, Dept.Math
2. Member of the postgraduate committee, King Saud University, Dept.Math
C) Evaluation of Research Work for promotion to associate professors and professors For several universities in Saudi Arabia and abroad.
D) Refeering Papers, Books and Research Projects.