1. S A Medical Association (Member of Northern Gauteng Branch Council 1982 – 1995)

2. S A Society for Surgery of the Hand (SASSH) (Chairman of Northern Gauteng Branch) (1982 – date), Member of the National Exco (1985 – 2007) and President (1995 – 1997).

3. S A Association of Occupational Therapist (member Advisory Board) (1984 – date)

4. S A Orthopaedic Association (SAOA) (Emeritus Member July 2012)(1980 – date)

5. S A Association for Arthritis and Rheumatic Diseases

6. S A Association for Animal Research

7. Cripples Research Association of S A

8. Surgery Research Society of S A

9. SA Physiotherapy Association (Honorary Vice President: N Gauteng Branch).

10. American Society for Surgery of the Hand (International member).

11. SA Society of Hand Therapists (SASHT) (Founding Member and Honorary Member)

12. SA Journal of Bone and Joint Surgery ( Editorial Board)

13. International Federation of Societies for Surgery of the Hand (IFSSH) 

(National Delegate and Council Member 1990-1998)          

(Secretary-General Elect and Exco Member 1998-2004)

(Secretary-General and Exco Member 2004 – 2007)

(President-Elect and Exco Member 2007-2010 )

(President and Exco Member 2010-2013)

(Past President, Chairman:Nominating Committee and Exco Member 2013-2016)