1987 - 2008 — Marmara University Faculty of Medicine / Ortopedi ve Travmatoloji Department Kurucusu ve Department Başkanı
1999 — Acıbadem Healthcare Services
1996 — State Hospital
1995 — New Castle State Hospital (İngiltere)
1994 — Alabarna Sports Medicine Center
1994 — Alabama Sports Medicine Center (ABD)
1993 — Marmara University Faculty of Medicine
1993 — Marmara University Faculty of Medicine / Spor Yüksek Okulu Spor Health Sciences Anabilim Başkanı
1992 — Minnesota Spine Center
1992 — Twin Cities Spine Center (ABD)
1992 — St. Josept Hospital (Almanya)
1991 — St. Josept Hospital