• Metropolitan Museum of Art, New York - Former Honorary Member of the Board of Trustees
• Former President of the International Chambers of Commerce (1.1.1995 - 31.12.1996 - President)
• Former Co-Chairman of the Business Advisory Council for South East Europe 
• Vice Chairman of the Board of Trustees of Vehbi Koç Foundation 
• Honorary Chairman of the Board of Trustees of Koç University 
• Founder and Chairman of the Board of Directors of the Rahmi M. Koç Museum and Cultural Foundation
• Chairman of the Board of Directors of the Vehbi Koç Foundation American Hospital
• Honorary Chairman and Founding Member of TURMEPA, The Turkish Marine and Environment Protection Association
• Honorary Chairman of the Advisory Board of the Turkish Industrial and Business Association (TÜSİAD) 
• Member of the Advisory Board of the Turkish Employers Association
• Founding Chairman of the Global Relations Forum
• Former President of the Turkish Greek Business Council (1992-1999)
• Former Member of the Allianz Aktiengesellschaft International Advisory Board
• Former Member of the JP Morgan International Council
• Former Member of the International Advisory Board of the US Council on Foreign Relations

July 5, 1982 - German Government’s “Grosses Verdienst Kreutz” (Germany Great Service) Award in recognition of his contributions to the improvement of the commercial and industrial relationship between Türkiye and Germany

October 27, 1997 - Rahmi M. Koç, “Outstanding Service Award” by the President of the Turkish Republic presented in 1997 by the President himself in recognition of his contributions to Türkiye in the fields of healthcare, education and social services

April 19, 2001 - “Order of High Merit of the Italian Republic” in recognition of his contributions to the improvement of the economical and commercial collaboration between Italy and Türkiye

December 5, 2003 - “Order of Merit of the Austrian Government” in recognition of his contributions to the improvement of the commercial and industrial relationships between Austria and Türkiye and his support in increasing trade in the Balkans and East Europe

October 19, 2007 - Hadrian Award granted to the individuals or institutions contributing to the world’s cultural heritage by the World Monuments Fund every year

October 15, 2009 - Carnegie (New York) Medal of Philanthropy

June 21, 2011 - BNP Paribas (Paris) Philanthropy Award 16. "Outstanding Service Award in Decorative Arts" at the 16th "Iris Foundation Awards” in recognition of his contributions to the Metropolitan Museum of Arts

June 22, 2011 - “(Honorary) Commander of the Most Excellent Order of the British Empire (CBE)” in recognition of his great contributions to the relationships between Britain and Türkiye

December 4, 2014 - in recognition of his investments around Türkiye to healthcare, education, culture and arts, in addition to the significant contributions made to the national economy

June 9, 2015 - “Officier dans l’Ordre National de la Legion D’Honneur”, the highest medal awarded by the French government since the reign of Napoleon Bonaparte to honour individuals with great success worldwide

May 23, 2019 - Medal of the US-based Foreign Policy Association (FPA), one of the world's most respected think tanks with a 100-year history.

October 20, 2025 - Rahmi M. Koç was awarded the ‘Cavaliere di Gran Croce dell’Ordine della Stella d’Italia’ the Grand Cross Knight of the Order of the Star of Italy, in recognition of his distinguished contributions and enduring commitment to fostering relations between Türkiye and Italy.