• Chair, Board of the Consortium for Sustainable Urbanization (CSU), USA (2021).
• Chair, Association of Lebanese Business People in the World (RDCL World), Lebanon (2020).
• Co-chair of La Verticale Africa-Mediterranean-Europe (La Verticale AME), Belgium (2019).
  President of the Business Leaders Council under the umbrella of La Verticale, Belgium (2019).
• Chair of the Talal Abu-Ghazaleh University College for Innovation (TAGUCI), The Hashemite Kingdom of Jordan (2017).
• Honorary President of the Bosphorus Summit’s Board of Trustees, Turkey.
• Chair, (Digital Technologies for Sustainable Urbanization Network)-UNSDG 11, NY (2011).
• Chair of the Honorary Council of the Consortium for Sustainable Urbanization, USA (2015).
• Honorary Chair of the Palestinian Association of Certified Public Accountants, Palestine (2015-present). 
• Chair of the Arab Coalition of Services Industry, Lebanon (2015).
• Chair of the Jordanian National Orchestra Association (JOrchestra), The Hashemite Kingdom of Jordan (2014).
• Chair of the Talal Abu-Ghazaleh University College of Business (TAG-UCB), Kingdom of Bahrain (2012). 
• Chair of the Talal Abu-Ghazaleh International University (TAGI-UNI), Lebanon (2012).
• Chair of the Research Center and Strategic Action, Switzerland (2012).
• Chair of the All for Palestine Initiative, France (2011-present).
• Chair of the Economic Policy Development Forum (EPDF), The Hashemite Kingdom of Jordan (2011- present).
• Chair of the Arab States Research and Education Network (ASREN), Germany (2010- present).
• Chair of the United Nations Global Alliance for ICT and Development (UN-GAID), USA (2009- 2010).
• Chair of the Afro-Asian Knowledge Society Council, Egypt (2009).
• Chair of the Arab World of Internet Institute, USA (2008).
• Chair of the Board of Directors, UN Global Compact (UNGC), USA (2006-2008).
• Chair of the Arab Organization for Quality Assurance in Education (AROQA), Belgium (2007-present).
• Chair of the Talal Abu-Ghazaleh Graduate School of Business (TAGSB), The Hashemite Kingdom of Jordan (2006 - 2017).
• Co-chair of the United Nations Information and Communication Technology Task Force (UN ICT TF), USA (2006-2010).
• Chair of Evian Group Governing Body, Switzerland (2006-2009).
• Chair of the Evian Group-Arab Region (EGAR), Switzerland (2006-2009).
• Chair of the Business Action to Support the Information Society (BASIS), International
• Chamber of Commerce (ICC), France (2006-2008).
• Chair of the Board of Trustees, Perspective Europe, France (2005-2007).
• Chair of the Advisory Committee on Internet Governance, United Nations Information and Communication Technologies Task Force (UN ICT TF), USA (2003-2004).
• Chair of the International Chamber of Commerce Task Force (ICC TF) on Internet Governance, France (2003-2004).
• Chair of the Commission on E-Business, Information Technologies and Telecoms, International Chamber of Commerce (ICC), France (2001-2008).
• Chair of tֺhe Arab Regional Network of the United Nations Information and Communication Technologies Task Force (UN ICT TF), USA (2001-2004).
• Chair of the Working Group on Human Resources and Capacity Building (HRCB) of the United Nations Information and Communications Technologies Task Force (UN ICT TF), USA (2001-2002).
• Chair of the Arab Internet Names Consortium (AINC), The Hashemite Kingdom of Jordan (2001).
• Chair of the Committee of Experts mandated by the United Nations Secretary-General to draft the International Accounting Standards for Environmental Accountability, USA (1999).
• Chair of the United Nations Committee of Experts on Professional Qualifications Standards, Switzerland (1995-1998).
• Chair of the Middle East Council, Center for Strategic and International Studies, USA (1995-1997).
• Chair of the United Nations Conference for the Development of Accounting Education, USA (1995).
• Chair of the United Nations Intergovernmental Working Group of Experts on International Standards of Accounting and Reporting (UNISAR), USA (1995-1996).
• Chair of the Committee for the Newly Industrialized and Developing Countries Affairs, the
• International Accounting Standards Committee (IASC), UK (1989-1995).
• Chair of the Affairs of the Modern Industrialized Nations and Developing Countries, the International Accounting Standards Committee, UK (1989-1992).

Societies Chairmanships:

•  Chair of the Arab Intellectual Property Mediation and Arbitration Society (AIPMAS), The Hashemite Kingdom of Jordan (2003-present).
• Chair of the Licensing Executives Society-Arab Countries (LES-AC), The Hashemite Kingdom of Jordan (1998-present).
• Chair of the Arab Knowledge Management Society (AKMS), USA (1989-present).
• Chair of the Arab Society for Intellectual Property (ASIP); in consultative status with the World Intellectual Property Organization (WIPO), Germany (1987-present).
• Chair of the International Arab Society of Certified Accountants (IASCA); in consultative status with the U.N. Economic and Social Council (ECOSOC), UK (1985-present).