A whole multitude of players and organisations are involved in Internet governance issues:

 

ASEAN Association of Southeast Asian Nations

more details

AU African Union

more details

BCSD Broadband Commission for Sustainable Development

more details

BRICS Brazil, Russia, India, China, South Africa

more details

Council of Europe Council of Europe

more details

EIF European Internet Forum

more details

EU European Union

more details

FOC Freedom Online Coalition

more details

G20 G20 States

more details

G7 G7 States

more details

GCCS Global Conference on Cyberspace

more details

GCIG Global Commission on Internet Governance

more details

GCSC Global Commission on Stability in Cyberspace

more details

GFCE Global Forum for Cyberexpertise

more details

GGECCW Group of Governmental Experts of the Convention on Certain Conventional Weapons

more details

I&J Internet & Jurisdiction Policy Network

more details

ICANN Internet Corporation for Assigned Names and Numbers

more details

IEEE Institute of Electrical and Electronics Engineers

more details

IETF Internet Engineering Task Force

more details

IGF Internet Governance Forum

more details

ILO International Labour Organisation

more details

INTERPOL / EUROPOL

more details

ISOC Internet Society

more details

ITU International Telecommunication Union

more details

MSC Munich Security Conference

more details

NATO North Atlantic Treaty Organisation

more details

NMI NETmundial Initiative

more details

NRO & RIR Numbers Resource Organizations & Regional Internet Registries

more details

OECD Organisation for Economic Cooperation and Development

more details

OSCE Organisation for Security and Cooperation in Europe

more details

UN GA UN General Assembly

more details

UNCSTD United Nations Commission on Science and Technology for Development

more details

UNCTAD United Nations Conference on Trade and Development

more details

UNESCO United Nations Educational, Scientific and Cultural Organisation

more details

UNGGE United Nations Group of Governmental Experts on Information Security

more details

UNHRC United Nations Human Rights Council

more details

UNICITRAL United Nations Commission on International Trade Law

more details

UNIDIR United Nations Institute for Disarmament Research

more details

W3C World Wide Web Consortium

more details

WEF Davos World Economic Forum

more details

WIC World Internet Conference

more details

WIPO World Intellectual Property Organisation

more details

WSIS World Summit on the Information Society

more details

WTO World Trade Organisation

more details