The Board of Trustees of the Internet Society is its governing body and is responsible for all affairs of the organisation worldwide.

As stated in the By-Laws, the Board of Trustees shall consist of not more than twenty Trustees unless and until such number is changed by action of the Board of Trustees.

Each Trustee appointed or elected shall hold office for a period of three years, except when some shorter term is specified by the Board of Trustees with respect to the appointment of election of a particular Trustee.

Trustees serve in the interest of the Internet Society as a whole, but are appointed or elected by the following groups: Chapters, Organization members, and the Internet Architecture Board (IAB).

Here is a list of Chairman of the Board of Trustees of Internet Society

• 1992-1995 Vint Cerf [USA]
• 1995-1997 Lawrence Landweber [USA]
• 1997-1998 Frode Greisen [SWE]
• 1998-1999 Vint Cerf [USA]
• 1999-2000 Geoff Huston [AUS]
• 2000-2002 Brian Carpenter [UK]
• 2002-2006 Fred Baker [USA]
• 2006-2009 Daniel Karrenberg [GER]
• 2009- ..... Raúl Echeberría [URU]

Until 1996, the President of Intermet Society was also Chair of the Board of Trustees. Since 1996 the two offices became distinct.

The Internet Society Advisory Council serves as an advisory body to Internet Society senior management and board on matters affecting the general welfare and effectiveness of the global Internet and its users.

The Internet Society Advisory Council represents the organization members of the Internet Society within the context of its overall vision.

Members include representatives from: academia, researchers, service/equipment suppliers, content providers, government, international organizations, public interest groups.

Each organization member can appoint two representatives to serve on the Advisory Council (AC).

Among its Presidents we remember

• Lee Caldwell [Novell],
• Joe Pasquariello [Governo USA],
• Osten Franberg [Ericsson],
• Ole Jacobsen [CISCO],
• Ed Juskevicius [Nortel Networks]
• ... sino agli attuali copresidenti
• Keith Davidson [InternetNZ],
• Desiree Miloshevic [Affilias],
• Theresa Swinehart [Verizon].

Stefano Trumpy [CNR-CNUCE / TERENA] was Chairman of the Advisory Council by the end of 1996 to March 1999 and Vice President until 2001.