The World Bank and
The International Monetary Fund
The Inter-American Development Bank
The United Nations Development Program
The International Labour Organization
The Food and Agriculture Organization
The United Nations Children's Fund
The United Nations Educational, Scientific, and Cultural Organization - One of my favourites, this organization (in addition to its other good works) designates places as a particularly notable example of cultural or natural beauty. In other words, they make a great travel guide!
The Economic Commision for Latin America and the Caribbean
The United Nations Conference on Trade and Development
Global Policy Forum - in addition to its primary foci - monitoring policy making at the United Nations, promoting accountability of global decisions, and encouraging citizen participation - This website has an excellent set of links related to defining and describing the issues of Globalization.
Transnational Corporations Observatory
Debtweek, which hopes to compel governments and international financial institutions to cancel and/or repudiate illegitimate debt in poverty stricken nations.
The Guardian Observer has a Corporate Accountability site with subjects like "Golden Parachutes" and "Global Debt Protests"
OECD - Organization for Economic Cooperation and Development. (Disclaimer - I used to work for these folks.)
Multinational Corporate Analysis