The Leigh Bureau 
Represents speakers in technology, business, internet, economics and the future. Somerville, New Jersey and Dublin, Ireland.
http://www.leighbureau.com/IMG Speakers
Sports and celebrity speakers for business, diversity, current events and motivational requirements. New York, New York and London, United Kingdom.
http://www.imgspeakers.com/
International Speakers Bureau
Provides keynote speakers, authors, athletes, business leaders, trainers and celebrity entertainment. Offices in Dallas, Texas, and in Canada, Jordan and the Czech Republic.
http://www.internationalspeakers.com/
The Knowledge Brokers
Assists clients in a number of countries, including United Arab Emirates, India, and the United Kingdom, to find coaches, trainers, consultants and speakers.
http://www.theknowledge-brokers.com/
The Insight Bureau
Speakers and moderators for business conferences, client groups and confidential internal briefings, providing insights into global economic and political developments, Asia and other emerging markets.
http://www.insightbureau.com
Speaker Calendar
Serves speakers and the meetings and events industries, by providing tools to streamline the planning process. Professional speakers directory, upcoming events directory, calls for speakers, products catalog.
http://www.speakercalendar.com/
