Edelman

Edelman is the world's largest independent public relations firm, with 3,300 employees in 52 offices worldwide. Edelman was named
Advertising Age's top-ranked PR firm of the decade;
Adweek's "2009 Agency of the Year";
PRWeek's "2009 Agency of the Year" and "UK Consultancy of the Year"; and
Holmes Report's "Agency of the Decade," "2009 Best Large Agency to Work For" and "2009 Asia Pacific Consultancy of the Year." Edelman owns specialty firms Blue (advertising), StrategyOne (research), BioScience Communications (medical education and publishing), and MATTER (sports and entertainment). Visit
www.edelman.com for more information.
MDC Partners

MDC Partners is a progressive Marketing and Communications Network, championing the most innovative entrepreneurial talent. MDC Partners provides strategic solutions and services multinational clients in North America, Europe and Latin America. Our philosophy emphasizes the utilization of Strategy and Creativity to drive growth and measurable impact. "MDC Partners is The Place Where Great Talent Lives." MDC Partners' Class A shares are publicly traded on the NASDAQ under the symbol "MDCA" and on the Toronto Stock Exchange under the symbol "MDZ.A".
MSLGROUP
MSLGROUP is one of the world's top three PR and events networks, specialists in public relations, public affairs, branding, corporate and financial communications, social media marketing and events. Operating in wholly owned and affiliate offices in more than 80 countries spanning the Americas, EMEA and Asia, MSLGROUP provides many of the world's largest companies and most recognized brands with best-in-class communication strategies to help them reach their business and communication goals.
Pzifer
At Pfizer, we apply science and our global resources to improve health and well-being at every stage of life. We strive to set the standard for quality, safety and value in the discovery, development and manufacturing of medicines for people and animals. Our diversified global health care portfolio includes human and animal biologic and small molecule medicines and vaccines, as well as nutritional products and many of the world's best-known consumer products. For more than 150 years, Pfizer has worked to make a difference for all who rely on us.
Waggener Edstrom Worldwide

Waggener Edstrom Worldwide (WE) crafts communications strategies for companies that innovate and inspire. We've been advancing influence with purpose since 1983. Our independently owned, international firm practices include Analyst Relations, Consumer Marketing, Corporate Communications, Healthcare, Public Affairs, Technology and WE Social Innovation, along with our digital and creative strategies group, WE Studio D™.
Yahoo!
Yahoo! attracts hundreds of millions of users every month through its innovative technology and engaging content and services, making it one of the most visited Internet destinations and a world-class online media company. Yahoo!'s vision is to be the center of people's online lives by delivering personally relevant, meaningful Internet experiences. Yahoo! is headquartered in Sunnyvale, California. For more information, visit
pressroom.yahoo.com or the company's blog, Yodel Anecdotal (
yodel.yahoo.com).