Advertising Age Ranks GSI Commerce Global Marketing Services in Top 15 US Digital Agencies for Second Consecutive Year

GSI also Ranks among the World’s Top 50 Largest Agencies

KING OF PRUSSIA, Pa. – GSI Commerce (Nasdaq: GSIC) Global Marketing Services has ranked in the “Top 15 U.S. Largest Digital Agencies” by Advertising Age in its recently released 2011 Agency Report, an annual report of the top advertising agencies by revenue. GSI’s Global Marketing Services division includes a portfolio of eight companies that provide a comprehensive set of interactive marketing solutions to help clients drive customer acquisition, conversion and loyalty across multiple channels, integrated through the TrueAction NetworkTM.

“Our partnership with TrueAction Network allowed us to improve our ROI 175 percent in just the first year and it continues to improve in year two,” said Dave Carlson, senior vice president, e-commerce for Calvin Klein Inc., which has been a GSI client since 2008. “Their team is creative, responsive and collaborative in everything we do. We congratulate GSI on this achievement.”

The 2011 Ad Age Agency Report was compiled via the Ad Age DataCenter. Based on revenue from 2010, GSI’s Global Marketing Services was ranked number 12 in the U.S. and number 36 worldwide among more than 910 advertising, marketing-services and digital media agencies. GSI’s rankings increased over its 2010 rankings among both the largest U.S. digital agencies and worldwide agencies.

GSI’s Global Marketing Services division contributed annual revenue of $189.9 million in 2010, a 49 percent increase over 2009 revenue of $127.6 million. The division provides innovative digital marketing products and services including marketing strategy and design through TrueAction Network and Silverlign, e-mail marketing through e-Dialog, affiliate marketing through Pepperjam, retargeting through Fetchback, mobile marketing through M3 Mobile, and database marketing through MBS Insight. With the addition of ClearSaleing in 2011, a provider of advanced advertising analytics and attribution management, the division now includes eight leading marketing services companies.

“We are honored to be recognized again as one of the top digital agencies in the U.S.,” said Chris Saridakis, chief executive officer of GSI’s Global Marketing Services division. “GSI’s ranking is a testament to our deep relationships with clients and our ability to deliver high-performing interactive marketing programs, while simultaneously executing on our own growth strategy. Our network of companies provides our clients the integrated solutions they need to drive measurable results across the entire sales cycle.”

About GSI Commerce

GSI Commerce® enables e-commerce, multichannel retailing and digital marketing for global enterprises in the U.S. and internationally. GSI’s e-commerce services which include technology, order management, payment processing, fulfillment and customer care, are available on a modular basis or as part of an integrated solution. GSI’s Global Marketing Services division provides innovative digital marketing products and services comprised of design through TrueAction and Silverlign, e-mail marketing through e-Dialog, affiliate marketing through Pepperjam, retargeting through Fetchback, mobile marketing through M3 Mobile and database marketing through MBS Insight. Additionally, GSI provides brands and retailers platforms to engage directly with consumers through RueLaLa.com, an online private sale shopping destination, and ShopRunner.com, a members-only shopping service that offers unlimited free two-day shipping and free shipping on returns for a $79 annual subscription.