Inside Research Reports that Comscore is Fastest-Growing Major Global Market Research Firm

Comscore Global Revenues Up 400 Percent in Last 5 Years, More than Double the Next Fastest-Growing Firm

RESTON, VA, September 23, 2009 – Comscore, Inc. (NASDAQ: SCOR), a leader in measuring the digital world today announced that it was recognized by Inside Research, a leading market research industry publication, as the fastest-growing major global market research firm over the past five years. It is the second consecutive year that Comscore has topped the Inside Research rankings. Comscore’s global revenues of $117.4 million in 2008 represented a 400-percent gain since 2003, more than double the growth rate of the next fastest-growing firm. The average five-year growth rate of the 36 firms included on the list was 54 percent, or approximately 11 percent per year.

“It is an honor to once again be recognized by Inside Research for this distinction as the fastest-growing global market research firm,” said Comscore President & CEO Dr. Magid Abraham. “Such an achievement is a tribute to the efforts of Comscore’s talented employees and their commitment to delivering innovative products and exceptional client service, and also to the continued support of our more than 1,100 clients. We will continue to challenge the limits of what we are capable of, so that we might find ourselves on top of this list again next year.”

About Comscore

Comscore, Inc. (NASDAQ: SCOR) is a global leader in measuring the digital world and preferred source of digital marketing intelligence. For more information, please visit www.comscore.com/companyinfo.

Press
Bill Daddi
Daddi Brand Communications
646-370-1341
press@comscore.com