ValueClick is one of the world's largest and most comprehensive online marketing services companies. We sell targeted and measurable online advertising campaigns and programs for advertisers and advertising agency customers, generating qualified customer leads, online sales and increased brand recognition on their behalf with large numbers of online consumers.

We offer a suite of products and services that enable marketers to advertise and sell their products through all major online marketing channels, including display advertising, search marketing, comparison shopping, and affiliate marketing. We also offer technology infrastructure tools and services that enable marketers to implement and manage their own online display advertising and email campaigns, and that assist online publishers with management of their website inventory. The broad range of products and services that we provide enables our customers to address all aspects of their online marketing process, from strategic planning through execution, including results measurement and campaign refinements.

In October 2008, we completed the dispositions of our Mediaplex Systems subsidiary and our e-commerce operations. In February 2010, we completed the disposition of our Web Clients subsidiary. This business is treated as a disposal group and classified in our consolidated financial statements as held-for-sale as of December 31, 2009. The results of operations of these disposed businesses and disposal group have been classified as discontinued operations in our consolidated financial statements. All current year and prior year financial information discussed herein pertains to the remaining continuing operations.

On July 30, 2007, we completed the acquisition of MeziMedia. We have included the results of operations of MeziMedia in our consolidated results of operations beginning on the date of acquisition. Note 4 to our consolidated financial statements included in this annual report on Form 10-K provides unaudited pro forma revenue, net income and basic and diluted net income per common share for the year ended December 31, 2007 as if the acquisition of MeziMedia occurred as of January 1, 2007.

We derive our revenue from four business segments. These business segments are presented on a worldwide basis and include: Media, Affiliate Marketing, Owned & Operated Websites, and Technology.

As of December 31, 2009, we had 686 employees in the U.S. and 400 employees in our international locations. None of these employees are covered by collective bargaining agreements. Management believes that our relations with our employees are good.

Our primary Internet address is www.valueclick.com. We make our Securities and Exchange Commission ("SEC") periodic reports (Forms 10-Q and Forms 10-K) and current reports (Forms 8-K), and amendments to these reports, available free of charge through our website as soon as reasonably practicable after they are filed electronically with the SEC. We may from time to time provide important disclosures to investors by posting them in the investor relations section of our website, as allowed by SEC rules.

Materials we file with the SEC may be read and copied at the SEC's Public Reference Room at 100 F Street, N.E., Washington, D.C. 20549. Information on the operation of the Public Reference Room may be obtained by calling the SEC at 1-800-SEC-0330. The SEC also maintains an Internet website at www.sec.gov that contains reports, proxy and information statements, and other information regarding our Company that we file electronically with the SEC.