Participating Companies
- A&E Television Networks
- ABC Family
- About.com
- AccuWeather
- Adify
- AdMob
- Advertising Age
- Amazon
- American Express Publishing
- AOL
- appssavvy
- Associated Content
- AT&T
- Babelgum
- BET Networks
- Bizjournals
- Brand Affinity Technologies
- Burst Media
- Cars.com
- CBS
- Centro
- Christian Science Monitor
- CNNMoney.com
- Collective Media
- Comcast
- Condé Nast
- ContextWeb
- Demand Media
- Discovery Communications
- Drive PM
- ESPN
- Everyday Health Network
- Fandango
- Fortune Money Group
- Fox
- Gawker Media
- Glam Media
- Gorilla Nation
- Halogen Network
- Hearst Digital Media
- HowStuffWorks
- IAC Advertising Solutions
- IGN Entertainment
- Interactive Advertising Bureau
- Internet Broadcasting
- iVillage
- Jumpstart Automotive Media
- Kontera
- Los Angeles Times
- Martha Stewart Living Omnimedia
- Meebo
- Microsoft Advertising
- Millennial Media
- Monster
- MTV Networks
- MySpace
- Myxer
- National Geographic
- NBC Universal
- New York Times
- Oprah.com
- Orbitz
- Outrigger Media
- Pandora
- Peer39
- Politico
- QuadrantONE
- Quantcast
- Reader's Digest
- Reuters Media
- Salon Media Group
- ShortTail Media
- Silicon Alley Media
- SmartMoney.com
- SocialMedia Networks
- Sojern
- Sportgenic
- Thomson Reuters
- Time Inc.
- TopTenReviews.com
- Travel Ad Network
- Tremor Networks
- Tribune Interactive
- Trulia
- Turner
- TV Guide
- Undertone Networks
- USATODAY.com
- VEOH
- Vibrant Media
- Wall Street Journal
- Warner Brothers
- Washington Post
- Waterfront Media
- Weather.com
- WeatherBug
- WebMD
- WhitePages.com
- Yahoo!
- Yellowpages.com
- YouTube
- YuMe
- Zillow.com
