Tribal Fusion puts interactive ads (banners and rich media formats) on relevant Web sites and in front of Web surfers. Reaching millions of users each month, the firm helps Web publishers sell ads on their sites and advertisers find the right sites for their ads, offering targeted ad placement on a site-specific, channel-wide, or run-of network basis. Tribal Fusion also offers campaign management and optimization services for advertisers. The company's channels cover such content areas as entertainment, health, news, shopping, sports, and travel. Founded in 2001, Tribal Fusion is owned by Exponential Interactive, a media company specializing in online marketing and advertising.