Explorit Now! - BusinessResearch

BusinessResearch - allows a single simultaneous search of 25 business databases. The databases range from market research to blogs and include collections from Forrester and Gartner (the market research aggregator MarketResearch.com), blog and feed search engines BlogPulse and Feedster, and business news sites like BusinessWeek, Forbes, and Fortune Magazine .

Still in beta, recommended by The Information Advisor.