Where: GlobalSpec Inc., Troy, N.Y.
Why: Killeen has taken the vertical search engine for engineers into new territory in the past year. The company created CR4, a social network for engineers that gets 150,000 unique visitors per month. In addition, 60,000 users subscribe to its “Daily Digest” e-mail newsletter. GlobalSpec has a larger footprint as well, with 3.5 million registered users compared with 2.3 million a year ago.