Mark Haines was the co-anchor of CNBC's "Squawk on the Street," broadcast live from the New York Stock Exchange. Part of the CNBC team since 1989, Haines was the founding anchor of the network's signature morning show, "Squawk Box," and helped develop its format.

Haines had a law degree from the University of Pennsylvania Law School and was a member of the New Jersey State Bar. In 2000, he was named to Brill's Content's "Influence List."

Haines died unexpectedly on May 24, 2011 at age 65.