Watson has been with Pittsburgh’s K&L Gates since 2005.
Brown McCarroll, which has offices throughout the Lone Star State, has about 125 attorneys, with 75 in Austin.
Watson, 50, who was Austin mayor from 1997 to 2001, has practiced law since 1981after graduating first in his class at Baylor Law School. Despite his accomplishments, however, his obituary will undoubtedly focus on his embarrassing appearance on Chris Matthews in February 2008.
Seventy-year-old Brown McCarroll has historically focused on litigation as a core practice area. Its 2003 merger with business law firm Hilgers & Watkins added a corporate and transactional practice.