Madeleine Johnson, VP and GC of Dallas-based Southwest Airlines Co., led a team of lawyers to the May 2 closing of the company’s acquisition of Orlando, Fla.-based AirTran Holdings Inc., a deal valued at approximately $3.2 billion.

Johnson joined Southwest as GC in 2008 after being a principal in Fish & Richardson in Dallas, the city attorney for Dallas and an assistant U.S. attorney in the Northern District of Texas.