Sara Lee Keller joins Clear Channel Outdoor-Americas (CCOA) as general counsel and executive vice president. Immediately prior to joining CCOA, Keller was general counsel, senior vice president and secretary of The Trustmark Cos.

AVI BioPharma has appointed Effie Toshav as general counsel and senior vice president. Toshav was most recently a partner in the life sciences group at Wilson Sonsini Goodrich and Rosati.

Scott Dresser has been named general counsel of Virgin Media. Dresser has served as deputy general counsel since 2008.

Shopping mall owner and operator General Growth has appointed Andrew Perel general counsel. Perel was previously the managing partner of the New York office of Steptoe & Johnson.

Melissa Riahei joins U.S. Digital Gaming Inc. as general counsel and executive vice president. Riahei was previously general counsel of the Illinois Lottery.

Cushman & Wakefield has named Gene Boxer as global general counsel, executive managing director and secretary of the firm. Previously, Boxer was a senior member of the Restructuring Group of AIG.

Ken Cunningham was named CLO of Grant Thornton. Cunningham joined the firm in 2004 as senior counsel in the Risk, Regulatory and Legal Affairs group.