Acuity Brands Inc. (NYSE: AYI), Atlanta, has named Dianne Mills as chief human resources officer. Mills will be responsible for all aspects of Acuity Brands’ global human resource strategy including leadership development, talent management, and compensation and benefits.

Mills replaces Karen Holcom, who also held responsibility for human resources over the past 14 months, and now serves as SVP and CFO for the company.

Mills most recently served as principal at Mills Consulting, where she worked closely with multiple Fortune 100 companies to realize business objectives through leadership development, executive coaching, top team alignment, and performance.

“I am excited that Dianne has decided to join our team,” said Neil Ashe, president and chief executive officer of Acuity Brands, Inc. “Dianne has a passion for developing high performing teams and will continue to build on the strong culture in place at Acuity to ensure we attract, develop and retain exceptional talent.”