Havas Chicago names Jamie McGarry as chief growth officer

Ad agency Havas Chicago has named Jamie McGarry as chief growth officer to help win more business and serve as a key member of its executive leadership.  The firm said McGarry, who joins Havas Chicago after six years at DDB U.S., will be responsible for driving continued growth for Havas Chicago, Annex Chicago and Annex Experience, as well as partnering with other Havas agencies. She will lead a coordinated business development practice and oversee agency brand and communications. McGarry most…