SAN FRANCISCO--(BUSINESS WIRE)--Levi Strauss & Co. (LS&Co., NYSE: LEVI) today announced the appointment of Chris Callieri as senior vice president and chief supply chain officer, effective September 15. Reporting to Michelle Gass, president and chief executive officer, Callieri will join the company’s executive leadership team and will be responsible for the global supply chain operations for the Levi’s® brand. His responsibilities include product development, sourcing, global supply ma