Birmingham, Ala. — Bayer Properties promoted Jami Wadkins and Libby Lassiter to co-presidents of the Birmingham, Alabama-based development company. The promotions complete a leadership transition that began two years ago. Jeffrey Bayer and David Silverstein have formally stepped down from their respective operating roles at the firm but retain an ownership position in the company and its real estate assets. Wadkins will continue her role as chief financial officer and Lassiter will continue her role as executive vice president of retail leasing and development. Wadkins and Lassiter will oversee operational and management functions of the company.