Rosemary Calderone is a seasoned business development professional with extensive experience in strategic marketing and client relations. Currently the Head of Business Development at Fortnight Collective since May 2024, Rosemary previously served as EVP, Global Client Lead at MSL (Global), managing notable brands including Procter & Gamble and Pampers. Prior roles include SVP, Growth at McCann Worldgroup, overseeing accounts for Beam Suntory and The Home Depot, and Account Director at both Havas Worldwide and Kirshenbaum Bond Senecal + Partners, handling clients such as Liberty Mutual Insurance and BMW. Additional experience includes positions at Rauxa, Hill Holliday, Advantage Consulting Group, and Wunderman, showcasing a strong history of managing high-profile accounts across various industries. Rosemary holds a degree from Penn State University.