Agency Business briefs
inVentiv's GSW Worldwide named Dan Smith president of its Columbus office. Smith has been co-leading the Columbus office for two years, overseeing account and creative services. Dave Bowers continues to serve as chief creative officer at the shop, while Victor Zambrotta becomes EVP, head of client services, replacing Doug Mills, who becomes chief operating officer.
Burson-Marsteller named Melissa Grigorieff Koomey managing director and head of the West Coast healthcare practice. Koomey joins the PR shop from FibroGen, a research-based biotech. She will be based in San Francisco and report to global health practice chair Helene Ellison.