Unlock Health, a Nashville-based healthcare marketing agency, appointed Greg Walsh as Chief Executive Officer, effective immediately, according to a company press release.

Walsh brings more than 20 years of experience in marketing and advertising leadership roles. He previously held senior positions at Interpublic Group and Havas, where he worked on modernizing agency operations and coordinating media, creative, strategy and technology teams.

The company describes itself as serving hospitals, health systems and physician organizations through integrated healthcare marketing, performance media, technology and consulting services.

"Healthcare organizations need partners that can connect strategy, creativity, media, technology, and analytics to drive measurable outcomes," Walsh said in the announcement. "Unlock has built something differentiated in the market — a model designed specifically for the complexity of healthcare."

Former CEO and co-founder Brandon Edwards will remain on the company's Board of Directors and continue supporting consulting and strategic advisory initiatives, according to the release.

Unlock Health works with hospitals, health systems, physician organizations, healthcare associations, health technology companies and other healthcare brands nationwide. The company is headquartered in Nashville, Tennessee.