The Metropolitan Exposition Recreation Commission works to protect the public investment in three of Metro's visitor venues: Oregon Convention Center, Portland Expo Center and Portland’5 Centers for the Arts. MERC provides expertise, governance and policy direction to the businesses
Commissioners are appointed by the Metro Council upon recommendation from local area governments. The commission includes seven members representing the city of Portland, Metro, and one each for Clackamas, Multnomah and Washington counties. The commissioners serve four-year terms.