Founded in 1992, the Metro Multifamily Housing Association (MMHA) proudly represents residential property-managers and vendors throughout Portland, Southern Washington, and down through the Willamette Valley to Medford. Our members manage over 150,000 units in these areas and represent every service related to the industry. MMHA is committed to promoting a high-degree of professionalism for rental housing providers. We sponsor educational courses, deliver the most comprehensively reviewed set of forms in the state, and advocate to local and state governments on behalf of the industry to ensure our members the best operating environment possible.