PHOENIX--(BUSINESS WIRE)--Western Alliance Bank today announced the grand opening of Serenity, a new residential project in South Los Angeles, supported in part by construction-to-permanent financing provided by Western Alliance’s Affordable Housing Finance Group in partnership with R4 Capital Funding. Western Alliance invested $22.2 million in tax-exempt and taxable construction-to-permanent multifamily housing revenue bonds to finance the affordable, age-restricted, mixed-use residential proj