Investor Presentaiton

Diversified Business Model Provides Flexibility Across Economic Cycles WAL actively adapts business and capital allocation in response to changing external environment Growth trajectory maintained with prudent credit risk management Regional Banking Divisions CRE Technology & Innovation National Business Lines Geographic Growth Diversification Trajectory Residential Mortgages Ample growth potential Organic Growth Superior total Dividends shareholder returns Capital Allocation WA WA Western Alliance BancorporationⓇ Share Repurchases M&A Lot Banking Risk- Adjusted Yields Hotel Franchise Finance Deep segment & product expertise supports cyclical business lines Risk Operating Management Leverage Pristine asset quality Municipal & Nonprofit HOA Warehouse Mortgage Banking Lending Capital Corporate Call Lines Finance Highly efficient lending & deposit platforms Note: Illustrative as business objectives are not mutually exclusive and image does not represent full suite of WAL divisions, products and services. 7

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