Brian Riordan

Brian Riordan is a Partner and Senior Research Analyst at L. Roy Papp & Associates, LLP, based in Phoenix, Arizona. With the firm since 2004, he is responsible for equity research, portfolio management, and providing investment insights that support the firm's high-net-worth and institutional clients. As a senior member of the investment team, Brian focuses primarily on U.S. large-cap equities, conducting in-depth fundamental analysis across various industry sectors to identify quality growth opportunities.

Prior to joining L. Roy Papp & Associates, Brian began his career as a Financial Analyst at IBM and served as an Associate Portfolio Manager at Sanford C. Bernstein & Co., gaining experience in both financial analysis and portfolio construction. He holds the Chartered Financial Analyst (CFA) credential, underscoring his commitment to rigorous investment standards and professional ethics.

Brian earned his MBA in Financial Management & Markets from Arizona State University’s W. P. Carey School of Business and a BS in Accounting from Villanova University. His expertise in fundamental equity research, risk assessment, and client portfolio management has made a significant contribution to the firm’s reputation for disciplined, long-term investment management.