Dennis V. Arriola

Dennis V. Arriola

Executive Vice President and Group President

Dennis V. Arriola is executive vice president and group president, and chief sustainability officer for Sempra Energy.

In his current role, Arriola oversees Sempra Energy's long-term strategy review, as well as communications, government relations, regulatory and international affairs activities, corporate social responsibility and the company's South American operations. 

Previously, he served as chairman, president and CEO of Southern California Gas Co. (SoCalGas), one of Sempra Energy's regulated California utilities.

Arriola spent most of the past 23 years in a broad range of leadership roles for the Sempra Energy companies. He served as president and chief operating officer of SoCalGas beginning in 2012, until he was promoted to CEO in 2014. 

From 2008 to 2012, Arriola left Sempra Energy to work as executive vice president and chief financial officer for SunPower Corp., a Silicon Valley-based solar panel manufacturer. 

From 2006 to 2008, he was senior vice president and chief financial officer of both San Diego Gas & Electric and SoCalGas. Previously, Arriola also served as vice president of communications and investor relations for Sempra Energy, and regional vice president and general manager of Sempra Energy’s South American operations. He first joined the company in 1994 as treasurer for Pacific Enterprises/SoCalGas.   

Arriola serves on the board of directors for the California Latino Economic Institute (chairman of the board) and previously on the board of the California Business Roundtable (prior chairman of the board). Arriola also serves on the boards of directors for several Sempra Energy business units, including Chilquinta Energía in Chile (chairman of the board), Luz Del Sur in Peru (chairman of the board) and Infraestructura Energética Nova (IEnova) in Mexico. He was actively involved in United Way's efforts to implement Linked Learning in association with the Los Angeles Unified School District.

Arriola holds a bachelor's degree in economics from Stanford University and a master's degree in business administration from Harvard University.

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Bethany J. Mayer

Executive Vice President of Corporate Development and Technology