Corporate Leadership Team | Executive Vice President and Group President | 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 external affairs, communications, government relations, regulatory and international affairs activities, and  corporate social responsibility. In addition, Arriola is responsible for the company's South American operations, its technology and innovation efforts, and has oversight over Sempra Energy’s subsidiaries Infraestructura Energética Nova (IEnova), a publicly traded company in Mexico, and PXiSE Energy Solutions, a company that develops, operates and markets next-generation power-grid management technology.

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 25 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 technology company.

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), the U.S. Chamber of Commerce, and previously served 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 operating companies, including IEnova in Mexico (lead director) and Chilquinta Energía in Chile (chairman of the board), and previously served on the board of Luz del Sur in Peru (prior chairman of the board). 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.  

Trevor I. Mihalik
Executive Vice President and Chief Financial Officer