Leadership Team

A team of innovative energy professionals leads Sempra U.S. Gas & Power with decades of experience in all areas of electric power generation, development, natural gas transmission and storage, and operations.

Patti Wagner

Patricia K. Wagner
President and Chief Executive Officer

Patricia K. Wagner is president and chief executive officer of Sempra U.S. Gas & Power, a leading developer of renewable energy and natural gas solutions with power plants that generate enough electricity for nearly 1 million homes. Sempra U.S. Gas & Power companies also operate natural gas storage facilities, pipelines and distribution utilities. Previously, Wagner served in several leadership positions for the Sempra Energy family of companies, including vice president of audit services for Sempra Energy, vice president of accounting and finance for Southern California Gas Company (SoCalGas), and vice president of information technology and vice president of operational excellence for San Diego Gas and Electric (SDG&E) and SoCalGas. She also held leadership roles in gas distribution operations and customer programs at the utilities.

Prior to joining Sempra Energy in 1995, Wagner held management positions at Fluor Daniel, one of the world's largest, publicly owned engineering, procurement, construction, and maintenance services companies. She also worked for McGaw Laboratories and Allergan Pharmaceuticals. Wagner has a master's degree in business administration from Pepperdine University and a bachelor's degree in chemical engineering from California State Polytechnic University, Pomona.

Mike Gallagher

Mike Gallagher
Regional President, Natural Gas

Mike Gallagher is regional president of Sempra U.S. Gas & Power's Natural Gas business segment and leads the company's commercial development, origination, operations and project development. Prior to joining Sempra U.S. Gas & Power, Gallagher was senior vice president at Southern California Gas Company—the nation's largest gas utility—in charge of engineering, transmission, storage and distribution facilities. Previously, Gallagher managed Sempra Generation's fleet of gas-fueled and renewable power plants. He was also a partner at Sterling Energy Operations and worked 11 years with Duke Energy's nuclear power plants and non-utility assets. Gallagher has more than 25 years of experience in the energy industry.

Kevin Sagara

Kevin Sagara
Senior Vice President and President, Renewables

Kevin Sagara is senior vice president and president, renewables, of Sempra U.S. Gas & Power, overseeing all aspects of the Renewables energy business segment, including development, acquisitions, finance, construction and operations. Sagara has served in various commercial and legal capacities at Sempra Energy for over 20 years. Prior to working at Sempra U.S. Gas & Power, he served as vice president and general counsel for Sempra Pipelines & Storage, leading significant acquisitions, divestitures and joint ventures. He also previously served as vice president and associate general counsel for Sempra Energy. Sagara has also held senior business and legal positions in the internet and wireless technology sectors and oversaw the sale of Intervu (NASDAQ: ITVU) to Akamai Technologies for over $2.8 billion. Sagara received his law degree from Hastings College of Law, where he served as note editor of the Hastings Law Journal. He received his undergraduate degree in geography-ecosystems from the University of California, Los Angeles.

Robert Borthwick

Robert Borthwick
Vice President and General Counsel

Robert Borthwick is vice president and general counsel at Sempra U.S. Gas & Power, leading the company's law, external affairs, marketing and communications departments as well as the regulatory and compliance functions. With more than 20 years of experience as a lawyer, Borthwick most recently was Associate General Counsel at Sempra Energy. Prior to joining Sempra Energy, Borthwick practiced law at Gibson, Dunn & Crutcher LLP and served as a federal prosecutor in the United States Attorney's Office in Los Angeles.

Bill Engelbrecht

Bill Engelbrecht
Vice President, Commercial Development

William Engelbrecht is vice president, Commercial Development for Sempra U.S. Gas & Power where he oversees the marketing and development of the company's Midwest infrastructure. Previously, Engelbrecht served as Vice President of planning at Sempra U.S. Gas & Power, responsible for leading the company's business planning and financial analysis functions. A 30-year veteran of the energy industry, he has held a range of engineering and leadership positions in transmission, resource and strategic planning, industry restructuring, marketing, fuel procurement, financial analysis, and engineering and construction.

Monica Haas

Monica Haas
Vice President, Administration

Monica Haas is vice president, administration at Sempra U.S. Gas & Power, leading the company's human resources, IT and procurement functions. With more than 20 years of experience in the energy industry, Haas most recently was vice president of corporate planning for Sempra Energy, where she oversaw Sempra Energy's corporate planning activities including long and short-term planning, investment analysis and management performance reporting.

John Pirraglia

John Pirraglia
Vice President, Operations

John Pirraglia is vice president, operations in charge of Sempra U.S. Gas & Power's natural gas infrastructure assets in the Southeast U.S. Pirraglia was previously vice president of project development and operations for Sempra Pipelines and Storage, and has over 25 years of experience in energy infrastructure design and engineering, including pipeline, wells and surface facilities.

Peter Wall

Peter Wall
Vice President and Chief Financial Officer

Peter Wall is vice president and chief financial officer of Sempra U.S. Gas & Power, leading the company’s accounting, finance, and risk & structuring groups. Most recently, Wall served as assistant corporate controller at Sempra Energy where he led various teams overseeing technical accounting, planning and corporate accounting functions. He began his professional career at Ernst & Young LLP where he worked with numerous multinational companies, including many in the power & utility sector. Wall is a certified public accountant and holds bachelor’s and master’s degrees in accounting from the University of Utah.

Sue Bradham

Sue Bradham
Regional Vice President, Commercial Development

Sue Bradham is Regional Vice President, Commercial Development for Sempra U.S. Gas & Power, in charge of the natural gas based fuels business. Most recently, Bradham was responsible for new business development in Latin America. She also had lead commercial responsibility for developing, structuring, and negotiating the primary agreements for Sempra's LNG business. Previously, Bradham held strategic planning and analytical roles both internally and externally. Bradham holds a bachelor's degree in mechanical engineering from Stevens Institute of Technology and an MBA in finance and entrepreneurial management from The Wharton School at the University of Pennsylvania.

Larry Folks

Larry Folks
Regional Vice President, Renewables Development

Larry Folks is regional vice president, renewables development, at Sempra U.S. Gas & Power, directing development, acquisitions, partnerships and financing for the company’s wind and solar projects. Folks has more than 25 years of experience in the power generation industry. Prior to joining Sempra U.S. Gas & Power, he was the chief development officer and SVP at BP Wind Energy where he oversaw the development, partnerships and financing for 1,600 megawatts (MW) of wind projects. Folks has a master’s degree in business administration and a bachelor’s degree from the University of Southern California.

Curtis Kebler

Curtis Kebler
Regional Vice President, Commercial Development

Curtis Kebler is Regional Vice President, Commercial Development at Sempra U.S. Gas Power where he is responsible for the company's Southeast midstream infrastructure business. Most recently, Kebler was Managing Director in charge of origination and marketing for the company's power generation assets. He has been in the energy industry for more than 25 years and has broad knowledge of the structure, operation and performance of U.S. electric power and natural gas markets. Kebler received a Bachelor of Science degree in engineering from the University of California, Santa Barbara.