Mr. Roy R. Centrella has been Chief Financial Officer and Senior Vice President at Southwest Gas Corporation since August 11, 2010. Mr. Centrella served as Vice President and Chief Accounting Officer of Southwest Gas Corp. from 2008 to 2010 and served as Controller from 2001 to 2010 and Assistant Controller from 1998 to 2001. Mr. Centrella began his career with in 1983 as a Supervisor in Accounting. During his career, he has held various managerial and executive roles in the organization including Manager/Accounting, Director/Accounting, Assistant Controller, Controller, and Vice President/Controller/Chief Accounting Officer. Mr. Centrella holds a bachelor of science degree in accounting from the University of Scranton, as well as a Master's degree in Business Administration from the University of Nevada, Las Vegas, and is a Certified Public Accountant.