SOUTHEAST GAS - Key Persons


Brian Gilliland

Job Titles:
  • Member of the Management Team
  • Director of Gas Management
  • Southeast Gas' Director of Gas Management
Brian Gilliland is Southeast Gas' Director of Gas Management. Gilliland is responsible for industrial accounts and contract negotiations for those accounts. He oversees the company's natural gas purchases and the coordination of gas control functions, including gas supply planning and hedging activities and gas scheduling. Prior to joining Southeast Gas, Gilliland worked with Kinder Morgan/Gulf LNG Energy as a Terminal Manager, a position in which he was responsible for managing and directing the 38 employees at Gulf LNG Energy including the maintenance and operations departments at the terminal. He brings 25 years of natural gas experience to his role on the executive team for Southeast Gas.

Dexter McLendon

Job Titles:
  • Mayor
Mayor Dexter McLendon represents the City of Greenville on the Southeast Gas Board of Directors. He currently serves on the Executive Committee and the Pension Committee, and he is also a past Board Chair. He has served on the Board since October of 2000.

Gappa Wise

Gappa Wise represents the City of Elba on the Southeast Gas Board of Directors. He has served on the Board since November 2020.

J. Gregory Henderson - CEO, CFO, President

Job Titles:
  • CEO
  • Chief Financial Officer
  • Director of Finance and Administration
  • Member of the Management Team
  • President
  • Southeast Gas' President and Chief Executive Officer
Greg Henderson was appointed Southeast Gas' President and Chief Executive Officer in 2006. Henderson joined Southeast Gas as Director of Finance and Administration and Chief Financial Officer in 1998. Prior to joining Southeast Gas, he was employed by PowerSouth Energy for 12 years and PriceWaterhouseCoopers LLP in Birmingham for 3 years. He currently serves as Immediate Past Chair of American Public Gas Association (APGA) and on the Boards of Economic Development Partnership of Alabama, Auburn School of Accountancy Alumni Advisory, Easter Seals of Alabama, and CCB Community Bank. He is Past President of Alabama Natural Gas Association, Andalusia Chamber of Commerce, Andalusia Rotary Club, and LBW Community College Foundation. Henderson is Certified Public Accountant, and a graduate of Auburn University with a degree in Business Administration/Accounting.

Jack B. Tibbs

Job Titles:
  • Mayor
Mayor Jack Tibbs represents the City of Eufaula on the Southeast Gas Board of Directors. He serves at the 2024 Board Secretary. He has served on the Board since November 2020.

Jacqulyn D. Boone

Job Titles:
  • Mayor / Mayor Jacqulyn D. Boone Represents the City of Fort Deposit on the Southeast Gas Board of Directors. She Has Served on the Board since November 2020
Mayor Jacqulyn D. Boone represents the City of Fort Deposit on the Southeast Gas Board of Directors. She has served on the Board since November 2020.

Jason Bryan

Jason Bryan represents the City of Opp on the Southeast Gas Board of Directors. He is a past Board Chair, and serves on the Audit Committee. He has served on the Board since November of 2012.

Jason Reeves

Job Titles:
  • Mayor
Mayor Jason Reeves represents the City of Troy on the Southeast Gas Board of Directors. He is a past Board Chair, serves on the Audit Committee and the Nominating Committee. He has served on the Board since January of 2015.

Jimmy Black

Job Titles:
  • Member of the Management Team
  • Director of Community Development
Jimmy Black is the Director of Community Development for Southeast Gas. He directs the community development funding initiatives of the company and works with various organizations across the Southeast Gas service area to promote community growth. Black joined the company in 2004 as a Marketing Representative and later promoted into the roles of Operations Coordinator, Operations Manager, and Director of Operations for the Western Division of the company before accepting his current role in 2022.

Jimmy Money

Job Titles:
  • Mayor / Mayor Jimmy Money Represents the City of Abbeville on the Southeast Gas Board of Directors. He Has Served on the Board since November of 2020
Mayor Jimmy Money represents the City of Abbeville on the Southeast Gas Board of Directors. He has served on the Board since November of 2020.

Kennith Mount

Job Titles:
  • Councilman
Councilman Kennith Mount represents the City of Andalusia on the Southeast Gas Board of Directors. He is the 2024 Immediate Past Board Chair. He is also a member of the Hedge Committee, the Executive Committee, and the Indemnification Oversight Committee. He has served on the Board since November of 2008.

Lori Messick - CFO

Job Titles:
  • CFO
  • Director of Finance and Administration
  • Member of the Management Team
  • Southeast Gas' Director of Finance and Administration and Chief Financial Officer
Lori Messick is Southeast Gas' Director of Finance and Administration and Chief Financial Officer and is a Certified Public Accountant. She oversees the daily operations of the accounting, auditing, warehouse, accounts payable, payroll, property management and information services areas of the company. She is responsible for financial reporting, credit ratings, long-term debt management and Southeast Gas' insurance programs. Messick began working with Southeast Gas in 2001 as a General Accountant. She also served in the roles of Accounting Supervisor and Budget and Reporting Manager before assuming her current role with the company in 2016. Messick joined Southeast Gas with 10 years prior accounting experience, as well.

Margaret Ross

Margaret Ross represents the City of Brundidge on the Southeast Gas Board of Directors. She has served on the Board since November of 2020.

Mark Blankenship

Job Titles:
  • Mayor
Mayor Mark Blankenship represents the City of Ozark on the Southeast Gas Board of Directors. He serves as the 2024 Board Vice Chair, and he also serves on the Nominating Committee and the Executive Committee. He has served on the Board since November 2020.

Mark Saliba

Job Titles:
  • Mayor
Mayor Mark Saliba represents the City of Dothan on the Southeast Gas Board of Directors. He is the Immediate Past-Chair and has served on the Board since October of 2017. He serves on the Executive Committee, the Audit Committee, and the Indemnification Oversight Committee.

Ray Marler

Job Titles:
  • Mayor / Mayor Ray Marler Represents the City of Headland on the Southeast Gas Board of Directors. He Has Served on the Board since November of 2020
Mayor Ray Marler represents the City of Headland on the Southeast Gas Board of Directors. He has served on the Board since November of 2020.

Robert Elliott

Job Titles:
  • Mayor / Mayor Robert Elliott ( Ed ) Beasley Represents the City of Luverne on the Southeast Gas Board of Directors. He Has Served on the Board since November of 2016
Mayor Robert Elliott (Ed) Beasley represents the City of Luverne on the Southeast Gas Board of Directors. He has served on the Board since November of 2016.

Shannon Jackson

Job Titles:
  • Member of the Management Team
  • Director of Corporate Services / Shannon
Jackson is the Director of Corporate Services for Southeast Gas. She oversees the company's human resources, safety, sales, communication, and marketing functions. She is a member of the Energy Solutions Center Board of Directors, serves on the American Public Gas Association Research Foundation Board, and is Public Relations chair for the Alabama Natural Gas Association. She joined the company in 1998 as Communication Coordinator, and also served in the roles of Marketing and Communications Manager and Director of Marketing and Communications before assuming her role as Director of Corporate Services in 2022.

Steve Duebelt

Job Titles:
  • Member of the Management Team
  • Director of Operations for Southeast Gas' Eastern Division
  • Director of Operations, Eastern Division
Steve Duebelt is the Director of Operations for Southeast Gas' Eastern Division. He oversees system operations and maintenance at Southeast Gas facilities in Dothan, Abbeville, Eufaula, Headland, Opelika, and the surrounding communities. He is also responsible for the areas of customer experience, meter reading, system service, construction, installation and collections in the Eastern Division. Duebelt joined the company in 1981 as a Meter Technician and served in many operational areas within the company. In 1992, he became Information Services Manager, and remained in that position until accepting his current role in 2006.

Terry Barnes

Job Titles:
  • Director of Operations, Central and Western Divisions
  • Registered Professional Engineer
Terry Barnes, a registered Professional Engineer in the State of Alabama, is the Director of Operations for Southeast Gas' Central and Western Divisions. He oversees system operations and maintenance at Southeast Gas facilities in Andalusia, Brundidge, Daleville, Elba, Enterprise, Fort Deposit, Greenville, Luverne, Montgomery, Opelika, Opp, Ozark, Pike Road, and Troy, as well as the surrounding communities. He is also responsible for the areas of customer experience, meter reading, system service, construction, installation and collections in the Central and Western Divisions. Barnes joined the company in 2011 as Superintendent of Operations and served in that capacity until 2013. Prior to his career with Southeast Gas, Barnes worked seven years for CDG Engineers as a Project Engineer/Project Manager.

Tyler Wingard

Job Titles:
  • Director of Engineering Services
Tyler Wingard is the Director of Engineering Services for Southeast Gas. He is responsible for system maintenance, infrastructure routing and design, right of way procurement and maintenance, GIS and system design and modeling. Wingard joined the company in 2011 as an Engineer, and served in progressive roles within the company until he was named Director of Engineering Services in January of 2024.

Vince Perez

Job Titles:
  • Member of the Management Team
  • Director of Economic Development
Vince Perez is the Director of Economic Development for Southeast Gas, overseeing regional, national, and global initiatives to drive economic growth in Southeast Alabama. With a proven track record, Perez has led projects resulting in over 20,000 new jobs and $15 billion in capital investment. Before joining Southeast Gas in 2022, he advanced from the EDAA Internship to Senior Project Manager at the Alabama Department of Commerce during his 9-year tenure. Perez earned his Bachelor of Science in Business Administration from Auburn University in 2013. Actively involved across the Southeast Gas service territory, he serves on local and regional boards, and is an active member of various organizations, including The Montgomery Rotary Club, The Public Affairs Research Council of Alabama, and The Economic Development Association of Alabama.

William E. Cooper

Job Titles:
  • Mayor
Mayor William E. Cooper represents the City of Enterprise on the Southeast Gas Board of Directors. He is 2024 Chair for the Board, and also serves on the Nominating Committee. He has served on the Board since June of 2017.