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About Us / Management Team

Date Requested: Dec 12 2019 9:57 PM
Printable Version
  •  

    Mark Hewett

    President & CEO

    Prior to joining Northern Natural Gas, Mark was employed by MidAmerican Energy Company from 1987 to 2002.

    Mark Hewett, President & CEO
    Since 2002-Current

    President and CEO of Northern Natural Gas

    August 2002

    2002

    Prior to joining Northern Natural Gas, Mark was employed by MidAmerican Energy Company from 1987 to 2002. He served in a number of management positions at MidAmerican Energy Company, most recently as vice president of energy trading.

    Mark earned a B.S. in management science from Buena Vista College in Storm Lake, Iowa.

    Mark is a member of the NCAA’s Men’s College World Series board of directors. Mark enjoys outdoor activities, such as hunting and fishing.

    Mark is a native of Iowa, is married and has four children.

  •  

    Sara Athen

    Vice President of Human Resources

    Sara joined the BHE Pipeline Group as a senior attorney in 2014. Prior to joining Northern Natural Gas, Sara worked as an attorney at Snell & Wilmer, L.L.P. in Phoenix, Arizona.

    Sara Athen, Vice President of Human Resources
    Since 2014-Current

    Vice President of Human Resources

    June 2017

    2014

    Sara joined the BHE Pipeline Group as a senior attorney in 2014. Prior to joining Northern Natural Gas, Sara worked as an attorney at Snell & Wilmer, L.L.P. in Phoenix, Arizona.

    Sara earned a J.D. from Syracuse University in New York and a B.A. in business administration and retail management from the University of Wisconsin-Stevens Point

    Sara enjoys spending time with family, cooking and traveling.

    Sara is a native of Wisconsin, is married and has two children.

  •  

    Tom Correll

    Vice President of Pipeline Safety and Risk

    Prior to joining Northern Natural Gas, Tom worked for Layne Christensen Company and Terracon Consultants in geotechnical and environmental engineering and contracting.

    Tom Correll, Vice President of Pipeline Safety and Risk
    Since 2004-Current

    Vice President of Pipeline Safety and Risk

    July 2016

    2004

    Prior to joining Northern Natural Gas, Tom worked for Layne Christensen Company and Terracon Consultants in geotechnical and environmental engineering and contracting.

    Tom earned a B.S. in geology from Iowa State University in Ames, Iowa, and an MBA from the University of Nebraska at Omaha. Tom is a licensed professional geologist and a certified hazardous materials manager.

    Tom is a member of the Omaha Northwest Rotary. He enjoys a variety of outdoor activities including running, hiking and golfing.

    Tom has three children.

  •  

    Laura K. Demman

    Vice President of Customer Service and Business Development

    Prior to joining Northern Natural Gas, Laura was employed at the Nebraska Public Service Commission from 2001-2014, most recently as Director and Legal Counsel of the Natural Gas Department.

    Laura K. Demman, Vice President of Customer Service and Business Development
    Since 2014-Current

    Vice President of Customer Service and Business Development

    May 2019

    2014

    Prior to joining Northern Natural Gas, Laura was employed at the Nebraska Public Service Commission from 2001-2014, most recently as Director and Legal Counsel of the Natural Gas Department.

    Laura earned a B.A. in psychology from Creighton University in Omaha and a J.D. from the University of Nebraska College of Law in Lincoln.

    Laura is a member of the Budget and Planning Committee of the Nebraska State Bar Association. She enjoys musical theater and supporting her children’s activities.

    Laura is a native of Nebraska, is married and has three children.

  •  

    Craig Eller

    Vice President of Business Development

    Craig began his career as a contract engineer for Northern in 2007. Later that year, he joined the company in the facility planning department as a facility ...

    Craig Eller, Vice President of Business Development
    Since 2007-Current

    Vice President of Business Development

    May 2019

    2007

    Craig began his career as a contract engineer for Northern in 2007. Later that year, he joined the company in the facility planning department as a facility planner before being named as the department manager. In 2012, Craig transitioned into the marketing group where he was responsible for managing relationships with several of Northern’s market area customers.

    Craig earned a Bachelor of Science in mechanical engineering from the University of Nebraska in Lincoln, Nebraska.

    Craig enjoys hiking and traveling with his family. Craig and his wife are active members of St. Patricks’ Catholic Church in Gretna, Nebraska, where he volunteers in youth ministry.

    Craig is a native of Nebraska. He and his wife have six children. ​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​

  •  

    Matt Finnegan

    Vice President of Resource Management

    Prior to joining Northern Natural Gas, Matt held a variety of management positions with Berkshire Hathaway Energy Company affiliates including president of Kern River Gas Transmission Company...

    Matt Finnegan, Vice President of Resource Management
    Since 2016-Current

    Vice President of Resource Management

    September 2016

    2016

    Prior to joining Northern Natural Gas, Matt held a variety of management positions with Berkshire Hathaway Energy Company affiliates including president of Kern River Gas Transmission Company and general manager of MidAmerican Energy Company’s Walter Scott, Jr. Energy Center.

    Matt earned a B.S. in mechanical engineering from The University of Iowa in Iowa City, Iowa, and an M.B.A. from the University of Iowa. Matt is a licensed engineer in Iowa.

    Matt is a member of the School of Management Advisory Council for the graduate business school at the University of Iowa. Matt and his wife are active members of St. Peter’s Catholic Church in Council Bluffs, Iowa. Matt is an avid sports fan, and enjoys golfing, running, and coaching youth sports.

    Matt is a native of Iowa, is married and has three children.

  •  

    Tom J. Halpin

    Vice President of Marketing

    Prior to joining Northern Natural Gas, Tom spent 10 years employed by Amoco Corporation in various engineering and business reporting functions.

    Tom J. Halpin, Vice President of Marketing
    Since 1997-Current

    Vice President of Marketing

    January 2012

    1997

    Prior to joining Northern Natural Gas, Tom spent 10 years employed by Amoco Corporation in various engineering and business reporting functions. Since joining Northern Natural Gas, Tom has held positions in engineering and construction, facility planning, business development, and pricing and storage.

    Tom earned a B.S. in mechanical engineering from the University of Notre Dame in Notre Dame, Indiana. He earned his M.B.A from Creighton University in Omaha, Nebraska

    Tom and his wife serve as board members for a national marriage and family organization and are active volunteers at St. Vincent de Paul Catholic Church in Omaha. Tom is an avid sports fan and enjoys coaching.

    Tom is a native of Illinois, is married and has four children.

  •  

    Kirk L. Lavengood

    Vice President, General Counsel and Regulatory Affairs

    Prior to joining Northern Natural Gas, Kirk worked at MidAmerican Energy Company as director of short-term trading and as director of gas supply planning...

    Kirk L. Lavengood, Vice President, General Counsel and Regulatory Affairs
    Since 2003-Current

    Vice President, General Counsel and Regulatory Affairs

    May 2019

    2003

    Prior to joining Northern Natural Gas, Kirk worked at MidAmerican Energy Company as director of short-term trading and as director of gas supply planning. Kirk also practiced law in Detroit with the law firm Kerr, Russell and Weber, PLC, before joining MidAmerican Energy Company. Prior to practicing law, Kirk spent nine years in various marketing and financial capacities with ANR Pipeline Company and ANR Storage Company.

    Kirk earned a B.S. in business from Central Michigan University in Mount Pleasant and a J.D. from Wayne State University in Detroit.

    Kirk likes to play golf, ski, read and travel.

  •  

    Joe M. Lillo

    Vice President of Finance

    Joe was employed by Berkshire Hathaway Energy Company beginning in 1996 as manager of financial reporting, then as vice president and controller...

    Joe M. Lillo, Vice President of Finance
    Since 2002-Current

    Vice President of Finance

    August 2002

    2002

    Joe was employed by Berkshire Hathaway Energy Company beginning in 1996 as manager of financial reporting, then as vice president and controller. Prior to joining the company, Joe was a senior associate with Coopers & Lybrand.

    Joe earned a B.S. and an M.S. in accounting from Pace University in New York City.

    Joe is a certified public accountant and a member of the American Institute of Certified Public Accountants and the Nebraska Society of Certified Public Accountants.

    Joe is a native of New York, is married and has four children.

  •  

    Nick Marquardt

    Vice President of Engineering

    Prior to joining Northern Natural Gas, Nick worked for Kiewit Industrial Company in Kansas City for two years.

    Nick Marquardt, Vice President of Engineering
    Since 2006-Current

    Vice President of Engineering

    November 2017

    2006

    Prior to joining Northern Natural Gas, Nick worked for Kiewit Industrial Company in Kansas City for two years. He has held various positions at Northern in design, engineering and management. He also served as company representative throughout the two-year construction of the Cook Inlet Natural Gas Storage Alaska project.

    Nick has a B.S. in mechanical engineering from University of Nebraska-Lincoln and M.B.A. from Bellevue University.

    Nick enjoys outdoor activities, woodworking and CrossFit.

    Nick is married and has twin boys.

  •  

    Kent E. Miller

    Senior Vice President

    Kent has held various management positions at Northern Natural Gas in engineering, facility planning, pricing and storage, and marketing.

    Kent E. Miller, Senior Vice President
    Since 1981-Current

    Senior Vice President

    May 2019

    1981

    Kent has held various management positions at Northern Natural Gas in engineering, facility planning, pricing and storage, and marketing.

    Kent has a B.S. in civil engineering from Iowa State University in Ames.

    Kent has held leadership and service positions in his local church and volunteers his time at a family counseling organization in Omaha.

    Kent is a native of Iowa, is married and has two children.

  •  

    Brian J. Mundt

    Vice President of Field Operations

    Prior to joining Northern Natural Gas, Brian was employed by MidAmerican Energy Company from 1993‑2009, most recently as general manager at the Walter Scott, Jr. Energy Center in Council Bluffs, Iowa.

    Brian J. Mundt, Vice President of Field Operations
    Since 2009-Current

    Vice President of Field Operations

    February 2013

    2009

    Prior to joining Northern Natural Gas, Brian was employed by MidAmerican Energy Company from 1993‑2009, most recently as general manager at the Walter Scott, Jr. Energy Center in Council Bluffs, Iowa.

    Brian earned a B.S. in mechanical engineering from South Dakota State University in Brookings, and an M.B.A. from the University of Nebraska at Omaha.

    Brian and his wife are active members of St. Columbkille Catholic Church in Papillion, Nebraska. Brian enjoys a variety of outdoor activities such as hunting, snow skiing and water sports, as well as coaching youth sports.

    Brian is a native of South Dakota, is married and has four children.

  •  

    Royce Ramsay

    Vice President of Operations

    Prior to joining Northern Natural Gas, Royce spent 20 years employed at Texas Gas Transmission Corporation.

    Royce Ramsay, Vice President of Operations
    Since 2002-Current

    Vice President of Operations

    October 2002

    2002

    Prior to joining Northern Natural Gas, Royce spent 20 years employed at Texas Gas Transmission Corporation. Royce has 25 years of experience in the natural gas pipeline industry in various positions, primarily involving operations.

    Royce earned his B.S. in mechanical engineering from Rose-Hulman Institute of Technology in Terre Haute, Indiana.

    Royce enjoys golf and is a past United Way board member in Lafayette, Louisiana.

    Royce is a native of Indiana, is married and has two children.

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    Bill Sonnleitner

    Vice President of Information Technology

    Bill has held various management positions at Berkshire Hathaway Energy in engineering, and most recently as Director of Controls and Electrical Technical Field Services with Northern Natural Gas.

    Bill Sonnleitner, Vice President of Information Technology
    Since 2016-Current

    Vice President of Information Technology

    April 2018

    2016

    Bill has held various management positions at Berkshire Hathaway Energy in engineering, and most recently as Director of Controls and Electrical Technical Field Services with Northern Natural Gas.

    Bill has a B.S. in electrical engineering from Iowa State University in Ames, and is a licensed professional engineer in the state of Nebraska.

    Bill enjoys spending time with family and supporting his children’s activities. Bill and his wife are active members of their local church in Omaha, Nebraska. He enjoys a variety of outdoor activities such as running, skiing and golfing.

    Bill is a native of Iowa, is married and has four children.

  •  

    LD Stephens

    Vice President of Technical Services

    L.D. has held various specialist, engineering, and management positions with Northern Natural Gas over the past 37 years.

    LD Stephens, Vice President of Technical Services
    Since 1982-Current

    Vice President of Technical Services

    July 2016

    1982

    L.D. has held various specialist, engineering, and management positions with Northern Natural Gas over the past 37 years. The responsibilities of these positions spanned field operations and maintenance, integrity and compliance, field engineering and construction, operation and maintenance supervision, facility planning, business development, field operations management, oil pipeline operations management, and pipeline expansion project management.

    LD earned a B.S. in industrial technology from Southwestern Oklahoma State University.

    LD supports charities such as the Marines Toys for Tots, various veteran’s organizations, and the American Red Cross.

    LD is a native of Oklahoma, is married with two children.​​​​​​​​​​​​​​​​​​​​​​​​