Corporate Leadership

Jay Wileman head shot 2015

Jay Wileman

President & CEO

Jay Wileman is the President and CEO of GE Hitachi Nuclear Energy (GEH). GEH is a world-leading provider of advanced reactors and nuclear services, with manufacturing, service and sales facilities around the globe. Jay is also responsible for managing the joint venture between the General Electric Corp. (NYSE: GE) and Hitachi Corp.

With more than 30 years’ experience, Jay has a wealth of international knowledge, having led many global teams to success across the energy spectrum. Prior to being named to his current position in 2015, Jay served as Senior Vice President, Nuclear Plant Projects and Chief Operating Officer upon his return to GEH in 2012. 

In 2009, Jay was appointed President and CEO of GE Energy Sub-Saharan Africa where he worked with customers to meet the continent’s needs in oil, natural gas, power generation, water, renewables and new grid modernization.

Since joining GE in 1994, Jay has held several senior leadership positions in various GE businesses, including energy, mining, rail and oil and gas in the U.S., Japan, Italy, Australia and South Africa. He began his career as a nuclear fuel engineer and commercial manager at Southern Nuclear.

Jay earned a Bachelor of Science degree in Nuclear Engineering from Mississippi State University and a Master’s Degree in Business Administration from the University of Alabama at Birmingham.


Lance Hall

Executive Vice President, Nuclear Services

Lance Hall is Executive Vice President of Nuclear Services for GE Hitachi Nuclear Energy.

Lance joined GE on the Knolls Atomic Power Laboratory (KAPL) Field Engineering Program in 1986. From 1989 to 1994, he served as a field representative in the naval nuclear propulsion program. After completing his assignment in the field, Lance held project management roles in Non-destructive Test and Materials Science before leaving KAPL to join GE Power Systems (GEPS) in March of 1997. 

In 1999, he was promoted to Quality Master Black Belt - Inquiry to Order (ITO) in Energy Products and later that year was promoted to the position of Manager - Business Development for Power System’s Global Supply Chain Management organization. 

In 2001, Lance was appointed General Manager, Steam Turbine and Generator Product Lines for the Energy Products business and in 2003, moved to the Energy Services Parts team, where he assumed the role as General Manager, Americas & Asia Parts Operations. Lance was promoted to General Manager of the Energy Rentals business in 2004 until he assumed the role of General Manager - Services for the Aeroderivative GT business in 2006.

In 2011, Lance relocated to Paris, France to lead the global integration of the Converteam business into GE Energy, a $3.6B acquisition. He was promoted to General Manager for GE’s PowerXpand business, a portfolio of fast power solutions, including our TM2500+ mobile gas turbines in September of 2012. In January of 2014, he was promoted to Senior Vice President for GE Hitachi Nuclear Energy’s Enrichment Services. 

In October 2014, Lance was named SVP for Enrichment Services and the GM, for Strategic Initiatives & Growth. In this role, Lance lead the overall strategic direction of Global Laser Enrichment (GLE), commercialization decisions and other high priority initiatives. He was also responsible for focusing on increasing strategic marketing capabilities and overseeing select growth initiatives and business development opportunities. 

Lance holds a B.S. degree in Mechanical-Nuclear Engineering from Worcester Polytechnic Institute and an MBA from Rensselaer Polytechnic Institute.  

Jon Ball

Jon Ball

Executive Vice President, Nuclear Plant Projects

Jon Ball is Executive Vice President of Nuclear Plant Projects for GE Hitachi Nuclear Energy, a position he assumed in November 2015. In this role he leads the development and execution of new plant strategies globally.

Jon has been a leader in the nuclear industry for more than 20 years and has a wide-range of experience in manufacturing, global operations, services, quality and P&L leadership.

From 2012-2015 Jon served as Senior Vice President, Global Supply Chain, where he led more than 1,000 employees worldwide in manufacturing and logistics. Prior to that Jon spent seven years in services where he led both the performance services and field services segments.  

Before that he spent seven years with Global Nuclear Fuel, a joint venture majority owned by GE, serving in several positions including global supply chain leader, quality manager and lab manager.

Jon is a Six Sigma Master Black Belt with a B.S. in Chemistry from Pacific Lutheran University and a Ph.D. in Analytical Chemistry from The Pennsylvania State University.



Chief Executive Officer, Global Nuclear Fuel

Amir Vexler is Chief Executive Officer for Global Nuclear Fuel LLC (GNF), a world-leading supplier of boiling water reactor fuel and fuel-related engineering services.

Amir joined the former GE Canada Nuclear Products in 1999 and later served as manager of the Toronto and Peterborough fuel operations.

In 2007 he was assigned to manage GE Hitachi’s Field Service Center in Wilmington, NC and in 2008 he was appointed to lead the fuel and related components manufacturing operation for GNF-Americas (GNF-A) in Wilmington. In 2014 Amir was named Chief Operating Officer of GNF-A and in 2016 was named CEO os GNF.   

Amir holds a Bachelor of Applied of Science degree in Mechanical Engineering from the University of Toronto and an MBA from the Wilfrid Laurier University.