Board Committees

Mr. Summe is the Co-Founder and Co-Chairman of NextGen, a special purpose acquisition company. Mr. Summe served as a director of the Board of Directors of NGAC I and Co-Chairman of NGAC I from July 2020 and September 2020, respectively, until August 2021. Mr. Summe is the Founder and Managing Partner of Glen Capital Partners LLC, a value-oriented investment fund. From 2009 to 2014, Mr. Summe was the Managing Director and Vice Chairman of Global Buyout at the Carlyle Group. Prior to joining Carlyle, Mr. Summe was the Chairman, CEO and President of PerkinElmer, Inc. which he led from 1998 to 2009. He also served as a Senior Advisor to Goldman Sachs Capital Partners from 2008 to 2009. Prior to joining PerkinElmer, Mr. Summe was with AlliedSignal, now Honeywell International, serving successively as the President of General Aviation Avionics, President of the Aerospace Engines Group, and President of the Automotive Products Group. Before joining AlliedSignal, he was the General Manager of Commercial Motors at General Electric and was a Partner with the consulting firm McKinsey & Company, Inc. Mr. Summe serves as a director of NXP Semiconductors N.V. (Nasdaq: NXPI), the State Street Corporation (NYSE: STT), and Avantor Inc. (NYSE: AVTR). He was previously the chairman of the board of directors of Freescale Semiconductor and a director of Biomet Inc., TRW Inc., LMI Aerospace, Veyance, and Automatic Data Processing, Inc. (Nasdaq: ADP). Mr. Summe holds B.S. and M.S. degrees in electrical engineering from the University of Kentucky and the University of Cincinnati, and an M.B.A. with distinction from the Wharton School at the University of Pennsylvania. He is in the Hall of Distinction at the University of Kentucky.

George Mattson is the Co-Founder and Co-Chairman of NextGen, a special purpose acquisition company. Mr. Mattson has served as a member of the Board of Directors of Xos, Inc. (f/k/a NextGen Acquisition Corporation (“NGAC I”)) since July 2020 and served as Co-Chairman of NGAC I from September 2020 until August 2021. Previously, Mr. Mattson was a Partner at Goldman, Sachs & Co., where he formed and was the Co-Head of the Global Industrials Group, responsible for the firm’s investment banking activities in a diverse set of industries including the aerospace and defense sectors. In addition to serving as Co-Chairman of NextGen, Mr. Mattson also serves as a director of Delta Air Lines, Inc. (NYSE: DAL) and Virgin Galactic Holdings, Inc. Previously, Mr. Mattson served as a director of Air France-KLM S.A. Mr. Mattson brings extensive public company board experience, SPAC merger board experience, deep strategic and financial experience, and broad industry and customer relationships. Mr. Mattson holds a BS in Electrical Engineering from Duke University and an MBA from the Wharton School at the University of Pennsylvania.

With over 30 years of government service, Katharina (Katrina) McFarland is widely recognized as a leading subject-matter expert on government procurement. She serves as Chairman of the Board of Army Research and Development at the National Academies of Science, and as a Director on the Boards of SAIC and Transphorm, She was previously the Assistant Secretary of Defense for Acquisition (2012 to 2017) and acting Assistant Secretary of the Army (Acquisition, Logistics & Technology) (2016-2017). She was President of the Defense Acquisition University from 2010 to 2012 From 2006 to 2010, Ms. McFarland was the Director of Acquisition, Missile Defense Agency. She is an accredited Materials, Mechanical, Civil and Electronics Engineer. She has received an Honorary Doctoral of Engineering from the University of Cranfield, United Kingdom; the Presidential Meritorious Executive Rank Award, the Secretary of Defense Medal for Meritorious Civilian Service Award, the Department of the Navy Civilian Tester of the Year Award, and the Navy and United States Marine Corps Commendation Medal for Meritorious Civilian Service. Ms. McFarland brings substantial experience with the U.S. Department of Defense, Department of Army, and Intelligence Community procurement with focus on Space applications, Artificial Intelligence, Cyber, and IT technologies in defense acquisition, program management, logistics and technology. She is DAWIA Level-III-certified in Program Management, Engineering, and Testing as well as having a professional engineer license and having attained her PMP certification.

Since 2012, Mr. Lovell has served as the Chief Investment Officer of the Virgin Group, where he has been responsible for managing the Virgin Group’s portfolio and investments in North America. From 2008 to 2012, Mr. Lovell was the Founding Partner of Virgin Green Fund, a private equity fund investing in the renewable energy and resource efficiency sectors. From 1998 to 2008, Mr. Lovell served as an investment professional at TPG Capital, where he also served on the board of directors of a number of TPG portfolio companies. Mr. Lovell currently serves on the boards of several companies including Virgin Hotels since 2012, Virgin Voyages since 2014, BMR Energy since 2016, Virgin Galactic since 2017, 23andMe Holding Co. since 2020, Virgin Orbit since 2017 and Virgin Group Acquisition Corp. II since 2020. Mr. Lovell previously served on the board of Virgin America (NASDAQ: VA) from 2013 until its acquisition by Alaska Air in 2016. Upon consummation of the Business Combination, Mr. Lovell will serve as Chairman of the Virgin Orbit Board. Mr. Lovell holds a Bachelor’s Degree from the University of Vermont.

Ms. Helms was commissioned from the U.S. Air Force Academy in 1980 and served in the United States Air Force until her retirement in April 2014 with the rank of Lt. General. During her tenure in the United States Air Force, Ms. Helms held a variety of positions of increasing responsibility before ultimately retiring as the Commander, 14th Air Force (Air Forces Strategic), Air Force Space Command, and Commander, Joint Functional Component Command for Space, US Strategic Command, Vandenberg Air Force Base, California. In addition, Ms. Helms is a former NASA astronaut and veteran of five spaceflights. Ms. Helms is the principal and owner of Orbital Visions, LLC, a consulting company established in 2015. Additionally, Ms. Helms currently serves on the NASA Aerospace Safety Advisory Panel and is a member of the Board of Trustees for the Aerospace Corporation. Ms. Helms has also been elected as a member of the National Academy of Engineering. Ms. Helms was previously a board member for Concho Resources Inc. and the Association of Space Explorers (USA) and, in 2016 she completed a two-year term as a trustee for the Woodrow Wilson International Center in Washington, D.C. Ms. Helms holds a Bachelor of Science degree in Aeronautical Engineering from the U.S. Air Force Academy and a Master’s of Science degree in Aeronautics/Astronautics from Stanford University.

Mr. Shadid is an Executive Director in the Growth and M&A unit in Mubadala’s Direct Investments Platform. In his role, he is responsible for managing Mubadala’s direct investments in select growth segments such as the space industry, as well as supporting the platform in realizing shareholder value through acquisitions, corporate restructurings, M&A and divestitures. Before this, Mr. Shadid served as the Managing Director, Cargo & Logistics Services at Etihad Aviation Group. At Etihad, he played an active role in evolving Etihad Cargo’s business strategy and rolling out its ambitious transformation program. Prior to Etihad, Mr. Shadid spent 13 years at Mubadala in various roles. He was a member of the team that developed Mubadala’s first comprehensive Aerospace strategy for Abu Dhabi in 2006 and was subsequently engaged in its implementation and execution. He worked on the creation of foundational partnerships with leading global aerospace players, including GE Aviation, Rolls-Royce, International Aero-Engines and Hamilton Sundstrand (now UTC Aerospace). Most recently he served as Head of Aerospace, managing Mubadala’s portfolio of aerospace investments in the UAE and internationally. Mr. Shadid joined Mubadala in 2005 from the Tawazun Economic Council. Mr. Shadid currently serves as a member of the Board of Directors of Sociedad Minera de Santander S.A.S. (Minesa) in Colombia, Strata Manufacturing PJSC in the UAE and Cosmo Energy Holdings Company Ltd (TYO:5021) in Japan. He previously served as Chairman of Sanad Aero Solutions LLC, Aerospace Turbine Services and Solutions LLC and Armaguard Valuables Management LLC; and was also a member of the Boards of Directors of Abu Dhabi Ship Building PJSC, Safwa Marine LLC and SR Technics AG. Mr. Shadid holds a Bachelor of Engineering degree in Electronic and Electrical Engineering from University College London (UCL) in the United Kingdom.

Mr. Summe is the Co-Founder and Co-Chairman of NextGen, a special purpose acquisition company. Mr. Summe served as a director of the Board of Directors of NGAC I and Co-Chairman of NGAC I from July 2020 and September 2020, respectively, until August 2021. Mr. Summe is the Founder and Managing Partner of Glen Capital Partners LLC, a value-oriented investment fund. From 2009 to 2014, Mr. Summe was the Managing Director and Vice Chairman of Global Buyout at the Carlyle Group. Prior to joining Carlyle, Mr. Summe was the Chairman, CEO and President of PerkinElmer, Inc. which he led from 1998 to 2009. He also served as a Senior Advisor to Goldman Sachs Capital Partners from 2008 to 2009. Prior to joining PerkinElmer, Mr. Summe was with AlliedSignal, now Honeywell International, serving successively as the President of General Aviation Avionics, President of the Aerospace Engines Group, and President of the Automotive Products Group. Before joining AlliedSignal, he was the General Manager of Commercial Motors at General Electric and was a Partner with the consulting firm McKinsey & Company, Inc. Mr. Summe serves as a director of NXP Semiconductors N.V. (Nasdaq: NXPI), the State Street Corporation (NYSE: STT), and Avantor Inc. (NYSE: AVTR). He was previously the chairman of the board of directors of Freescale Semiconductor and a director of Biomet Inc., TRW Inc., LMI Aerospace, Veyance, and Automatic Data Processing, Inc. (Nasdaq: ADP). Mr. Summe holds B.S. and M.S. degrees in electrical engineering from the University of Kentucky and the University of Cincinnati, and an M.B.A. with distinction from the Wharton School at the University of Pennsylvania. He is in the Hall of Distinction at the University of Kentucky.

George Mattson is the Co-Founder and Co-Chairman of NextGen, a special purpose acquisition company. Mr. Mattson has served as a member of the Board of Directors of Xos, Inc. (f/k/a NextGen Acquisition Corporation (“NGAC I”)) since July 2020 and served as Co-Chairman of NGAC I from September 2020 until August 2021. Previously, Mr. Mattson was a Partner at Goldman, Sachs & Co., where he formed and was the Co-Head of the Global Industrials Group, responsible for the firm’s investment banking activities in a diverse set of industries including the aerospace and defense sectors. In addition to serving as Co-Chairman of NextGen, Mr. Mattson also serves as a director of Delta Air Lines, Inc. (NYSE: DAL) and Virgin Galactic Holdings, Inc. Previously, Mr. Mattson served as a director of Air France-KLM S.A. Mr. Mattson brings extensive public company board experience, SPAC merger board experience, deep strategic and financial experience, and broad industry and customer relationships. Mr. Mattson holds a BS in Electrical Engineering from Duke University and an MBA from the Wharton School at the University of Pennsylvania.

With over 30 years of government service, Katharina (Katrina) McFarland is widely recognized as a leading subject-matter expert on government procurement. She serves as Chairman of the Board of Army Research and Development at the National Academies of Science, and as a Director on the Boards of SAIC and Transphorm, She was previously the Assistant Secretary of Defense for Acquisition (2012 to 2017) and acting Assistant Secretary of the Army (Acquisition, Logistics & Technology) (2016-2017). She was President of the Defense Acquisition University from 2010 to 2012 From 2006 to 2010, Ms. McFarland was the Director of Acquisition, Missile Defense Agency. She is an accredited Materials, Mechanical, Civil and Electronics Engineer. She has received an Honorary Doctoral of Engineering from the University of Cranfield, United Kingdom; the Presidential Meritorious Executive Rank Award, the Secretary of Defense Medal for Meritorious Civilian Service Award, the Department of the Navy Civilian Tester of the Year Award, and the Navy and United States Marine Corps Commendation Medal for Meritorious Civilian Service. Ms. McFarland brings substantial experience with the U.S. Department of Defense, Department of Army, and Intelligence Community procurement with focus on Space applications, Artificial Intelligence, Cyber, and IT technologies in defense acquisition, program management, logistics and technology. She is DAWIA Level-III-certified in Program Management, Engineering, and Testing as well as having a professional engineer license and having attained her PMP certification.

Ms. Helms was commissioned from the U.S. Air Force Academy in 1980 and served in the United States Air Force until her retirement in April 2014 with the rank of Lt. General. During her tenure in the United States Air Force, Ms. Helms held a variety of positions of increasing responsibility before ultimately retiring as the Commander, 14th Air Force (Air Forces Strategic), Air Force Space Command, and Commander, Joint Functional Component Command for Space, US Strategic Command, Vandenberg Air Force Base, California. In addition, Ms. Helms is a former NASA astronaut and veteran of five spaceflights. Ms. Helms is the principal and owner of Orbital Visions, LLC, a consulting company established in 2015. Additionally, Ms. Helms currently serves on the NASA Aerospace Safety Advisory Panel and is a member of the Board of Trustees for the Aerospace Corporation. Ms. Helms has also been elected as a member of the National Academy of Engineering. Ms. Helms was previously a board member for Concho Resources Inc. and the Association of Space Explorers (USA) and, in 2016 she completed a two-year term as a trustee for the Woodrow Wilson International Center in Washington, D.C. Ms. Helms holds a Bachelor of Science degree in Aeronautical Engineering from the U.S. Air Force Academy and a Master’s of Science degree in Aeronautics/Astronautics from Stanford University.

Since 2012, Mr. Lovell has served as the Chief Investment Officer of the Virgin Group, where he has been responsible for managing the Virgin Group’s portfolio and investments in North America. From 2008 to 2012, Mr. Lovell was the Founding Partner of Virgin Green Fund, a private equity fund investing in the renewable energy and resource efficiency sectors. From 1998 to 2008, Mr. Lovell served as an investment professional at TPG Capital, where he also served on the board of directors of a number of TPG portfolio companies. Mr. Lovell currently serves on the boards of several companies including Virgin Hotels since 2012, Virgin Voyages since 2014, BMR Energy since 2016, Virgin Galactic since 2017, 23andMe Holding Co. since 2020, Virgin Orbit since 2017 and Virgin Group Acquisition Corp. II since 2020. Mr. Lovell previously served on the board of Virgin America (NASDAQ: VA) from 2013 until its acquisition by Alaska Air in 2016. Upon consummation of the Business Combination, Mr. Lovell will serve as Chairman of the Virgin Orbit Board. Mr. Lovell holds a Bachelor’s Degree from the University of Vermont.

Mr. Shadid is an Executive Director in the Growth and M&A unit in Mubadala’s Direct Investments Platform. In his role, he is responsible for managing Mubadala’s direct investments in select growth segments such as the space industry, as well as supporting the platform in realizing shareholder value through acquisitions, corporate restructurings, M&A and divestitures. Before this, Mr. Shadid served as the Managing Director, Cargo & Logistics Services at Etihad Aviation Group. At Etihad, he played an active role in evolving Etihad Cargo’s business strategy and rolling out its ambitious transformation program. Prior to Etihad, Mr. Shadid spent 13 years at Mubadala in various roles. He was a member of the team that developed Mubadala’s first comprehensive Aerospace strategy for Abu Dhabi in 2006 and was subsequently engaged in its implementation and execution. He worked on the creation of foundational partnerships with leading global aerospace players, including GE Aviation, Rolls-Royce, International Aero-Engines and Hamilton Sundstrand (now UTC Aerospace). Most recently he served as Head of Aerospace, managing Mubadala’s portfolio of aerospace investments in the UAE and internationally. Mr. Shadid joined Mubadala in 2005 from the Tawazun Economic Council. Mr. Shadid currently serves as a member of the Board of Directors of Sociedad Minera de Santander S.A.S. (Minesa) in Colombia, Strata Manufacturing PJSC in the UAE and Cosmo Energy Holdings Company Ltd (TYO:5021) in Japan. He previously served as Chairman of Sanad Aero Solutions LLC, Aerospace Turbine Services and Solutions LLC and Armaguard Valuables Management LLC; and was also a member of the Boards of Directors of Abu Dhabi Ship Building PJSC, Safwa Marine LLC and SR Technics AG. Mr. Shadid holds a Bachelor of Engineering degree in Electronic and Electrical Engineering from University College London (UCL) in the United Kingdom.