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Executive Leadership


Committed to Service


Meet Our Executive Leadership Team

Under the direction of George Wilson, the eighth president and CEO in the company’s nearly 100-year history, Quanex and the Executive Leadership Team is committed to industry-leading service, sustainability and continuous growth. We’re positioned for market leadership and to continue delivering on demand worldwide.

  • George Wilson

    George Wilson

    President and Chief Executive Officer


    Indiana University, MBA
    University of Akron, B.S. Accounting


    Quanex Building Products Corporation
    Vice President, Chief Operating Officer, 2017 – 2019

    Quanex Insulating Glass Systems
    President, 2011 – 2017

    Lauren International
    Vice President Human Resources, 2010 – 2011
    Vice President Operations, 2008 – 2010

    Federal Mogul
    General Manager, Zanxx Products, 2002 – 2008
    Plant Manager, Zanxx Products, 2000 – 2002
    Plant Controller, Zanxx Products, 1998 – 2000
    Financial Analyst, Cooper Automotive, 1996 – 1998
    Cost Analyst, Champion Spark Plugs, 1993 – 1996

    AMKO Service Company, Subsidiary of Paxair
    Staff Accountant, 1991 – 1993

  • Scott Zuehlke

    Scott Zuehlke

    Senior Vice President, Chief Financial Officer and Treasurer


    University of Houston, MBA
    University of Texas, BBA


    Quanex Building Products Corporation
    Vice President – Investor Relations & Treasurer, 2016 – 2019

    Halcón Resources
    Vice President, Investor Relations, 2011 – 2015

    Director, Investor Relations, 2010 – 2011

    Hercules Offshore
    Manager, Finance and Investor Relations, 2009 – 2010

    Equity Analyst, 2005 – 2009
    Market Data Associate, 1998 – 2005

  • Paul Cornett

    Paul Cornett

    Senior Vice President, General Counsel and Secretary


    University of Chicago Law School, J.D., 2003
    Rice University, B.A. History/Sociology, 2000


    Quanex Building Products Corporation
    Vice President, Deputy General Counsel, 2018 – 2019
    Deputy General Counsel, 2017 – 2018
    Associate General Counsel, 2012 – 2017
    Assistant General Counsel, 2008 – 2012

    Quanex Corporation
    Assistant General Counsel, 2007 – 2008
    Senior Attorney, 2006 – 2007
    Staff Attorney, 2005 – 2006

    Fulbright & Jaworski LLP
    Associate, Corporate Group, 2003 – 2005

  • Kim Garcia

    Kim Garcia

    Vice President, Chief Human Resources Officer


    Creighton University, Doctor of Education in Interdisciplinary Leadership, 2020
    University of Houston, MBA, 2003
    Rice University, B.A. in Psychology and Spanish, 1999


    Memorial Hermann Health System
    Vice President Human Resources, 2017 – 2020
    Director Human Resources, 2015 – 2017

    Direct Energy
    Director Human Resources, 2014 – 2015

    Air Liquide America
    Sr. Director U.S. Human Resources, 2010 – 2014

    Global HR Transition Leader/HR Business Partner, 2006 – 2010

  • Louis Ventura

    Louis Ventura

    Vice President, Chief Information Officer


    Lawrence Technological University, M.S. Information Systems, 1996
    Walsh College, BBA, 1992


    Exide Technologies
    Vice President, Chief Information Officer, 2011 – 2014

    Champion Home Builders, Inc.
    Vice President, Chief Information Officer, 2004 – 2011

    Chief Information Officer, 2003 – 2004
    Director of Information Systems, Distributed Products, 2000 – 2003
    Manager of Information Systems, International Seal, 1999 – 2000
    Manager of Information Delivery, 1997 –1999

    Realcomp II, Ltd.
    Director of Information Technology, 1996 – 1997

    Lawrence Technological University
    Adjunct Faculty Instructor, 1996 – 1997

  • Jim Nixon

    Jim Nixon

    Vice President, Innovation and New Markets


    Ashland University, MBA, 2003
    Case Western Reserve University, B.S. Chemical Engineering, 1998


    LMI Custom Mixing
    General Manager, 2001 – 2022

    Lauren Manufacturing, LLC.
    Chemical Engineer, 1999 – 2001

    Technology Engineer, 1998 – 1999

  • Elan Zehavi

    Elan Zehavi

    Vice President, Audit Services


    University of Houston, B.S. Accounting


    Reliant Energy / CenterPoint Energy
    Manager, Internal Audit, 1999 – 2005

    Sharnoa CNC Machines
    Chief Financial Officer, 1995 – 1998

    Motorola Semi-Conductor
    Assistant Money Manager (CFO), 1994 – 1995

    Stewart Title Insurance Co.
    Vice President, Escrow Division, 1990 – 1994

  • Bob Daniels

    Bob Daniels

    President, North American Fenestration


    Bradley University, B.S. Engineering


    Quanex Insulating Glass Systems
    President, 2017 – 2018

    Vice President of Sales, 1991 – 2017
    Vice President of Strategic Alliances
    Vice President Safety & Environmental
    Operations Manager
    Product/Manufacturing, Engineering Manager

    Ohio Molding Corp
    Engineering and Operations Manager, 1988 – 1991

    Chicago Metallic Corp
    Mechanical Engineer, 1986 – 1988

  • John Sleva

    John Sleva

    President, Quanex Custom Components


    University of Minnesota Carlson School,
    Executive Education, 2017
    St. Cloud State University, MBA, 2003
    University of Illinois, M.S., 1991
    University of Illinois, B.S. Forestry, 1989


    Woodcraft Industries
    Interim President, 2020
    Vice President of Sales, 2017 – 2020
    Director of Sales, 2005 – 2017
    Director of Purchasing, 2000 – 2005
    Regional Sales Manager, 1996 – 2000

    Averitt Lumber Company
    Dimension Plant Sales Manager, 1995 – 1996

    Artwood Products/SEEMAC Industries
    Export Sales Manager, 1991 – 1995

  • Martin Thurley

    Martin Thurley

    Managing Director, Liniar


    De Montfort University, UK: MBA
    De Montfort University, UK: Diploma in Management Studies


    Masonite International
    UK Group Operations Director, 2015 – 2016
    Managing Director, Door-Stop International, 2012 – 2015

    Arden Windows Ltd.
    Operations and Commercial Director, 2009 – 2012

    JELD-WEN, Inc.
    General Manager, 2002 – 2009

    Operations Manager, 1999 – 2002

    JELD-WEN, Inc.
    Senior Management Development Program (Sales, Marketing, Operations and Finance), 1986 – 1999

  • Chris Alderson

    Chris Alderson

    Managing Director, IG International


    Leicester College, Diploma Mechanical Engineering


    Bostik Limited, 2001 – 2015
    Director, European Strategic Business Unit
    European Business Unit Director
    Director, Construction & Consumer
    Business Manager, Industrial Sealants & Tapes
    European Sales Manager, Industrial Sealants & Tapes
    European Sales Manager, Insulating Glass Sealants

  • Joachim Stoss

    Joachim Stoss

    Vice President, Sales, International IG


    FH Nuertingen, MBA, 1992


    Edgetech Europe GmbH
    Managing Director, 2013 – 2022

    Managing Director, 2010 – 2013

    Managing Director, 2009 – 2010

    Managing Director, 1992 – 2009
    Assistant of the CEO



William C. Griffiths
Chairman of the Board
Mr. Griffiths is the Company’s Non-Executive Chairman of the Board. He served as Chairman, President, and Chief Executive Officer of the Company from July 2013 until January 1, 2020, and as Executive Chairman from that time until February 22, 2022. Prior to joining the Company as President and CEO in 2013, Mr. Griffiths served as the Managing Director and a member of the board of directors of Sealine (International) Ltd., a privately held manufacturer of yachts and other marine vessels based in the United Kingdom. Before joining Sealine in January 2012, Mr. Griffiths served as Chairman of the Board, President and CEO of Champion Enterprises, Inc., an NYSE-traded producer of modular and manufactured housing until 2010. He joined Champion as a Director, and as President and Chief Executive Officer, in August 2004, and was named Chairman of the Board in 2006. From 2001 to 2004, Mr. Griffiths was President – Fluid Systems Division at SPX Corporation, a global multi-industry company located in Charlotte, North Carolina. Mr. Griffiths graduated from the University of London with a BS with Honors in Mining Engineering. In addition, Mr. Griffiths is a graduate of the Harvard Business School’s PMD executive education program.


Susan F. Davis
Retired, Executive Vice President, Human Resources, Johnson Controls, Inc.
Ms. Davis retired in October 2016 from her position as the Executive Vice President – Asia Pacific for Johnson Controls, Inc., a global leader in automotive systems, building efficiency and power solutions. Prior to her appointment as Executive Vice President – Asia Pacific, Ms. Davis served as the chief human resources officer of Johnson Controls from 1994 to 2015, holding the positions of Executive Vice President and Chief Human Resources Officer from 2014 to 2015, Executive Vice President of Human Resources from 2006 to 2014, and Vice President of Human Resources from 1994 to 2006. Prior to that time, she served in various other positions with Johnson Controls, which she originally joined in 1983. Ms. Davis received an MBA degree from the University of Michigan, and received both Master’s and Bachelor’s degrees from Beloit College.


Bradley E. Hughes
Retired, President and Chief Executive Officer, Cooper Tire & Rubber Company
Mr. Hughes served as President & Chief Executive Officer of Cooper Tire & Rubber Co., an NYSE-traded manufacturer of car, motorcycle, truck, and racing tires, from 2016 until it was sold in 2021. He previously served as Cooper’s Senior Vice President and Chief Operating Officer from January 2015 to September 2016; Senior Vice President and President-International Tire Operations from July 2014 to January 2015; Senior Vice President and Chief Financial Officer from July 2014 to December 2014; and as Vice President and Chief Financial Officer from November 2009 to July 2014. Prior to joining Cooper Tire, Mr. Hughes spent 23 years with Ford Motor Company in positions of increasing responsibility from Global Product Development Controller; Finance Director for South America Operations in Sao Paulo, Brazil; Director of European Business Strategy and Implementation in Cologne, Germany; and European Manufacturing Controller in Cologne. Mr. Hughes has served as a Trustee Board Member for Manufacturers Alliance for Productivity and Innovation (MAPI) since 2015 and as an advisory board member to MediView since 2022 to present. Previously, Mr. Hughes served as an advisory board member for the Blanchard Valley Hospital System from 2010 to 2014. Mr. Hughes has a BS in business from Miami University and an MBA from the University of Michigan.


Curtis M. Stevens
Retired, Chief Executive Officer, Louisiana-Pacific Corporation
Mr. Stevens retired in July 2017 from the position of Chief Executive Officer and as a director of Louisiana-Pacific Corporation, an NYSE traded building materials manufacturer. Prior to becoming CEO in May 2012, Mr. Stevens served as Louisiana-Pacific’s Chief Operating Officer and Executive Vice President beginning in December 2011. Prior to assuming the role of Chief Operating Officer, Mr. Stevens served as Chief Financial Officer of Louisiana-Pacific since 1997, and as Executive Vice President, Administration, since 2002. Prior to joining Louisiana-Pacific, Mr. Stevens served for 14 years in various financial and operational positions at Planar Systems, Inc., a flat-panel display products manufacturer. Mr. Stevens holds a B.A. in Economics and an M.B.A with a concentration in Finance from the University of California at Los Angeles.


Donald R. Maier
Executive Consultant, Chobani
Mr. Maier has worked as an independent executive services consultant since 2020. In that capacity, he currently provides executive consulting services to Chobani, Inc., and has previously provided executive consulting services to Alto Pharmacy. Prior to becoming an independent consultant, Mr. Maier served from 2016 to 2019 as the President and Chief Executive Officer of Armstrong Flooring, Inc., an NYSE-traded global producer of flooring products for use primarily in the construction and renovation of commercial, residential, and institutional buildings. Before assuming that role, Mr. Maier served as Executive Vice President and CEO of the Flooring Products division of Armstrong World Industries, Inc. from 2014 to 2016, and as Senior Vice President, Global Operations Excellence of Armstrong World Industries, Inc. from 2010 to 2014. Mr. Maier also served as Senior Advisor of TPG Capital Advisors from 2008 to 2010, and in various senior leadership, strategic, marketing, business development, and engineering roles at Hillenbrand Industries and its subsidiaries Hill-Rom and Batesville Casket Company from 1987 to 2008. Mr. Maier graduated from the Ohio State University with a BS in Engineering and from Xavier University with an MBA.


George L. Wilson
President – Chief Executive Officer
Mr. Wilson was named President and Chief Executive Officer of the Company effective January 1, 2020. Prior to his appointment to that role, Mr. Wilson served as the Company’s Vice President – Chief Operating Officer since 2017. Prior to that time, Mr. Wilson served as President and General Manager of the Company’s Insulating Glass Systems Division since 2011, and as General Manager of Edgetech I.G., Inc. beginning with its purchase by Quanex in March 2011 until it was consolidated with existing Quanex operations to create the Insulating Glass Systems Division. Prior to joining Quanex, Mr. Wilson served as the Vice President of Operations for Lauren Manufacturing from 2008 to 2010, and as the Vice President of Human Resources for its parent company Lauren International, a diversified manufacturer of polymers, rubbers and plastics, from 2010 to 2011. Prior to that time and beginning in 1993, Mr. Wilson served in various capacities of increasing responsibility for Federal Mogul, a Tier 1 manufacturer of various automobile components. Mr. Wilson graduated from the University of Akron with a BS in Accounting and from Indiana University with an MBA. In addition, Mr. Wilson completed the Harvard Business School’s executive education program on driving profitable growth.


Jason D. Lippert
President and Chief Executive Officer, Lippert Components
Mr. Lippert is the President and Chief Executive Officer of LCI Industries (NYSE: LCII), one of the largest suppliers to the RV and marine sectors and one of the industry’s most admired companies. He has held that position since May 2013 and has been Chief Executive Officer and a member of the board of directors of Lippert Components since February 2003. Mr. Lippert has 28 years of experience with LCI and its subsidiaries, beginning his career with the company as a Management Trainee and subsequently serving in a wide range of leadership positions since that time. Under his leadership, LCI has grown its annual revenue from $100 million to approximately $5 billion, and now employs more than 15,000 team members. During his leadership at LCI Industries, he has led the acquisitions of over 75 businesses that were integrated into LCI. Mr. Lippert earned a Bachelor of Science in Business Administration, Accounting & Business Management from Miami University in Oxford, Ohio.


Meredith W. Mendes
Chief Executive Officer, Matthew Pritzker Company
Ms. Mendes is the Chief Executive Officer of Matthew Pritzker Company, a single-family office. Prior to joining Matthew Pritzker Company in 2022, Ms. Mendes served since 2020 as Chief Operating Officer and a Partner of Gresham Partners, LLC, an independent investment and wealth management firm. From 2005 to 2020, she served as Executive Director and Chief Operating Officer of Jenner & Block, an international law firm, and beginning in 2015, also served as Compliance Officer for Finance and Administration of Jenner & Block London. From 1999 to 2005, Ms. Mendes was the Executive Vice President, Worldwide Chief Financial Officer of Edelman (now Daniel J. Edelman Holdings, Inc.), a global communications marketing firm. Prior to 1999, Ms. Mendes served as Chief Financial Officer of Hartford Computer Group, a value-added reseller, and Medline Industries, a global manufacturer and distributor of medical products. She was also an investment banker at First Chicago Capital Markets and began her career as a practicing lawyer in finance at Mintz, Levin, Cohen, Ferris, Glovsky and Popeo in Boston, Massachusetts. Ms. Mendes is a licensed CPA and holds an MBA with a finance concentration from the University of Chicago Booth School of Business (formerly the University of Chicago Graduate School of Business), a JD from Harvard Law School, and an AB (Magna Cum Laude) from Brown University. Ms. Mendes is NACD Directorship certified and is also certified in cybersecurity oversight by Carnegie Mellon Software Engineering Institute.


William E. Waltz
President and Chief Executive Officer, Atkore International Group Inc.
Mr. Waltz has served since 2018 as the President and Chief Executive Officer of Atkore Inc., a publicly traded global provider of electrical, safety, and infrastructure solutions. Prior to assuming that role, he served in several other executive roles, including Chief Operating Officer and Group President of the Atkore Electrical product segment. From 2009 until joining Atkore in 2013, Mr. Waltz was Chairman and Chief Executive Officer at Strategic Materials, Inc., North America’s largest glass recycling company. Prior to that, he spent 15 years in various divisions of Pentair plc, including President-Pentair Flow Technologies. Mr. Waltz began his career at General Electric Company and as a Deloitte Management consultant. Mr. Waltz earned a Masters of Business Administration from Northwestern University, Kellogg Graduate School of Management; a Masters of Science in Computer Science from Villanova University; a Bachelor of Science in Industrial Engineering from Pennsylvania State University; and is a graduate of General Electric’s Information Systems Management Program.

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