Great Building Solutions Demand Great Leadership

In order to create the great exterior building solutions our customers depend on, visionary leadership is essential. Our corporate leadership team and board of directors are comprised of individuals with years of experience in related industries and the motivation to ensure that Cornerstone Building Brands succeeds in achieving its corporate objectives.

John Holland

James S. Metcalf

Chairman & Chief Executive Officer

View Bio

James S. Metcalf

Chairman & Chief Executive Officer

James S. Metcalf has served as Chairman of the Board and Chief Executive Officer of Cornerstone Building Brands, the newly merged NCI Building Systems and Ply Gem Building Products company since November 2018. Mr. Metcalf is on the Executive Committee and Affiliate Transactions Committee. Previously, Mr. Metcalf joined the NCI Building Systems Board of Directors in May 2017, serving on the Nominating and Corporate Governance, and Compensation Committees. Mr. Metcalf retired in October 2016 as the Chairman, President and Chief Executive Officer of USG Corporation. At the time of his retirement, he had served as Chairman since December 2011 and had served as Chief Executive Officer and President since January 2011. From January 2006 through January 2011, he was President and Chief Operating Officer of USG. Prior to that, he held many positions at USG including president, Building Systems; president and chief executive officer, L&W Supply; senior vice president, Sales and Marketing, USG Interiors, Inc.; vice president, National Accounts, United States Gypsum Company; director, Retail Marketing, USG Corporation; director, Retail Sales, USG Interiors, Inc.; and national accounts manager, United States Gypsum Company. Mr. Metcalf is a director of Tenneco Inc. and a policy advisory board member for the Joint Center for Housing Studies at Harvard University. Mr. Metcalf holds a bachelor’s degree from Ohio State University and an M.B.A in Business Administration from Pepperdine University and Stanford University SEP.

John Buckley Photo

John L. Buckley

President, Siding Group

View Bio

John L. Buckley

President, Siding Group

John Buckley has served as President, Siding & Accessories for Cornerstone Building Brands, the newly merged NCI Building Systems and Ply Gem Building Products company, since November 2018. Before the merger, Mr. Buckley served as the President of the Ply Gem U.S. Siding Business Unit since June 2012. Prior to this appointment, Mr. Buckley was the Senior Vice President of Sales for this division after joining the team in 1999. Before Ply Gem, he worked for CertainTeed, holding a variety of sales leadership positions from 1991 until 1999. Mr. Buckley currently serves as the Chairman of the VSI (Vinyl Siding Institute) Board of Directors and Chairman of the VSI Steering Committee. He earned his B.A in communications from the University of Michigan, and an M.S.A. from Madonna University.

Ron Cauchi Photo

Ron Cauchi

President, Canada

View Bio

Ron Cauchi

President, Canada

Ronald Cauchi has served as President, Canada for Cornerstone Building Brands, the newly merged NCI Building Systems and Ply Gem Building Products company, since November 2018. Before the merger, Mr. Cauchi was the President of the Ply Gem Canada group of companies. Previously, he served as Chief Executive Officer and board member of Atrium Windows & Doors. Prior to this, Mr. Cauchi was CEO and board member of Mitten Building Products. Previous building products industry experience includes various senior executive roles with Mattamy Homes, Canada’s largest home builder, and Royal Technologies Group, a premier PVC manufacturer. He also spent over 20 years with The Woodbridge Group in the automotive polyurethane industry in various roles including President of Global Automotive Seating, holding various company board memberships at the time. Mr. Cauchi is also currently an advisory board member for R-Haus, a group of companies committed to the development of affordable housing solutions.

Lee Clark Sellers Photo

Lee Clark-Sellers

Chief Innovation Officer

View Bio

Lee Clark-Sellers

Chief Innovation Officer

Lee Clark-Sellers has served as Chief Innovation Officer for Cornerstone Building Brands, the newly merged NCI Building Systems and Ply Gem Building Products company, since November 2018. Before the merger, Ms. Clark-Sellers served as the Innovation Officer at Ply Gem since 2011. As the leader of Foundation Labs, Ms. Clark-Sellers established Ply Gem’s Insight Center, located in Research Triangle Park, NC. The center acts as hub for advanced testing and analytics, as well as material science and technology development. Lee is also leading corporate efforts in STEM partnerships with K-12 education through internships and mentorships, associated with the Kenan Foundation. In addition to her work with Ply Gem, Lee is a Fellow with the Center of Innovation Management Studies, located at North Carolina State University. She also currently serves on the Industrial Board of Directors at Duke’s Pratt School of Engineering and North Carolina State University Technology Incubator. Prior to working with Ply Gem, Lee held roles at North Carolina State University, Bell Northern Research, and Nortel Networks. In each of these roles, her focus has been on identifying opportunities and bringing them to fruition.

Todd Moore

Todd R. Moore

Executive Vice President, Chief Legal, Risk & Compliance Officer and Corporate Secretary

View Bio

Todd R. Moore

Executive Vice President, Chief Legal, Risk & Compliance Officer and Corporate Secretary

Todd Moore has served as Executive Vice President, Chief Legal, Risk and Compliance Officer and Corporate Secretary for Cornerstone Building Brands, the newly merged NCI Building Systems and Ply Gem Building Products company, since November 2018. Prior, Mr. Moore served as the NCI Building Systems Executive Vice President and General Counsel since December 2007 and as NCI’s Vice President and General Counsel since March 2003. Mr. Moore has been Vice President and General Counsel of all NCI divisions since January 1999 and has been Corporate Secretary since March 2005. Before joining NCI, he was a partner in the Trial Section of Gardere Wynne Sewell LLP, a law firm based in Texas.

Shawn Poe

Shawn K. Poe

Executive Vice President & Chief Financial Officer

View Bio

Shawn K. Poe

Executive Vice President & Chief Financial Officer

Shawn K. Poe has served as the Executive Vice President and Chief Financial Officer for Cornerstone Building Brands, the newly merged NCI Building Systems and Ply Gem Building Products company, since November 2018. Before the merger, Mr. Poe served as Executive Vice President, Chief Financial Officer and Secretary of Ply Gem since 2004. Mr. Poe was appointed Vice President of Finance for the Ply Gem Siding Group in March 2000. Prior to joining Ply Gem, Mr. Poe had held the position of Corporate Controller and various other accounting positions at Nordyne, Inc., which he joined in 1990. In addition, Mr. Poe held various accounting positions with Federal Mogul Corporation from 1984 to 1990. He graduated from Southeast Missouri State University in 1984 with a B.S. in Accounting; and, from Fontbonne College in 1994 with an M.B.A.

Don Riley

Donald R. Riley

Chief Executive Officer, Commercial Business Unit and Head of Supply Chain & Technology

View Bio

Donald R. Riley

Chief Executive Officer, Commercial Business Unit and Head of Supply Chain & Technology

Donald Riley has served as Chief Executive Officer, Commercial Solutions and Head of Supply Chain & Technology for Cornerstone Building Brands, the newly merged NCI Building Systems and Ply Gem Building Products company, since November 2018. Mr. Riley was the NCI Building Systems Chief Executive Officer from July 2017 to November 2018, the President from January 2016 to November 2018, and the President of Group Business Segment from December 2014 to January 2016. Mr. Riley has also served on the Board of Directors and the Executive Committee from July 2017 to November 2018.

Before joining NCI, he was employed by Probuild Holdings, LLC, a supplier of building materials where he served as Executive Vice President from November 2011 to November 2014. As Executive Vice President, Mr. Riley managed the supply chain, manufacturing, construction services, marketing, pricing, information technology, strategy and business project management office functions. Prior to joining Probuild Holdings, Mr. Riley was employed by Mohawk Industries, Inc., a floor covering company, from September 2004 to November 2011, serving in various capacities including Chief Information Officer, Senior Vice President Logistics, and Interim Flooring Executive Vice President Customer Experience.

Mr. Riley has a B.S. in Engineering from the University of Tennessee at Knoxville.

Susan S Selle Photo

Susan S. Selle

Chief Marketing Officer

View Bio

Susan S. Selle

Chief Marketing Officer

Susan S. Selle has served as Chief Marketing Officer for Cornerstone Building Brands, the newly merged NCI Building Systems and Ply Gem Building Products company, since November 2018. Before the merger, Ms. Selle served as Chief Marketing Officer for Ply Gem since July 2014. Before joining Ply Gem, Ms. Selle held senior marketing and brand leadership roles with Jarden Consumer Solutions (formerly Sunbeam Products) from 1998 – 2014. While at Jarden, she led global marketing, customer marketing, advertising strategy, category management, digital & social marketing, shopper marketing and portfolio brand management for leading brands such as Mr. Coffee, Crock-Pot, Oster, Sunbeam, Foodsaver, First Alert, Holmes, Margaritaville Products and Healthometer. Prior to joining Jarden, Ms. Selle was employed by Tyson Foods in Retail Product Marketing and Nestle Foods in Sales and Regional Marketing. She graduated from University of Missouri – Columbia with B.S in Marketing and Management and brings over 30 years of marketing experience with top Fortune 500 companies.

Arthur W Steinhafel Photo

Arthur W. Steinhafel

President, U.S. Windows & Doors

View Bio

Arthur W. Steinhafel

President, U.S. Windows & Doors

Arthur Steinhafel (Art) has served as President, U.S. Windows & Doors, for Cornerstone Building Brands, the newly merged NCI Building Systems and Ply Gem Building Products company, since November 2018. Before the merger, Mr. Steinhafel served as the President of the Ply Gem U.S. Windows and Door Group since August 2013. He joined Ply Gem in 2010, and prior to his appointment to President he had been Senior Vice President of Sales for Ply Gem’s U. S. Window and Door Group. Beforehand, he worked for Atrium Windows from 2008 – 2010 as President of the Central Region and for Peachtree Window Companies in various capacities from 1999 – 2007. Mr. Steinhafel received a B.S. in Industrial Technology from the University of Wisconsin-Stout.

Alan Strassner Photo

Alan Strassner

Senior Vice President Strategy & Business Development

View Bio

Alan Strassner

Senior Vice President Strategy & Business Development

Alan Strassner has served as the Senior Vice President of Strategy & Business Development for Cornerstone Building Brands, the newly merged NCI Building Systems and Ply Gem Building Products company, since November 2018. Mr. Strassner served as the NCI Building Systems Vice President of Corporate Strategy since 2015. His responsibilities include corporate strategy development, M&A, market intelligence, and strategic planning for Cornerstone Building Brands. Prior to working at NCI, Alan held various corporate finance & strategy roles at a family office. In addition, Mr. Strassner was employed by Ernst & Young from 2006 to 2011. Mr. Strassner holds an MBA from Rice University, Jones Graduate School of Business and an MSA/BBA from the Honors College at the University of Houston, Bauer College of Business.

Katy Theroux

Katy K. Theroux

Executive Vice President & Chief Human Resources Officer

View Bio

Katy K. Theroux

Executive Vice President & Chief Human Resources Officer

Katy Theroux has served as Executive Vice President, Chief Human Resources Officer for Cornerstone Building Brands, the newly merged NCI Building Systems and Ply Gem Building Products company, since November 2018. Before the merger, Ms. Theroux served as the NCI Building Systems Senior Vice President, Marketing and Chief Human Resources Officer and joined NCI in 2014. Before joining NCI, Ms. Theroux was employed by 1WORLDSYNC where she served as Chief Marketing and Administrative Officer from 2012 to 2013 and was responsible for the integration of two multinational technology services companies. Prior to joining 1WORLDSYNC, she served as Senior Vice President, Customer Engagement & Solutions for its parent, GS1 US and 1SYNC from 2007 to 2012. Ms. Theroux also served as its Chief Human Resources Officer from 2006 to 2012. Ms. Theroux served on the board of Peirce College from 2001 until 2015 and was Chairman from 2011 until June 2015. Ms. Theroux has a B.S. from Syracuse University and an M.B.A. from Saint Peter’s University.

John Wallace Photo

John Wallace

Senior Vice President, Integration Management Office

View Bio

John Wallace

Senior Vice President, Integration Management Office

John N. Wallace has served as Senior Vice President, Integration Management Office for Cornerstone Building Brands, the newly merged NCI Building Systems and Ply Gem Building Products company, since November 2018. Previously, Mr. Wallace served as the NCI Building Systems Vice President of Quality & Continuous Improvement from January 2017 to October 2018. Mr. Wallace served as Vice President of Quality & Technical Systems from September 2013 to December 2016. From March 2011 to September 2013, he served as General Manager of Metal Coaters of Ohio. Mr. Wallace has been with NCI since 2011 and has worked in the steel industry since 1994. Mr. Wallace earned his B.S. in Business Administration from Miami University, Oxford, Ohio and has an MBA from Indiana Wesleyan University, Marion, Indiana.

360x270-AB_LDT_Ramit Bajaj

Ramit Bajaj

Vice President, Supply Chain

View Bio

Ramit Bajaj

Vice President, Supply Chain

Ramit Bajaj has served as Vice President, Supply Chain for Cornerstone Building Brands, the newly merged NCI Building Systems and Ply Gem Building Products company, since November 2018. Prior to the merger, he served as the NCI Building Systems Vice President of Supply Chain since July 2018. Before joining NCI, Mr. Bajaj was employed by CB&I, a leading provider of technology and infrastructure for the energy industry where he served as Vice President of Supply Chain from 2015 to 2018. Previously, Mr. Bajaj held several leadership roles with Fluor from 2006 to 2015. Mr. Bajaj brings over 20 years of manufacturing and supply chain experience to NCI. He earned his bachelor’s degree in Mechanical Engineering and an M.B.A from Schulich School of Business in Canada.

360x270-AB_LDT_PrestonBowen

Preston Bowen

President, Insulated Metal Panels

View Bio

Preston Bowen

President, Insulated Metal Panels

Preston Bowen has served as President of Insulated Metal Panels for Cornerstone Building Brands, the newly merged NCI Building Systems and Ply Gem Building Products company, since November 2018. Preston held the role of NCI Building Systems President of Insulated Metal Panels since September 2016, and as President of CENTRIA from 2015 until 2016. Before joining NCI, Mr. Bowen was Senior Vice President of Sales and Customer Care, Senior Vice President of Sales and Marketing, and Senior Vice President of Retail Sales for Overhead Door Corporation from 2006 until 2015. He earned his B.A. in Business Administration and Management from Baldwin Wallace University.

360x270-AB_LDT_John_L_Kuzdal

John L. Kuzdal

President of Group Manufacturing Segment

View Bio

John L. Kuzdal

President of Group Manufacturing Segment

John Kuzdal has served as President, Group Manufacturing and President of Coil Coatings Division for Cornerstone Building Brands, the newly merged NCI Building Systems and Ply Gem Building Products company, since November 2018. John held the role of NCI Building Systems President of Group Manufacturing Segment since November 2013. Previously, Mr. Kuzdal served as President of the Metal Coil Coating Division from March 2008 to November 2013. Prior to that, he served as Vice President of Operations for NCI’s Metal Coil Coating Division from December 2006 until March 2008, and as the Vice President and General Manager of Metal Coaters of California Division from June 2002 to December 2006. Mr. Kuzdal has been with NCI since 1998 and has worked in the coil coating and steel industries since 1986. Mr. Kuzdal earned his B.S. in Metallurgical Engineering from the University of Michigan.

360x270-AB_LDT_Jessica Navascues

Jessica Navascues

President, Buildings & Components

View Bio

Jessica Navascues

President, Buildings & Components

Jessica Navascues has served as President, Buildings and Components Division for Cornerstone Building Brands, the newly merged NCI Building Systems and Ply Gem Building Products company, since November 2018. She joined the NCI Building Systems leadership team as President of Buildings and Components in August 2018. Before joining NCI, she was CEO of Allura, a fiber cement siding manufacturer. Ms. Navascues managed Allura through a 3 brands merger into a competitive force in the US building products segment. Ms. Navascues has a global perspective, having served the fiber cement siding industry in the USA, Venezuela, Costa Rica and Peru. Her career has focused on operations, Research and development, Sales and marketing and Executive management. Ms. Navascues achieved her Bachelor of Architecture degree from Ricard Palma University in Peru and her MBA with emphasis in Marketing from the University of Costa Rica. In 2017 she also received an Executive Leadership Diploma from the University of Wisconsin.

Charles W Stein Photo

Charles W. Stein

President, Stone Business

View Bio

Charles W. Stein

President, Stone Business

Charles W. Stein (Chuck) has served as the President, Stone Business for Cornerstone Building Brands, the newly merged NCI Building Systems and Ply Gem Building Products company, since February 2019. Before his current role, Mr. Stein was the President and CEO of Environmental Stoneworks since 2009. Prior to that, he worked for Owens Corning for 12 years where he held several senior management roles including: VP Marketing, Building Materials; President, Cultured Stone; and President, Services and Solutions. He has over 20 years of experience in the building materials industry. Mr. Stein started his career with General Electric, working 7 years in various sales and marketing roles. He earned a BS in Industrial Engineering from Rensselaer Polytechnic Institute and a Master of Business Administration from the University of Chicago.

Albert Stolpe

Albert K. Stolpe

Chief Information Officer

View Bio

Albert K. Stolpe

Chief Information Officer

Albert Stolpe has served as Chief Information Officer for Cornerstone Building Brands, the newly merged NCI Building Systems and Ply Gem Building Products company, since November 2018. Previously, he had been the NCI Building Systems Vice President and Chief Information Officer since February 2017. Before joining NCI, Mr. Stolpe was employed by Dana Holding Corporation, a global technology leader in efficient power conveyance and energy management solutions where he served as Chief Information Officer from 2012 to 2016, and as IT Strategy Officer from 2010 to 2012. Mr. Stolpe has a B.S. in Computer Science from Central Michigan University.

John Holland

James S. Metcalf

Chairman & Chief Executive Officer

View Bio

James S. Metcalf

Chairman & Chief Executive Officer

James S. Metcalf has served as Chairman of the Board and Chief Executive Officer of Cornerstone Building Brands, the newly merged NCI Building Systems and Ply Gem Building Products company since November 2018. Mr. Metcalf is on the Executive Committee and Affiliate Transactions Committee. Previously, Mr. Metcalf joined the NCI Building Systems Board of Directors in May 2017, serving on the Nominating and Corporate Governance, and Compensation Committees. Mr. Metcalf retired in October 2016 as the Chairman, President and Chief Executive Officer of USG Corporation. At the time of his retirement, he had served as Chairman since December 2011 and had served as Chief Executive Officer and President since January 2011. From January 2006 through January 2011, he was President and Chief Operating Officer of USG. Prior to that, he held many positions at USG including president, Building Systems; president and chief executive officer, L&W Supply; senior vice president, Sales and Marketing, USG Interiors, Inc.; vice president, National Accounts, United States Gypsum Company; director, Retail Marketing, USG Corporation; director, Retail Sales, USG Interiors, Inc.; and national accounts manager, United States Gypsum Company. Mr. Metcalf is a director of Tenneco Inc. and a policy advisory board member for the Joint Center for Housing Studies at Harvard University. Mr. Metcalf holds a bachelor’s degree from Ohio State University and an M.B.A in Business Administration from Pepperdine University and Stanford University SEP.

360x270-AB_LDT_Kathleen_J_Affeldt

Kathleen J. Affeldt

View Bio

Kathleen J. Affeldt

Kathleen Affeldt has served as a director of NCI/Ply Gem since November 2018. Ms. Affeldt is the chair of the Compensation Committee and serves on the Nominating and Corporate Governance Committee, Executive Committee and Affiliate Transactions Committee. Previously, Ms. Affeldt served as a director of NCI since November 2009 and was the chair of the Compensation Committee of NCI’s Board of Directors. Ms. Affeldt retired from Lexmark International, a developer, manufacturer and supplier of printing and imaging solutions for offices and homes, in February 2003, where she was Vice President of Human Resources since July 1996. She joined Lexmark when it became an independent company in 1991 as the Director of Human Resources. Ms. Affeldt began her career at IBM in 1969, specializing in sales of supply chain systems. She later held a number of human resources management positions. Ms. Affeldt has served as a director of SIRVA, Inc. and as chair of that board's compensation committee. She also served as a director of Sally Beauty Holdings, Inc. and as the chair of that board’s compensation committee. She currently serves as a director of BTE Technologies, Inc., and as a director and chair of the compensation committee of HD Supply Holdings, Inc.

360x270-AB_LDT_George_L_Ball

George L. Ball

View Bio

George L. Ball

George Ball has served as director of NCI/Ply Gem since November 2018. Mr. Ball is on the Audit Committee, Compensation Committee, Executive Committee and Affiliate Transactions Committee. Previously, Mr. Ball served as a director of NCI since February 2014 and served on the Audit Committee, Compensation Committee and Affiliate Transactions Committee of NCI’s Board of Directors. Mr. Ball is the Chief Financial Officer of Parsons Corporation, a global engineering and construction services company that was established in 1944. Mr. Ball joined Parsons in 1995 and has held varying positions of increasing responsibility and was promoted to Chief Financial Officer in 2008. Mr. Ball was formerly a senior accountant with Coopers & Lybrand LLP, now known as PricewaterhouseCoopers LLP. Mr. Ball currently serves as a director of Wells Fargo Real Estate Investment Corporation and is a member of its audit committee.

Gary Forbes

Gary L. Forbes

View Bio

Gary L. Forbes

Gary Forbes has served as a director of NCI/Ply Gem since November 2018. Mr. Forbes is the chair of the Audit Committee and serves on the Executive Committee and Affiliate Transactions Committee. Previously, Mr. Forbes served as a director of NCI since December 1991. Mr. Forbes was on the Executive Committee, Affiliate Transactions Committee, and Nominating and Corporate Governance Committee, and is the Chairman of the Audit Committee of NCI’s Board of Directors. In addition, Mr. Forbes is our designated Audit Committee financial expert. He was a Senior Vice President of Equus Total Return, Inc., an investment company, from November 1991 until his retirement in March 2010. Mr. Forbes was a former director of Consolidated Graphics, Inc., a commercial printing company, and was a former director of Carriage Services, Inc., a funeral services company. Mr. Forbes is a certified public accountant.

John Holland

John J. Holland

View Bio

John J. Holland

John Holland has served as a director of NCI/Ply Gem since November 2018. Mr. Holland is on the Audit Committee, Nominating and Corporate Governance Committee and Affiliate Transactions Committee. Previously, Mr. Holland served as a director of NCI since November 2009 and was on the Audit Committee, Compensation Committee, Nominating and Corporate Governance Committee and the Affiliate Transactions Committee of NCI’s Board of Directors. Mr. Holland served as the President of the International Copper Association from February 2012 until his retirement in November 2015. He has also been the President of Greentree Advisors, LLC since 2004. Mr. Holland was the President, Chief Operating Officer and Chief Financial Officer of MMFX Technologies Corporation from 2008 until 2009. Prior to that, Mr. Holland was the Executive Vice President and Chief Financial Officer of Alternative Energy Sources, Inc., an Ethanol producer, from August 2006 until June 2008. Mr. Holland was previously employed by Butler Manufacturing Company, a producer of pre-engineered building systems, supplier of architectural aluminum systems and components and provider of construction and real estate services for the nonresidential construction market, from 1980 until his retirement in 2004. Prior to his retirement from Butler, he served as Chairman of the Board from 2001 to 2004, as Chief Executive Officer from 1999 to 2004, and as President from 1999 to 2001. Mr. Holland is a Director of Cooper Tire & Rubber Co. and of Saia, Inc. (formerly SCS Transportation, Inc.). Mr. Holland is a certified public accountant.

John Holland

Lawrence J. Kremer

View Bio

Lawrence J. Kremer

Lawrence Kremer has served as a director of NCI/Ply Gem since November 2018. Mr. Kremer is on the Affiliate Transactions Committee. Previously, Mr. Kremer served as a director of NCI since October 2009 and was on the Nominating and Corporate Governance Committee of NCI’s Board of Directors. Mr. Kremer retired in 2007 from Emerson Electric Co., a diversified global manufacturer, having served as Corporate Vice President of Global Materials. Prior to that, he was employed by Whirlpool Corporation, a worldwide producer of appliances, as Senior Vice President of International Operations and Global Materials. Mr. Kremer currently serves as Director of Fifth Third Bank Southern Region and St. Mary's Hospital System, a Midwest Regional Hospital. Mr. Kremer previously served as Chairman of the Board of Trustees of the University of Evansville.

NCI Ply Gem Logos

John Krenicki JR

View Bio

John Krenicki JR

John Krenicki has served as director of NCI/Ply Gem since November 2018. Mr. Krenicki is the chair of the Nominating and Corporate Governance Committee and Executive Committee, and he serves on the Compensation Committee. Mr. Krenicki joined Clayton, Dubilier & Rice, LLC, in 2013 after a 29-year career at the General Electric Company. He currently serves as Chairman of Wilsonart International, Chairman of Brand Industrial Services, and Lead Director of Ply Gem Holdings. He is a former Vice Chairman of GE and former President and CEO of GE Energy. His responsibilities included oversight of GE’s Oil and Gas, Power and Water, and Energy Management businesses, which employed more than 100,000 people in more than 165 countries and represented more than $50 billion in revenue. He held several leadership roles with GE prior to leading GE Energy, including President and CEO of GE Plastics and President and CEO of GE Transportation, and served as a director of GE Capital. Mr. Krenicki also serves as independent director of Devon Energy Corporation. He holds a B.S. in Mechanical Engineering from the University of Connecticut and an M.S. in Management from Purdue University.

John Holland

George Martinez

View Bio

George Martinez

George Martinez has served as director of NCI/Ply Gem since November 2018. Mr. Martinez is on the Audit Committee and Affiliate Transactions Committee. Previously, Mr. Martinez served as a director of NCI since March 2003 and was on the Audit Committee, Compensation Committee and Affiliate Transactions Committee of NCI’s Board of Directors. Mr. Martinez is Chairman and CEO of Allegiance Bancshares, Inc., a publicly traded bank holding company (NASDAQ: ABTX) which owns Allegiance Bank, a Texas banking association that opened for business in October 2007. He has been active as a bank executive in Houston for more than 40 years and is the former Chairman of Sterling Bancshares, Inc., a publicly-traded bank holding company (NASDAQ: SBIB) having served as Chairman of the Board from 2001 to 2004 and as Chief Executive Officer from 1980 to 2001. Mr. Martinez served as President of Chrysalis Partners, LLC, a performance consulting firm, from 1999 to 2008. He serves his community on the board of directors of the University of St. Thomas and Collaborative for Children.

NCI Ply Gem Logos

Tim O'Brien

View Bio

Tim O'Brien

Tim O’Brien has served as director of NCI/Ply Gem since November 2018. Mr. O’Brien serves on the Nominating and Corporate Governance Committee. Mr. O’Brien has served as the President and Chief Executive Officer of Wilsonart Engineered Surfaces since January 2013. Mr. O’Brien leads all aspects of the $1.2B, 4,500+ employee global enterprise. Prior to joining Wilsonart, Mr. O’Brien served as Vice President and General Manager of SABIC Innovative Plastics, responsible for the engineering resins business in the Americas and Europe. SABIC Innovative Plastics, a business unit of Saudi Basic Industries Corporation (“SABIC”), was founded in September 2007 with the acquisition of GE Plastics. Prior to SABIC, Mr. O’Brien began his career at General Electric as a Sales Representative for GE Lighting. Throughout his 24-year career at GE, he also held roles of increasing responsibility in Sales, Product Management and General Management, including Vice President of Sales and Distribution Operations for the Asia Pacific, based in Singapore. Mr. O’Brien ultimately served as Senior Vice President for Commercial Finance with GE Capital until 2003, running a global computer leasing business. Mr. O’Brien earned his bachelor’s degree in Business Administration from Northeastern University in Massachusetts and his M.B.A. from Baldwin Wallace College in Ohio.

John Holland

Nathan K. Sleeper

View Bio

Nathan K. Sleeper

Nathan Sleeper has served as a director of NCI/Ply Gem since November 2018. Mr. Sleeper is on the Compensation Committee and Executive Committee. Previously, Mr. Sleeper served as a director of NCI since October 2009 and was on the Compensation Committee and Executive Committee of NCI’s Board of Directors. Mr. Sleeper is a partner of Clayton, Dubilier & Rice, LLC, which he joined in 2000. Prior to joining Clayton, Dubilier & Rice, he was employed by Goldman, Sachs & Co. in the Investment Banking Area. He has also been employed by Tiger Management. Mr. Sleeper currently serves as a director of Atkore International Group, Inc., Beacon Roofing Supply, Inc., Brand Energy & Infrastructure Services, Inc., Core & Main LP, Sunsource Holdings, Inc. and Wilsonart International Holdings LLC. Previously, Mr. Sleeper was a director of CHC Group Ltd., HD Supply Holdings, Inc., Hertz Global Holdings, Hussmann International, Inc., and US Foods, Inc.

John Holland

Jonathan L. Zrebiec

View Bio

Jonathan L. Zrebiec

Jonathan Zrebiec has served as a director of NCI/Ply Gem since November 2018. Previously, Mr. Zrebiec served as a director of NCI since November 2009. Mr. Zrebiec is a partner of Clayton, Dubilier & Rice, LLC, which he joined in 2004. Prior to joining Clayton, Dubilier & Rice, he was employed by Goldman, Sachs & Co. in the Investment Banking Area. Mr. Zrebiec currently serves as a director of Atkore International Group, Inc., Brand Energy & Infrastructure Services, Inc., Core & Main LP, Sunsource Holdings, Inc. and Wilsonart International Holdings LLC. Previously, Mr. Zrebiec was a director of Hussmann International, Inc. and Roofing Supply Group, LLC.