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Management

Clay C. Williams

Clay C. Williams

President, Chairman, and Chief Executive Officer

Clay Williams is the Chairman, President, and Chief Executive Officer of National Oilwell Varco (NOV). Previously, he served as NOV’s President and Chief Operating Officer and its Executive Vice President and Chief Financial Officer. Prior to its merger with National Oilwell, Clay served as Varco’s Chief Financial Officer. He also served as Vice President of finance, Vice President of corporate development, and Vice President of pipeline services for Varco and Tuboscope before the merger between the two companies. Before Tuboscope, he worked for SCF Partners and Shell Oil Company. Clay has a Bachelor of Science in Civil and Geological Engineering from Princeton University and holds a Master’s of Business Administration from the University of Texas.

Jose Bayardo

Jose Bayardo

Senior Vice President and Chief Financial Officer

Jose Bayardo is Senior Vice President and Chief Financial Officer of National Oilwell Varco (NOV). Prior to joining NOV in 2015, Jose served as Senior Vice President, Resource and Business Development at Continental Resources, Inc. and spent nine years serving in various roles at Complete Production Services, Inc. including Senior Vice President, Chief Financial Officer and Treasurer. Prior to joining Complete Production Services, Jose was an investment banker with J.P. Morgan. Jose brings a wealth of financial experience to NOV having worked both in the oil and gas industry and in investment banking during his career. He holds a Bachelor of Science in Chemical Engineering from the University of Texas at Austin, a Master of Engineering Management from the McCormick School of Engineering at Northwestern University and a Master of Business Administration from the Kellogg Graduate School of Management at Northwestern University.

David Reid

David Reid

Chief Technology Officer and Chief Marketing Officer

David Reid is the Chief Technology Officer and Chief Marketing Officer for NOV, where he develops the global technology and marketing strategy engine for the corporation. David joined Varco International in 1992 and has lived in Scotland, California, and Houston, covering global roles in products and business units for repair, service, operations, design, invention, management, strategy, and leadership. David has been a core pioneer of modern drilling equipment, drilling automation, and oilfield digitization. He was a key player in pioneering the customization of innovative drilling rig design in the late 1990s, as well as the efficient standardization of drilling rigs in the 2000s. He is also a founding member of the SPE Drilling Systems Technical Section and the IADC Advanced Rig Technology Committee, and regularly serves many organizations and societies as a public speaker and panelist about business, technology, and leadership. He serves on a number of boards including the NOV and Schlumberger IntelliServ joint venture; Society of Petroleum Engineers; and, in his own time, Redeemed, a program for survivors of sex trafficking.

Isaac Joseph

Isaac Joseph

President, NOV Wellbore Technologies

Isaac Joseph is President of the NOV Wellbore Technologies Segment of National Oilwell Varco (NOV). Isaac began his oil & gas career with Tennessee Gas Pipeline. He worked in various positions from 1982 to 1995 in sales, operations and sales management roles for Plastic Applicators and Tuboscope Vetco International. He later joined ICO Worldwide in 1995, was promoted to Senior Vice President of Sales and named President in 1998. In 2002, Tuboscope acquired ICO and Isaac was named Vice President, Western Hemisphere. After the merger of National Oilwell and Varco, he was named President of Tuboscope where he led a global team of more than 6,500 employees. Isaac graduated from the University of Southwestern Louisiana, obtaining a Bachelor’s degree in business management.

Joe Rovig

Joe Rovig

President, Rig Technologies

Joe Rovig is the President of the Rig Technologies & Aftermarket group of National Oilwell Varco (NOV). Joe joined National Oilwell Varco in 2002. He has served as Group Vice President of Global Operations, Vice President of the Eastern Hemisphere, Director of Service and Repair and Senior Vice President of the Offshore Drilling Equipment group within NOV’s Rig Solutions division. Prior to joining NOV, he worked for two drilling contractors in various positions, both domestically and internationally. His internationally-based positions cover twenty years of experience with multiple locations in Asia and Europe.

Kirk Shelton

Kirk Shelton

President, Completion & Production Solutions

Mr. Shelton has served as the President of the Completion and Production Solutions segment since March 2014. Prior to this role, he served as President of the Mission business unit from 2007 until 2014, when it became part of the Completions and Production Solutions segment. Before becoming the President of this group, he served as Vice President of Sales and Operations from 2000 to 2007. In prior years he worked in various roles in sales, operations, and management. Kirk started his career in 1980 working for TRW Mission, which ultimately became part of NOV in 1997. Kirk graduated from East Central University, obtaining a Bachelors degree in Management with background in Marketing.

Craig L. Weinstock

Craig L. Weinstock

Senior Vice President and General Counsel

Craig Weinstock joined National Oilwell Varco (NOV) in October 2013 and currently serves as Senior Vice President and General Counsel. He previously served as Chief Compliance Officer and Vice President of Internal Audit. Before joining NOV he was a partner in the Locke Lord Bissell & Liddell, LLP law firm and clerk for U.S. District Court Judge Robert Parker. Craig brings significant experience and expertise to NOV in the areas of compliance and representing Boards of Directors, Audit Committees, individual directors, and corporate officers. Craig counseled Boards of Directors, Audit Committees and management for oilfield services companies and E&P companies regarding securities, governance, anti-corruption, trade compliance and other matters. He has extensive trial and appellate experience in federal and state trial court and has prosecuted and defended numerous cases involving complex securities and derivative issues. Craig obtained his Bachelor of Arts from the State University of New York at Albany in 1980 and his Juris Doctor from Vanderbilt University Law School in 1983.

Christy Novak

Christy Novak

Chief Accounting Officer, Vice President & Corporate Controller

Christy Novak has been the Chief Accounting Officer, Vice President and Corporate Controller of NOV Inc. since November 2021. Previously, Ms. Novak served as NOV’s Vice President of Accounting Systems, where she led efforts to design, implement, rationalize, and improve efficiencies of NOV’s accounting systems and processes. Prior to that, she served as the Vice President of Finance for the Company’s Rig Technologies operating segment. During her 16 years with NOV, Ms. Novak has advanced through several positions of increasing responsibility and successfully led initiatives to strengthen and streamline accounting functions. Prior to joining NOV, she spent nearly 10 years in public accounting with Ernst & Young where she served various audit clients in the manufacturing and energy industries. Ms. Novak graduated from Texas A&M University with a BBA in Accounting and is a Certified Public Accountant.

Bonnie  Houston

Bonnie Houston

Chief Administrative Officer

Bonnie Houston is Chief Administrative Officer. In this role, she is responsible for the Company’s human resources, organizational development, physical security and travel functions. Previously, she served as Senior Vice President Human Resources and Administration. Bonnie joined National Oilwell Varco in 2005 as part of the Next Generation Program, and has since held various roles in HR, most recently serving as Director of Organizational Development. Bonnie obtained her Bachelor of Science in Economics from Texas A&M University and her Master’s of Business Administration from Rice University.

Alex Philips

Alex Philips

Chief Information Officer

Alex Philips is the Chief Information Officer of National Oilwell Varco (NOV). In this position, Alex is responsible for overseeing all aspects of Information Technologies, Systems, Applications and Security to further our strategic goals. Alex joined Phoenix Energy Services, now a part of National Oilwell Varco (NOV), in 1997 as an IT Network Administrator. During Alex’s 25-year tenure at NOV he has served in various roles including IT Infrastructure Manager, ERP Director and, most recently, Chief Information Security Officer. Alex is a graduate of Rice University with a Master of Business Administration.

Mike Loucaides

Mike Loucaides

Chief Health, Safety, Security, and Environmental Officer

Mike began his career in NOV’s Distribution Services business unit in Brisbane, Australia 26 years ago as a Pump Systems Engineer. Since then, he has held positions of increased responsibility internationally, managing Operations, Supply Chain, Sales, Quality and HSE. In 2011, he transferred to our Rig Technologies segment and most recently held the position of Senior Vice President, Quality, HSE and Supply Chain before taking on the role of Chief HSSE Officer in January 2022.

Mike graduated from London University with a BEng in Aeronautical Engineering. He was born in Australia, and has lived and worked in Australia, Indonesia, the UK and the US.

Blake McCarthy

Blake McCarthy

Vice President, Corporate Development & Investor Relations

Blake McCarthy is Vice President, Corporate Development for National Oilwell Varco (NOV), where he has global responsibility for mergers and acquisitions as well as the research and analysis of business opportunities, consistent with NOV’s long range and strategic plans. Blake joined National Oilwell Varco in 2017 as Director, Corporate Development. Prior to joining NOV, Blake worked as a Senior Analyst for Citadel Global Equities where he managed the firm’s investments in the energy services and equipment space. Prior to Citadel, Blake was an investment banker with Simmons & Company International, where he advised clients on mergers and acquisitions and capital market transactions within the energy space. Blake holds an A.B. degree from Princeton University.