Member, Compensation Committee
Member, Nominating and Governance Committee

Peter L.S. Currie, 59, has been a director of the Company since 2010, and is the Board’s Lead Independent Director. Since April 2004, he has been President of Currie Capital LLC, a private investment firm. Mr. Currie is the lead independent director at Twitter, Inc., where he chairs both the audit committee and the nominating and governance committee, having served on its board since November 2010. He also serves on the board of directors of New Relic, Inc. (since March 2013), where he chairs its audit committee and is a member of its compensation committee. Mr. Currie previously served on the boards of directors of Clearwire Corporation, CNET Networks, Inc., Safeco Corporation, and Sun Microsystems, Inc., and is a director at several privately-held companies. He is also President of the board of trustees of Phillips Academy.

Member, Audit Committee

V. Maureen Kempston Darkes, 67, retired, has been a director of the Company since 2014. She was Group Vice President and President Latin America, Africa and Middle East, of General Motors Corporation (“GM”), an automotive manufacturer, from January 2002 until her retirement in December 2009, and was a member of its Automotive Strategy Board until her retirement from GM. Ms. Kempston Darkes has been a director of Enbridge Inc., a leading energy transportation and distribution company, since November 2010, and is a member of its corporate social responsibility committee, its safety and reliability committee and its human resources and compensation committee. She also is a member of the board of directors of Brookfield Asset Management Inc., a global asset management company (since April 2008), where she chairs the risk management committee and is a member of the management resources and compensation committee; Balfour Beatty plc, an infrastructure services company (since July 2012), where she chairs the safety and sustainability committee and is a member of both the nomination and the remuneration committees; and Canadian National Railway Company (since 1995), where she chairs the environment, safety and security committee, and is a member of the corporate governance and nominating committee, finance committee, audit committee and the strategic planning committee.

Paal Kibsgaard, 48, has been a director of the Company since 2011, Chairman of the board of directors since April 2015 and has served as Chief Executive Officer of the Company since August 2011. He was the Company’s Chief Operating Officer from February 2010 to July 2011, and President of the Reservoir Characterization Group from May 2009 to February 2010. Prior to that, Mr. Kibsgaard served as Vice President, Engineering, Manufacturing and Sustaining, from November 2007 to May 2009, and as Vice President of Personnel from April 2006 to November 2007.

Member, Audit Committee
Member, Science and Technology Committee

Nikolay Kudryavtsev, 65, has been a director of the Company since 2007. Since June 1997, he has been the Rector of the Moscow Institute of Physics and Technology. Mr. Kudryavtsev has been chairman of the Board of Rectors of the City of Moscow and Moscow Region since 2012, and was elected Vice President of the Russian Rectors Union in 2014.

Member, Compensation Committee
Member, Nominating and Governance Committee

Michael E. Marks, 65, has been a director of the Company since 2005. He has been a Managing Partner of Riverwood Capital, LLC, a private equity firm, since March 2007. Mr. Marks has been a director of SanDisk, a memory products company, since 2003 and became its Chairman in 2011. He also chairs its nominating and governance committee. Mr. Marks is the lead independent director at GoPro, Inc., a consumer camera company, and is a member of its nominating and governance and its compensation and leadership committees. From 1991 to 2008, Mr. Marks served as a director at Flextronics, Inc., a leading producer of advanced electronic manufacturing services, and was its Chief Executive Officer from January 1994 to January 2006. From 2006 to 2008, he was Chairman of the Board of Flextronics Mr. Marks previously served on the boards of directors of Sun Microsystems and Calix, and is a director at several privately-held companies.

Member, Audit Committee
Member, Compensation Committee

Indra K. Nooyi, 60, has been a director of the Company since April 2015. She is the Chairman and Chief Executive Officer of PepsiCo, a global food and beverage company. She was named President and CEO in 2006, and assumed the additional role of Chairman of PepsiCo's Board of Directors in 2007. She was elected to PepsiCo's Board of Directors and became President and Chief Financial Officer in 2001, after serving as Senior Vice President and Chief Financial Officer since 2000. Mrs. Nooyi also served as PepsiCo's Senior Vice President, Corporate Strategy and Development from 1996 until 2000, and as PepsiCo's Senior Vice President, Strategic Planning from 1994 until 1996.

Member, Compensation Committee
Member, Finance Committee

Lubna S. Olayan, 60, has been a director of the Company since 2011. She is the Chief Executive Officer and deputy chairperson of Riyadh-based Olayan Financing Company, the holding entity for The Olayan Group’s operations in the Kingdom of Saudi Arabia and the Middle East. Ms. Olayan is a Principal and a Board member of Olayan Investments Company Establishment, the parent company of The Olayan Group, a private multinational enterprise with diverse commercial and industrial operations in the Middle East and an actively managed portfolio of international investments. Since December 2004, she has been a director of Saudi Hollandi Bank, becoming the first woman to join the board of a Saudi publicly-listed company. She was elected Vice Chairman in January 2014 and is a member of its executive committee and its nomination and remuneration committee. Ms. Olayan is a non-executive director and member of numerous international advisory boards, such as Rolls Royce Group plc and Akbank. Ms. Olayan also serves on the boards of various non-governmental organizations, as well as of various educational institutions, including King Abdullah University of Science and Technology. Ms. Olayan served as a non-executive director of WPP plc, a multinational communication services company, from March 2005 to June 2012, and was a member of its nomination committee.

Member, Nominating and Governance Committee
Member, Science and Technology Committee

Leo Rafael Reif, 65, has been a director of the Company since 2007. Since July 2012, Mr. Reif has been President of the Massachusetts Institute of Technology (“MIT”), having been MIT’s Provost, Chief Academic Officer and Chief Budget Officer from August 2005 to July 2012. Mr. Reif was head of the Electrical Engineering and Computer Science Department at MIT from September 2004 to July 2005, and an Associate Department Head for Electrical Engineering in the Department of Electrical Engineering and Computer Science at MIT from January 1999 to August 2004.

Member, Finance Committee
Member, Nominating and Governance Committee

Tore I. Sandvold, 68, has been a director of the Company since 2004. He has been executive Chairman of Sandvold Energy AS, an advisory company in the oil and energy industry, since September 2002. Mr. Sandvold is a director of Rowan Companies plc (since 2013), a provider of international and domestic contract drilling services, where he serves on its audit committee and its health, safety and environment committee. He has also been a member, since 2003, of the board of directors of Teekay Corporation, a leading provider of international crude oil and petroleum product transportation services, where he serves on its nominating and governance committee. From 1990 to 2001, Mr. Sandvold served as Director General of the Norwegian Ministry of Oil & Energy, with overall responsibility for Norway’s national and international oil and gas policy. From 2001 to 2002, he was executive Chairman of Petoro AS, the Norwegian state-owned oil company. He also served as Chairman of Misen Energy AB, a Swedish upstream oil and gas company from December 2011 to November 2014, and was its acting chief executive officer from September 2012 to May 2014. Mr. Sandvold is also a member of the boards of directors of Lambert Energy Advisory Ltd; Njord Gas Infrastructure, and Energy Policy Foundation of Norway.

Member, Finance Committee
Member, Science and Technology Committee

Henri Seydoux, 55, has been a director of the Company since 2009. Since 1994, he has been Chairman and Chief Executive Officer of Parrot S.A., a global wireless products manufacturer. Mr. Seydoux is an entrepreneur with great initiative. He founded Parrot S.A. in 1994 as a private company and took it public in 2007.