TAM International, Inc. is a privately held oilfield services company with headquarters in Houston, Texas.
 TAM manufactures products and provides services used in drilling and completions, well intervention, unconventional resources, and reservoir optimization.
 L. Bentley Sanford is the President and CEO.
Wan Ling Martello (1958, Philippines) is the current Executive Vice President and Head of the Asia Zone, and former CFO of Nestle, the world's largest food company.
 She succeeded Jim Singh, executive vice president and CFO, who retired in March, 2012, and preceded François-Xavier Roger.
 Martello is an American citizen of Chinese and Filipino heritage.
Mr. Lawrence A. Zimmerman, also known as Larry, served as the Chief Financial Officer and Executive Vice President of Xerox Corporation from June 1, 2002 to April 2011 and its Senior Vice President from June 1, 2002 to April 2007.
 Prior to joining Xerox in 2002, Mr. Zimmerman served at System Software Associates, Inc. where he served as an Executive Vice President and Chief Financial Officer from 1998 to 1999.
 He worked with International Business Machines Corporation (IBM), where he served in various senior finance executive positions, as Vice President of Finance for Europe, Middle East & Africa Operations from 1994 to 1996 and a Corporate Controller from 1991 to 1994.
 He held various other positions at IBM from 1967 to 1991.
 Mr. Zimmerman served as an Assistant General Manager in finance and planning for the Enterprise System division from 1989 to 1991 and Director of Budgets from 1988 to 1989.
 A 32-year employee of IBM, he served as Vice President of Finance and Planning for Brunswick Corp.
's multibillion-dollar Server and Technology division from 1996 to 1998.
 He served as a Vice Chairman of Xerox Corporation from July 2009 to April 2011.
 He has been an Independent Director at Flex Ltd. since October 2012, Global Imaging Systems Inc. since May 9, 2007 and Delphi Automotive PLC since November 2009.
 He served as an Independent Director of Brunswick Corporation from February 7, 2006 to May 6, 2015.
 He served as a Director of Computer Sciences Corporation from August 7, 2012 to August 13, 2014.
 He served as a Director at Stanley, Black & Decker, Inc. (formerly Stanley Works) from July 26, 2005 to December 31, 2011.
 Mr. Zimmerman graduated from New York University in 1965 with a Bachelor of Science degree in Finance and Master's Degree in Business Administration from Adelphia University in 1967.
TGT Oilfield Services (TGT Oilfield Services) is an international oilfield service company specialising in production logging, hydrocarbon reservoir monitoring and geohydrodynamic modelling.
 The company is headquartered in Dubai (UAE) and has regional offices in more than fifteen countries including United States, Canada, Russia, Kazakhstan, Nigeria, Malaysia, Great Britain, Indonesia, Oman, Kuwait and Saudi Arabia.
 In Russia, TGT has its Technology Centre in Kazan and other offices in Usinsk and at the Skolkovo Technopark in Moscow.
Jim Lentz is the chief executive officer for Toyota North America; president and chief operating officer of Toyota Motor North America, Inc. (TMA); and a senior managing officer of the parent company Toyota Motor Corporation (TMC) which is located in Japan.
 In that role Lentz manages all of Toyota’s North American affiliate companies which include TMA, Toyota Motor Sales, U.S.A., Inc. (TMS), and Toyota Motor Engineering & Manufacturing, North America, Inc. (TEMA), which includes responsibilities for Toyota Motor Manufacturing Canada Inc. (TMMC), and oversight for Toyota Canada, Inc. (TCI).
 Lentz also serves as the chairman of the North American Executive Committee.
 This is composed of the top leaders from the affiliate companies.
 Most recently Lentz was the president and chief executive officer of TMS and senior vice president of TMA and served in a global advisory capacity as the managing officer for TMC.
 Before that he served as president and chief operating officer and executive vice president of TMS.
 Lentz previously held several executive positions including Toyota division group vice president and general manager where he oversaw all sales, logistics and marketing activities for Toyota and Scion regional sales offices and distributors.
 He also served as the group vice president of marketing for the Toyota division and vice president of Scion, and was responsible for the initial launch of a new line of vehicles.
 Lentz spent several years in the field as vice president and general manager of the Los Angeles region and before that general manager of the San Francisco region.
 Prior to his role as general manager Lentz was vice president of marketing services for CAT in Maryland.
 He has also held several other TMS positions, including field training manager, sales administration manager and truck sales team member.
 Lentz joined Toyota in 1982 as the merchandising manager for its Portland, Oregon region where he later became the distribution manager and field operations manager.
 He serves as chairman on the board of directors of The Global Automakers and is also a member of the executive advisory board for Daniels College of Business at the University of Denver (DU), his alma mater.
 He was named “Marketer of the Year” by Advertising Age in 2006, an Automotive News “All Star” in 2007 and honored at Industry Leader of the year.
Frank Harmon currently serves as executive vice president and chief operating officer for APP Pharmaceuticals.
 Prior to the spin-off of the proprietary business, Mr Harmon served as executive vice president and chief operating officer of Abraxis Pharmaceutical Products (APP) since September 2006, after having joined Abraxis in May 2006 as the executive vice president of global operations.
 Mr. Harmon oversees global manufacturing operations as well as the corporate quality assurance and quality control and the supply chain organizations as well as Generic Product Development, Regulatory Affairs and Operational Excellence.
 Prior to joining Abraxis, Mr. Harmon was the senior vice president, manufacturing operations for the Sterile Technologies Group at Cardinal Health where he was responsible for multiple sites throughout the United States and Puerto Rico.
 Mr. Harmon has also served as vice president, biopharmaceutical operations for Aventis Behring.
Carl Folta is Executive Vice President, Corporate Communications for Viacom.
 He has served at this post since November 2006.
 Before that, he served as Executive Vice President, Office of the Chairman, from January 1, 2006, where he served as Sumner Redstone's senior adviser and spokesman.
 Previously, he was Executive Vice President, Corporate Relations of the former Viacom Inc., since November 2004.
 Prior to that, he served as Senior Vice President of Corporate Relations of Viacom from November 1994 to November 2004, and Vice President of Corporate Relations of Viacom from April 1994 to November 1994.
 Folta held various communications positions at Paramount Communications from 1984 (when the company was known as Gulf+Western, retaining this name until 1989) until joining Viacom through its purchase of Paramount in April 1994.
Schlumberger Limited (] ) is the world's largest oilfield services company.
 Schlumberger employs approximately 100,000 people
Jean-Marc Perraud is a French businessman who served as Executive Vice President and CFO of Schlumberger.
Jean Riboud (15 November 1919 – 20 October 1985) was a French socialist, corporate executive and the chairman of Schlumberger, the largest oilfield services company in the world.
 He was a member of the French Resistance during World War II and suffered incarceration in Buchenwald concentration camp of the Nazis.
 His contributions were reported in making Schlumberger into the market leader in oilfield services sector.
 The Government of India awarded him the third highest civilian honour of the Padma Bhushan, in 1986, for his contributions to society.

Question: In which oilfield services company Jean-Marc Perraud served as Executive Vice President and CFO?
Answer: Schlumberger