Our governance

Born on 6 May 1959 – French nationality

Chairman of the Board of Directors & Chief Executive Officer 
 
Summary of main areas of expertise and experience
MBA from Harvard Business School
Graduate of the French engineering school, École des Mines de Nancy
Knight of the French National Order of Merit

2017-2022
Philippe Guillemot was CEO at Elior Group, one of the world’s leading operators in contract catering and support services with strong positions in 5 countries. He carried out in-depth work to put the Group on a sound financial footing, to provide it with a value-creating strategy and to build a robust organization, which proved decisive in the face of the context made extremely difficult by the Covid crisis

2013-2016
Chief Operating Officer at Alcatel-Lucent, where he drew up a business recovery and transformation plan and subsequently oversaw Alcatel-Lucent’s integration into Nokia

2010-2012
CEO and a Board member of Europcar

2004-2010
Chairman and CEO of Areva Transmission and Distribution (T&D)

2001-2003
Member of the Executive Committee at the automotive supplier Faurecia (recently renamed Forvia)

1998-2000
Member of the Executive Committee at the automotive supplier Valeo

1983-1989 and 1993-1998
Various positions at Michelin and member of the Executive Committee in 1996

Born on June 8, 1975, German nationality

Chief Financial Officer

Summary of main areas of expertise and experience

Between 2019 and 2021, Sascha Bibert served as CFO of the Uniper Group where, together with the rest of the management team, he developed and implemented a new strategy focusing on accelerating the energy transition, while capitalizing on the opportunities of the current cycle. Sascha also placed great emphasis on internal and external reporting, ensuring that strategy execution including capital allocation remained well aligned with the information provided to key stakeholders. 

He previously worked as CFO of EnerjiSA in Turkey for 5 years, supporting the company’s strong growth in a highly volatile environment and then listing the company on the stock exchange, following its split into distinct upstream and downstream entities. 

From 2009 to 2014, Sascha held various management positions within the E.ON Group, including SVP for Group Accounting and Controlling and Head of Investor Relations. In parallel, he also served on the board of Energy from Waste, a company led by the private equity group EQT. 

Sascha began his career as an equity portfolio manager and buy-side analyst, including a five-year stint with Allianz Global Investors and three years with Munich Re as Head of Investor and Rating Agency Relations.

Sascha is a graduate of the International School of Management, as well as a CFA charterholder and a Certified Credit Analyst (CCrA). 

After graduating from the Centrale Paris school of engineering, Philippe Carlier began his career at EADS in 1988 and moved to Vallourec as a management controller in 1995. He held various positions such as plant manager, subsidiary Chief Operating Officer, and industrial director, before being appointed Director of Upstream activity (steel mills and rolling mills) in 2012.

He was in charge of Upstream and Industry activities (tubular products for mechanical engineering, construction and the automotive industry) until 2014. Since April 2017, he has been Senior Vice President Technology & Industry.

Pierre d'Archemont started his career in 1985 at Schneider Electric as a sales and marketing manager.

He joined Alcatel in 1992 where he held various management positions.

In 1995, he joined the Valeo Group and took over the management of the Brazil and Argentina subsidiary.

In 2008, he took over the management of the Atmosfera group in the hotel, hospital and industrial sector, which he then sold to a major player in the sector.

In 2011, Pierre d'Archemont took over the general management of operations in Brazil and Argentina for the Plastic Omnium Group, where he built a new team and new processes to improve quality and service in these countries, recovering both competitiveness and customer confidence.

Since 2014, he has occupied the position of Regional VP Brazil and Argentina in charge of the operational and financial turnaround of Visteon

A graduate of the Ecole Nationale d'Arts et Métiers in 2001, Laurent Dubedout joined Vallourec in 2002 as an R&D engineer and quickly took on marketing & Development functions for the Oil & Gas market. He continued his career internationally by taking on the position of Vice President Marketing and Development for North America in 2005 and developed the On Shore US product and service offerings and participated in the group's growth in the US market. Back in France, he became Industrial Excellence Manager and then Director of Marketing and Development for Oil & Gas. From 2015 to 2020, based in Singapore, he managed the South East Asia region. At the end of this mission, he took over the worldwide responsibility of the OCTG and Accessories Product Line before joining the Executive Committee in 2023 as Senior Vice President, Business Line OCTG, Services & Accessories, Group & Eastern Hemisphere.

Bertrand Frischmann, 46-year old, is a graduate of the Ecole des Mines, Paris and holds an engineering degree in industrial engineering and logistics.

After starting his career in the automotive and consulting sectors, he joined Vallourec in 2004 as a controller, first at corporate level and then, from 2005, at Vallourec Star in Youngstown, Ohio, where he supervised the integration of this new entity.

In 2007, he was appointed Production Manager of the tube mill at Vallourec Star. This first American experience ended in 2009, when he took over the management of the Saint-Saulve tube mill in France. 

He stayed there for 4 years before joining Aberdeen, UK, where he became managing director of VOG UK. 

Back in France, he became managing director at Serimax in 2016, then Director of the OCTG & Accessories Product Line starting from 2017.

Since April 1, 2020 Bertrand Frischmann has been appointed Senior Vice President North America, Member of the Executive Committee.

Naïla Giovanni has been appointed Chief Digital & Information Systems Officer since October 1st, 2020. 

Naïla began her career in 1995 as a financial auditor before joining the Oracle Group as a project manager. 

In 2001, she joined Arthur Andersen, now BearingPoint, where she worked for 12 years on consulting missions for the Energy and Industry sectors.

She joined Vallourec in 2013 to head the Internal Audit department before being appointed Chief Transformation Officer. In this role, she notably drove the Group's new organization, strengthened performance management, implemented a cultural change program and initiated the strategic diversification of the company around the Energy Transition. 

Naïla Giovanni holds a Master's degree in Economics and Finance from the University of Bordeaux.

Prior to joining Vallourec, Nathalie was Executive Vice President Legal and Compliance & General Counsel at LEO Pharma.

She also worked at Roquette Frères' headquarters in Lille as Group General Counsel. During her long career as general counsel in the life sciences and pharmaceutical industries, Nathalie Joannes has successfully built up international legal, risk management and compliance teams in listed and private companies worldwide.

She holds a juris doctor degree from the University of Liège and a master’s degree in law from the University of Pennsylvania Law School. She has been a member of the New York Bar since 1987.

An engineer from the Ecole Nationale Supérieure Arts-et-Métiers with a specialization in materials, Jacky Massaglia began his career in research and development in France and then in the United States where he designed innovative products for offshore applications. He developed his knowledge of the Group's various products and markets by holding various technical and commercial positions in the American, European and Middle Eastern markets. In 2014, he took over the management of R&D and Services for North America. He later joined the corporate strategy department where he managed the financial restructuring, after which he took over the commercial management of the Project Line Pipe business line.

After graduating from Skema Business School (formerly ESC Lille), Ludovic began his career in 1993 with the automotive supplier Delphi, where he held various positions in human resources, both operational and functional, in France and the United States.

He then joined the Valeo Group in 1999 to support a major acquisition and to deploy and optimize employee involvement processes, particularly in the US, Spain, and Germany. Ludovic Oster then took on operational Human Resources functions for divisions and branches, based in Spain and France, contributing to the improvement of their performance in a highly competitive international context.

In 2008, he joined the Norbert Dentressangle Group, where he became a member of the Board in 2014, as Director of Human Resources. In this position, Ludovic Oster supported the group's strong international growth by strengthening and structuring the Human Resources function. Following the acquisition of Norbert Dentressangle by XPO Logistics in 2015, he contributed to change management by implementing transformation and organizational evolution processes, in line with the group's ambitions.

Since August 2018, he has been Human Resources Director of the Elior Group where he contributed to the implementation of the group's strategy, particularly through the alignment and commitment of teams, the development of human resources and organizational efficiency.

From 2009 to 2022, Enrico Schiappacasse held various positions within the Prysmian Group: first Director, Group Strategy and M&A, for eight years, then VP Marketing, Product and Business Development, Energy, before taking the head of the Oil and Gas Business Unit as Vice President.

From 1999 to 2009, he served as Senior Manager for Value Partners, a leading strategic consulting firm in Italy.

He began his career in 1998 as Operations Manager for the Barilla Group.

Aged 48, Enrico holds a Master of Science in Mechanical Engineering from the University of Genoa and an EMBA from the SDA Bocconi School of Management in Milan.

After obtaining a PhD in Chemical Engineering from Chalmers University in Gothenburg, Ulrika forged a career in the energy transition.
She brought an entrepreneurial spirit and an in-depth understanding of the energy sector to lead the growth and development of new and large groups and young start-ups in the fields of offshore oil and gas, energy efficiency, digitalization, solar and battery storage. 

Ulrika was previously with Shell, having joined their New Energies business in 2019 to lead efforts in the development of the company’s integrated energy strategy where she pioneered an agreement with Amazon for renewable energy to help Shell secure its bid for the Dutch HKN Offshore wind farm.
As VP Global Customer Solutions, Ulrika built a global cross-functional business unit to bring integrated power solutions to Shell’s global customers.

Prior to Shell, at Macquarie Group as VP Solar and Battery Storage, she established and grew a European business to drive investments in new energy technologies.

Born on 6 May 1959 – French nationality

Chairman of the Board of Directors & Chief Executive Officer 
 
Summary of main areas of expertise and experience
MBA from Harvard Business School
Graduate of the French engineering school, École des Mines de Nancy
Knight of the French National Order of Merit

2017-2022
Philippe Guillemot was CEO at Elior Group, one of the world’s leading operators in contract catering and support services with strong positions in 5 countries. He carried out in-depth work to put the Group on a sound financial footing, to provide it with a value-creating strategy and to build a robust organization, which proved decisive in the face of the context made extremely difficult by the Covid crisis

2013-2016
Chief Operating Officer at Alcatel-Lucent, where he drew up a business recovery and transformation plan and subsequently oversaw Alcatel-Lucent’s integration into Nokia

2010-2012
CEO and a Board member of Europcar

2004-2010
Chairman and CEO of Areva Transmission and Distribution (T&D)

2001-2003
Member of the Executive Committee at the automotive supplier Faurecia (recently renamed Forvia)

1998-2000
Member of the Executive Committee at the automotive supplier Valeo

1983-1989 and 1993-1998
Various positions at Michelin and member of the Executive Committee in 1996

Born on 8 September 1957 – French nationality

Vice-Chairman of the Board of Directors
Lead Independent Director
Chairman of the Remuneration Committee
Chairman of the Nomination and Governance Committee
 
Summary of main areas of expertise and experience

• Former student at the École Centrale Paris (now CentraleSupélec), Sciences Po Paris, and a graduate in Economic Sciences from the Sorbonne
• He began his career in 1982 at Vallourec, where he rose to hold various senior management positions in subsidiaries of the Group
• CEO, then Chairman & CEO at GFI Aerospace, then at Faurecia as Director of the Exhaust Systems business line and member of the Executive Committee
• Member of the Executive Committee at Pechiney, responsible for the Aluminum Processing sector, and Chairman of Pechiney Rhenalu (2002-2004)
• CEO of the British automotive products manufacturer Wagon PLC, a company listed on the London Stock Exchange (2004-2007)
• Chairman & CEO of FCI (2008-2011), the world's fourth largest manufacturer of connectors with industrial sites in 20 countries
• CEO of Constellium (2012-2017), a company listed on the New York Stock Exchange and a world leader in aluminum processing, with sales approaching €5 billion in 2020
• Chairman of the Bic Group (until 2021)
  
   

• Director of companies
• Investor in several Internet and high-tech companies in Europe and the United States
• Chairman of the Vareille Foundation, whose main objective is to develop the cognitive skills of children from disadvantaged backgrounds through intensive violin lessons as part of the school curriculum

Born on 16 October 1966 - French nationality

Independent Director
Chairwoman of the CSR Committee
Member of the Audit Committee
Member of the Strategic & Finance Committee
 
Summary of main areas of expertise and experience

• Graduate of Sciences Po Bordeaux and holder of an MBA in Sourcing and Supply Chain Management from the M.A.I Institute of Purchasing Management
• Sourcing Manager and Service Manager GE Medical Systems, medical imaging equipment sector (1989-2000)
• Twenty years’ experience in the energy sector of which eight in Oil & Gas
• European Sourcing Director GE Power Gas Turbines (2000-2003)
• Upstream Sales Director GE Oil & Gas (2003-2008)
• Sales VP Products Areva T&D (2008-2010)
• Head of Services GE Energy (2010-2011), General Manager for Europe then Vice President of Sales of the Subsea Division of General Electric Oil & Gas (2011-2016)
• Chairman of General Electric France (2016-2019)
• Vice-President of AmCham, the American Chamber of Commerce in France (2016-2019)
• Chief Executive Officer of Segula Technologies International, engineering group (2019-2021)

Main activities performed outside the company

• CEO of Microsoft France
• Member of the Advisory Board of ING Bank France
• Director of Orpéa*

 * Listed company (for positions currently held).

Born on 27 December 1956 – Brazilian nationality

Independent Director
Member of the Audit Committee
 Member of the CSR Committee
 
Summary of main areas of expertise and experience

• Bachelor’s degree in public administration, PhD in Economics
• Former positions in public and private sectors: Goldman Sachs (CEO and Chair), BNDES (CEO), Rio Olympic Games (CEO of City Planning), Icatu Seguros (CEO), CSN (CEO), Secretary of Finance (city of Rio)
• Board membership of Vale, Petrobras, Anglo American, Marsh McLennan, Arcelor Brasil

• Director of companies

Born on 23 March 1964 – Greek-American nationality

Independent Director
Chairwoman of the Audit Committee
Member of the Remuneration Committee 
Member of the Nomination and Governance Committee
Member of the CSR Committee           
 
Summary of main areas of expertise and experience

• Ms. Minas is a graduate of Rice University, where she earned a Bachelor of Arts in Managerial Studies and a Master of Business Administration with a concentration in Finance and Accounting
• She has previously served on the board of directors and audit committees of CNX Midstream Partners LP, Weatherford International plc, and Ciner Resources LP. Ms. Minas served as Vice President and Chief Financial Officer of DCP Midstream Partners. She served as Chief Financial Officer, Chief Accounting Officer and Treasurer of Constellation Energy Partners. She served as Senior Vice President, Global Consulting and Vice President, US Consulting for Science Applications International Corp. She was a Partner with Arthur Andersen LLP and also served as Partner leading North American Oil & Gas Consulting
• Ms. Minas currently serves as a member of the Council of Overseers of the Rice University Graduate Business School and is an NACD (National Association of Corporate Directors) Leadership Fellow and Director for Westlake Chemical Partners

• Director for Westlake Chemical Partners and member of the Audit Committee

Born on 16 September 1059 – Chinese nationality

Independent Director
Member of the Audit Committee
Member of the CSR Committee  

Summary of main areas of expertise and experience

• Ms Siu holds an MBA degree and a Bachelor of Science in finance degree from the University of Nevada, Reno
• She possesses more than 30 years of management experience, with a profound understanding of outcome-based solutions and emerging business models. Ms. Siu has held Greater China region leadership positions spearheading growth and transformation in international renowned companies such as Cisco, Pearson, SAP, Nokia, Computer Associates and Pacific Century Cyberworks (PCCW) / Hongkong Telecom
• Ms. Siu spent 8 years working in the United States with Northern Telecom and Sierra Pacific Power Company before returning to China. She possesses a strong background in international business and has an in-depth understanding of the challenges customers and partners face in the region's dynamic business environment
• Reputed for her professional leadership and a constant aspiration to inspire, Ms. Siu was selected as one of the Annual Leaders of the Chinese Information Industry (2011,2012, 2018) and listed on the 50 Most Powerful Women, Fortune Global in 2011

• Co-founder of B&H Consulting Ltd, based in Beijing CHINA
• Non-executive Director of Goodyear Tires & Rubber
• Independent Director of AInnovation

Born on 11 February 1964 – Canadian nationality 

Director 
Chairman of the Strategic & Finance Committee
Member of the Audit Committee

Summary of main areas of expertise and experience

• Graduate of the University of Western Ontario (MBA with Distinction in 1991) and the University of Toronto (Bachelor’s degree obtained in 1986) 
• Employed at RBC Dominion Securities (1986-1989), Salomon Brothers (1991-1992) and Lehman Brothers (1992-1997) 
• Managing Director in London for Goldman Sachs within the natural and industrial resources investment banking group from 1997 to 2005, where he was Global Head of Metals and Mining and Co-Head of the Global Chemicals division. He has a broad range of experience in M&A transactions and capital markets. He played a major role as a key advisor within Goldman Sachs’ private equity group (1997-2005) 
• He has served on the Board of Directors of Phoenix Services, Warrior Met Coal, Constellium, Monier and Noranda Aluminum
• Senior partner at Apollo Management, based in New York, where he oversees investments in the Metals and Mining industry
  
   

• Senior partner at Apollo Management, NY

Born on 15 March 1979 - French nationality

Director representing employees
Member of the Remuneration Committee
  
Summary of main areas of expertise and experience

• Graduate of l'École polytechnique universitaire de Lille, France, in Electrical and Computer Engineering, with a specialty in micro-electronics
• Starts his career as a hardware engineer in charge of developing consumer electronics and RFID (Radio Frequency Identification) products in several French companies
• He joined Vallourec in 2013 as R&D project manager in Non Destructive Testing (NDT) at Vallourec Research Center France then lead traceability project for the innovation team
• Since 2019 he has been developing Digital applications as product owner at Smartengo Digital Booster