SLB Executive and Leadership Team

October, 2026

Leadership Overview

SLB has 10 executives leading key functions including strategy, financial oversight, regional operations, and specialized energy technology development.

Committed to advancing sustainable energy solutions, SLB drives global innovation by enabling efficient resource management and supporting the transition toward a lower-carbon future through advanced industrial technology.

Leadership Roles at SLB

  • Chief Executive Officer - Olivier Le Peuch
  • Executive Vice President & Chief Financial Officer - Stephane Biguet
  • President, Neolith Energy Llc (A Fully Owned Subsidiary of Slb) - Nicholas Lugansky
  • President, Well Construction - Cecilia Prieto
  • President - Drilling Group - Khaled Al Mogharbel
  • Schlumberger Venezuela and Caribian President - Sergio Mazzucchelli
  • President (North America) - Lyndal Cissell
  • President, Middle & Africa (East, North) - Jesus Lamas
  • President Gyrodata Inc. - James Arrajj
  • Managing Director - Ruth Rivera
  • Olivier Le Peuch - Chief Executive Officer

    Olivier Le Peuch, the Chief Executive Officer at SLB, directs the global strategic vision and operational execution of the organization. Le Peuch oversees the integration of digital and industrial technologies to optimize energy production while maintaining a focus on lower-carbon solutions. By aligning corporate objectives with the evolving needs of energy producers, the Chief Executive Officer ensures the company maintains a competitive edge in complex international markets. This leadership role involves constant engagement with the Board to refine long-term growth trajectories and sustainability commitments. Olivier Le Peuch manages the overarching corporate structure, fostering innovation across all business units to improve energy availability. Through rigorous oversight of global performance metrics, the Chief Executive Officer drives efficiency and accountability, ultimately positioning the firm as a leader in the energy services sector while navigating the transition toward environmentally conscious energy systems.
    Olivier Le Peuch

    Stephane Biguet - Executive Vice President & Chief Financial Officer

    Stephane Biguet, the Executive Vice President & Chief Financial Officer at SLB, manages the financial health and capital allocation strategies of the organization. Biguet oversees global financial reporting, treasury operations, and investment planning to support the company's commitment to energy innovation. By analyzing market trends and economic indicators, the Executive Vice President & Chief Financial Officer provides the necessary fiscal guidance to sustain long-term growth and research initiatives. This leadership role involves maintaining transparent communication with investors and stakeholders regarding the firm's financial performance and strategic investments in lower-carbon technologies. Stephane Biguet directs the budgeting processes that enable the company to scale its industrial technology solutions effectively. Through disciplined financial management, the Executive Vice President & Chief Financial Officer ensures the organization remains resilient in volatile energy markets, ultimately securing the capital required to advance sustainable energy systems on a global scale.
    Stephane Biguet

    Nicholas Lugansky - President, Neolith Energy Llc (A Fully Owned Subsidiary of Slb)

    Nicholas Lugansky, the President, Neolith Energy Llc (A Fully Owned Subsidiary of Slb) at SLB, directs the specialized development of lithium extraction and processing technologies. Lugansky oversees the technical roadmap for this subsidiary, focusing on the efficient recovery of critical minerals essential for the energy transition. By integrating advanced chemical engineering with industrial scale-up strategies, the President, Neolith Energy Llc (A Fully Owned Subsidiary of Slb) ensures the company meets the growing demand for battery-grade materials. This role involves coordinating with the parent organization to align subsidiary outputs with broader corporate sustainability goals. Nicholas Lugansky manages the research and development pipeline, driving innovation in sustainable mineral extraction methods. Through the leadership of this subsidiary, the President, Neolith Energy Llc (A Fully Owned Subsidiary of Slb) contributes directly to the firm's mission of supporting environmentally conscious energy systems by securing the supply chain for future energy storage solutions.
    Nicholas Lugansky

    Cecilia Prieto - President, Well Construction

    Cecilia Prieto, the President, Well Construction at SLB, directs the engineering and deployment of advanced drilling and completion technologies. Prieto oversees the operational delivery of well construction services, focusing on increasing efficiency and reducing the environmental footprint of energy exploration projects. By implementing automated systems and digital workflows, the President, Well Construction enhances the precision and safety of complex drilling operations for global clients. This leadership role involves collaborating with technology teams to refine equipment performance and service reliability. Cecilia Prieto manages the strategic deployment of resources to ensure projects meet rigorous technical and sustainability standards. Through the optimization of well construction processes, the President, Well Construction supports the company's goal of enabling responsible resource management. Prieto drives the adoption of new technologies that minimize waste and energy consumption, ensuring that all construction activities align with the firm's commitment to a lower-carbon future.
    Cecilia Prieto

    Khaled Al Mogharbel - President - Drilling Group

    Khaled Al Mogharbel, the President - Drilling Group at SLB, directs the global operations and strategic growth of the drilling services division. Al Mogharbel oversees the integration of high-performance drilling tools and digital solutions to improve the productivity of energy exploration assets. By managing large-scale service contracts and technical support teams, the President - Drilling Group ensures consistent operational excellence across diverse geographic regions. This leadership role involves driving the adoption of performance-based drilling models that reduce time-to-production for energy producers. Khaled Al Mogharbel coordinates with regional leaders to align drilling capabilities with local market requirements and sustainability targets. Through the management of the drilling portfolio, the President - Drilling Group supports the company's mission to improve energy availability. Al Mogharbel focuses on continuous improvement in drilling efficiency, ensuring that all operations contribute to the firm's broader objectives of responsible and sustainable resource development.
    Khaled Al Mogharbel

    Sergio Mazzucchelli - Schlumberger Venezuela and Caribian President

    Sergio Mazzucchelli, the Schlumberger Venezuela and Caribian President at SLB, directs regional operations and client relationships across the Caribbean and Venezuelan markets. Mazzucchelli oversees the delivery of energy services tailored to the specific geological and industrial challenges of this region. By managing local teams and infrastructure, the Schlumberger Venezuela and Caribian President ensures the effective deployment of technology solutions that support efficient resource management. This leadership role involves navigating complex regulatory environments and market dynamics to maintain service continuity. Sergio Mazzucchelli coordinates with global product lines to bring advanced technical capabilities to regional projects. Through the oversight of these operations, the Schlumberger Venezuela and Caribian President contributes to the company's mission of improving energy availability. Mazzucchelli focuses on building strong partnerships with local energy producers, ensuring that all regional activities align with the firm's commitment to safety, operational efficiency, and sustainable energy practices.

    Lyndal Cissell - President (North America)

    Lyndal Cissell, the President (North America) at SLB, directs the strategic operations and business development across the North American market. Cissell oversees the implementation of digital and industrial technology solutions that address the unique needs of the regional energy sector. By managing a diverse portfolio of services, the President (North America) ensures that clients receive the support necessary to optimize resource exploration and production. This leadership role involves aligning regional initiatives with the company's global sustainability goals, particularly regarding the reduction of carbon intensity in energy operations. Lyndal Cissell coordinates with cross-functional teams to drive innovation and operational efficiency in a highly competitive market. Through the oversight of North American activities, the President (North America) contributes to the firm's mission of improving energy availability. Cissell focuses on scaling new technologies that support the transition to more sustainable energy systems while maintaining high performance standards.
    Lyndal Cissell

    Jesus Lamas - President, Middle & Africa (East, North)

    Jesus Lamas, the President, Middle & Africa (East, North) at SLB, directs the operational strategy and service delivery across key energy-producing regions in the Middle East and Africa. Lamas oversees the deployment of advanced technology solutions that enable efficient resource management in challenging environments. By managing regional teams and client engagements, the President, Middle & Africa (East, North) ensures the successful execution of large-scale energy projects. This leadership role involves adapting global service models to meet the specific technical and operational requirements of the region. Jesus Lamas coordinates with product line leaders to introduce innovations that improve productivity and safety. Through the oversight of these operations, the President, Middle & Africa (East, North) supports the company's mission of improving energy availability. Lamas focuses on driving operational excellence and sustainable practices, ensuring that all regional activities contribute to the firm's broader goals of responsible energy development.

    James Arrajj - President Gyrodata Inc.

    James Arrajj, the President Gyrodata Inc. at SLB, directs the specialized operations and technical development of the Gyrodata subsidiary. Arrajj oversees the provision of high-precision wellbore placement and surveying services that are critical for accurate energy exploration. By integrating advanced gyroscopic technology with digital data analytics, the President Gyrodata Inc. enhances the precision of drilling operations for global clients. This leadership role involves managing the technical roadmap for surveying tools and ensuring their seamless integration into the broader service portfolio. James Arrajj coordinates with the parent organization to leverage global reach for the expansion of surveying capabilities. Through the management of this subsidiary, the President Gyrodata Inc. contributes to the firm's mission of improving energy availability by enabling more efficient and accurate resource development. Arrajj focuses on continuous innovation in measurement technology, ensuring that all surveying services support the company's commitment to operational excellence and sustainable energy practices.

    Ruth Rivera - Managing Director

    Ruth Rivera, the Managing Director at SLB, manages high-level operational workflows and organizational efficiency across diverse business segments. Rivera coordinates cross-functional teams to ensure the seamless delivery of energy technology solutions that support client resource management. By streamlining internal processes, the Managing Director enhances the firm's ability to respond to fluctuating market demands and complex industrial requirements. This role requires close collaboration with other executive leaders to synchronize regional initiatives with global corporate goals. Ruth Rivera monitors performance indicators to identify opportunities for operational improvement and cost optimization. Through the implementation of standardized management practices, the Managing Director strengthens the company's capacity to provide reliable energy services. Rivera maintains a focus on operational excellence, ensuring that all internal systems support the broader mission of advancing sustainable energy availability while maintaining high standards of safety and technical precision.

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    Frequently Asked Questions Regarding SLB Top Executives and Leadership Team

    Who leads SLB?
    SLB is led by Olivier Le Peuch (Chief Executive Officer), along with executives such as Stephane Biguet (Executive Vice President & Chief Financial Officer) and Nicholas Lugansky (President, Neolith Energy Llc (A Fully Owned Subsidiary of Slb)).
    Who is part of SLB’s executive team?
    The executive team of SLB includes leaders such as Olivier Le Peuch (Chief Executive Officer), Stephane Biguet (Executive Vice President & Chief Financial Officer), Nicholas Lugansky (President, Neolith Energy Llc (A Fully Owned Subsidiary of Slb)) and other senior executives.
    How many executives does SLB have?
    SLB has 10 executives leading key business areas.
    What roles are included in SLB’s leadership team?
    The leadership team of SLB includes roles such as Chief Executive Officer, Executive Vice President & Chief Financial Officer, President, Neolith Energy Llc (A Fully Owned Subsidiary of Slb), President, Well Construction, President - Drilling Group.