Oxy Executive and Leadership Team

June, 2026

Leadership Overview

Oxy has 10 executives leading key functions including strategy, finance, revenue, and operations.

Driven by innovation, Oxy is dedicated to acquiring, exploring, and developing oil and gas properties across the United States, the Middle East, and North Africa, while also engaging in chemical manufacturing and midstream operations.

Leadership Roles at Oxy

  • Chief Executive Officer & Board Member - Richard Jackson
  • Chief Financial Officer - Choi Esther
  • Senior Vice President & Chief Financial Officer - Sunil Mathew
  • President and General Manager Permian EOR - Barbara Bergersen
  • President and General Manager, Rockies - Jason Sevin
  • President and General Manager - EOR Permian BU - Oscar Quintero
  • Chief Revenue Officer & Deepwater Operator - Ethan Miller
  • Chief Revenue Officer, Deepwater & Operator - Hogan Watts
  • Operator 3 and Chief Revenue Officer - David Hollier
  • Chief Revenue Officer, Deepwater Operations - Adam Deshotel
  • Richard Jackson - Chief Executive Officer & Board Member

    Richard Jackson, the Chief Executive Officer & Board Member at Oxy, directs the overarching strategy and operational execution for the company's global energy and chemical businesses. Jackson guides the acquisition, exploration, and development of oil and gas properties across the United States, the Middle East, and North Africa. This leadership role encompasses overseeing the company's three core segments: Oil and Gas, Chemical, and Midstream and Marketing. Jackson ensures alignment with the board's strategic objectives, driving profitability and sustainable growth. The Chief Executive Officer & Board Member's responsibilities include fostering innovation within the exploration and production divisions and ensuring the efficient operation of chemical manufacturing and midstream logistics. Richard Jackson's vision shapes the company's market position and long-term financial health, focusing on maximizing shareholder value through disciplined capital allocation and operational excellence.
    Richard Jackson

    Choi Esther - Chief Financial Officer

    Choi Esther, the Chief Financial Officer at Oxy, manages the company's financial operations and strategic fiscal planning. Esther oversees all aspects of financial reporting, capital allocation, and investor relations, ensuring robust financial health across the organization. The Chief Financial Officer's purview includes managing the financial implications of Oxy's diverse operations, spanning oil and gas exploration, chemical manufacturing, and midstream services. Esther drives financial strategies that support the company's growth objectives in key regions like the United States, the Middle East, and North Africa. This critical role involves optimizing the company's balance sheet, managing risk, and ensuring compliance with all financial regulations. Choi Esther's leadership ensures that financial resources are effectively deployed to support exploration initiatives, chemical production, and midstream infrastructure development, thereby reinforcing Oxy's market stability and profitability.

    Sunil Mathew - Senior Vice President & Chief Financial Officer

    Sunil Mathew, the Senior Vice President & Chief Financial Officer at Oxy, collaborates with the Chief Financial Officer to manage the company's extensive financial architecture. Mathew supports strategic financial initiatives, focusing on optimizing capital deployment for exploration and development projects across the United States, the Middle East, and North Africa. This role involves detailed financial analysis to support decision-making in the Oil and Gas, Chemical, and Midstream and Marketing segments. Mathew contributes to financial forecasting, budgeting, and risk management, ensuring operational efficiency and fiscal discipline. The Senior Vice President & Chief Financial Officer's responsibilities extend to enhancing financial reporting accuracy and supporting investor communications. Sunil Mathew's expertise strengthens Oxy's financial resilience, enabling the company to navigate market complexities and pursue strategic growth opportunities effectively.
    Sunil Mathew

    Barbara Bergersen - President and General Manager Permian EOR

    Barbara Bergersen, the President and General Manager Permian EOR at Oxy, directs the operations and strategic development of Enhanced Oil Recovery (EOR) projects within the Permian Basin. Bergersen oversees the implementation of advanced EOR technologies to maximize hydrocarbon recovery and optimize production from existing fields. This leadership position involves managing significant capital investments and operational teams focused on enhancing resource extraction. The President and General Manager Permian EOR's responsibilities include ensuring operational efficiency, driving technological innovation, and achieving production targets in one of the world's most prolific oil-producing regions. Barbara Bergersen's expertise is vital for Oxy's strategy in the Permian, contributing substantially to the company's oil and gas output and long-term reserves.

    Jason Sevin - President and General Manager, Rockies

    Jason Sevin, the President and General Manager, Rockies at Oxy, leads the company's exploration and production activities across the Rocky Mountain region. Sevin is responsible for developing and executing strategies to optimize oil and gas recovery in this key operational area. This role involves managing a diverse portfolio of assets, overseeing exploration campaigns, and ensuring efficient production operations. The President and General Manager, Rockies's duties include driving operational performance, managing budgets, and fostering relationships with regional stakeholders. Jason Sevin's leadership ensures that Oxy effectively capitalizes on opportunities within the Rockies, contributing significantly to the company's overall production volume and strategic footprint in North America. Sevin focuses on maximizing resource value.
    Jason Sevin

    Oscar Quintero - President and General Manager - EOR Permian BU

    Oscar Quintero, the President and General Manager - EOR Permian BU at Oxy, oversees the strategic direction and operational execution of Enhanced Oil Recovery (EOR) business units within the Permian Basin. Quintero focuses on deploying innovative technologies and operational strategies to maximize hydrocarbon recovery and enhance production efficiency. This leadership role involves managing complex EOR projects, optimizing resource allocation, and ensuring the achievement of production and financial targets. The President and General Manager - EOR Permian BU's responsibilities include driving operational excellence, fostering technological advancements, and ensuring the sustainable development of EOR assets. Oscar Quintero's expertise is critical for Oxy's success in the Permian, significantly contributing to the company's reserves and production capabilities.
    Oscar Quintero

    Ethan Miller - Chief Revenue Officer & Deepwater Operator

    Ethan Miller, the Chief Revenue Officer & Deepwater Operator at Oxy, spearheads revenue generation and operational oversight for the company's deepwater assets. Miller drives strategies to maximize income from oil and gas production, particularly focusing on the complex deepwater exploration and development projects. This dual role ensures that revenue targets are met while maintaining stringent operational standards in challenging offshore environments. The Chief Revenue Officer & Deepwater Operator's responsibilities include optimizing production efficiency, managing operational costs, and identifying new revenue streams within the deepwater segment. Ethan Miller's leadership is crucial for enhancing Oxy's profitability in key offshore regions, ensuring the successful execution of exploration and production plans. Miller's focus on operational excellence directly contributes to the company's financial performance and market competitiveness.

    Hogan Watts - Chief Revenue Officer, Deepwater & Operator

    Hogan Watts, the Chief Revenue Officer, Deepwater & Operator at Oxy, directs revenue growth and operational management for the company's deepwater portfolio. Watts focuses on maximizing financial returns from deepwater oil and gas assets, implementing strategies for efficient exploration and production. This position requires a deep understanding of offshore operational complexities and market dynamics to drive revenue. The Chief Revenue Officer, Deepwater & Operator's duties include overseeing production operations, managing associated risks, and ensuring compliance with safety and environmental standards in deepwater activities. Hogan Watts's leadership is vital for enhancing Oxy's revenue streams from its deepwater assets, contributing significantly to the company's overall financial success. Watts ensures that operational strategies directly support revenue objectives in these specialized environments.

    David Hollier - Operator 3 and Chief Revenue Officer

    David Hollier, the Operator 3 and Chief Revenue Officer at Oxy, manages revenue generation initiatives and operational execution across designated areas. Hollier focuses on driving financial performance by optimizing production and identifying new revenue opportunities within Oxy's operational segments. This role integrates operational oversight with a strong emphasis on revenue maximization, ensuring efficient resource utilization. The Operator 3 and Chief Revenue Officer's responsibilities include overseeing specific operational units, managing budgets, and implementing strategies to enhance profitability. David Hollier's leadership ensures that operational activities align with the company's financial goals, contributing to sustained revenue growth and market presence. Hollier's expertise supports Oxy's objectives in exploration, production, and chemical operations.

    Adam Deshotel - Chief Revenue Officer, Deepwater Operations

    Adam Deshotel, the Chief Revenue Officer, Deepwater Operations at Oxy, leads revenue generation efforts specifically for the company's deepwater assets. Deshotel develops and executes strategies to maximize income from deepwater exploration and production activities, ensuring financial targets are met. This role demands expertise in managing complex offshore operations and translating them into profitable revenue streams. The Chief Revenue Officer, Deepwater Operations's responsibilities include overseeing production efficiency, managing operational expenditures, and identifying opportunities for revenue enhancement in deepwater projects. Adam Deshotel's leadership is critical for driving financial success in Oxy's deepwater segment, reinforcing the company's position in key global energy markets. Deshotel ensures operational strategies directly support revenue objectives.

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    Frequently Asked Questions Regarding Oxy Top Executives and Leadership Team

    Who leads Oxy?
    Oxy is led by Richard Jackson (Chief Executive Officer & Board Member), along with executives such as Choi Esther (Chief Financial Officer) and Sunil Mathew (Senior Vice President & Chief Financial Officer).
    Who is part of Oxy’s executive team?
    The executive team of Oxy includes leaders such as Richard Jackson (Chief Executive Officer & Board Member), Choi Esther (Chief Financial Officer), Sunil Mathew (Senior Vice President & Chief Financial Officer) and other senior executives.
    How many executives does Oxy have?
    Oxy has 10 executives leading key business areas.
    What roles are included in Oxy’s leadership team?
    The leadership team of Oxy includes roles such as Chief Executive Officer & Board Member, Chief Financial Officer, Senior Vice President & Chief Financial Officer, President and General Manager Permian EOR, President and General Manager, Rockies.