Leadership Overview
Oxy has 10 executives leading key functions including revenue generation, deepwater operations, information technology, financial management, and operational oversight.
Focused on sustainable energy production, Oxy advances global resource development through integrated oil, gas, and chemical operations while maintaining a commitment to carbon management and operational excellence across diverse international markets.
Focused on sustainable energy production, Oxy advances global resource development through integrated oil, gas, and chemical operations while maintaining a commitment to carbon management and operational excellence across diverse international markets.
Leadership Roles at Oxy
Sunil Mathew - Senior VP & Chief Financial Officer
Sunil Mathew, the Senior VP & Chief Financial Officer at Oxy, manages the fiscal health and capital structure of the entire corporation. Overseeing financial reporting, treasury functions, and investor relations, the Senior VP & Chief Financial Officer ensures that the company maintains a robust balance sheet to support ongoing exploration and chemical manufacturing projects. This leadership role involves coordinating with the Board to allocate capital toward high-growth energy assets and carbon management technologies. By monitoring global economic conditions, Sunil Mathew directly influences the strategic direction of the firm. Ultimately, Mathew secures the financial foundation necessary for long-term growth, ensuring that all business units operate within disciplined budgetary frameworks while maximizing shareholder value through prudent fiscal management.

Richard Jackson - Senior VP & Chief Operating Officer
Richard Jackson, the Senior VP & Chief Operating Officer at Oxy, directs the daily execution of oil and gas exploration, production, and chemical manufacturing activities. Overseeing operational performance across all business segments, the Senior VP & Chief Operating Officer ensures that field operations meet safety, environmental, and production targets. This leadership role involves integrating new technologies into existing infrastructure to improve recovery rates and reduce operational costs. By managing large-scale projects in the United States and abroad, Richard Jackson directly impacts the efficiency of the entire supply chain. Ultimately, Jackson drives operational excellence, ensuring that the company maintains a high standard of performance while navigating the complexities of global energy markets and chemical production requirements.

Vishal Gupta - President and General Manager, Oxy EOR Ventures
Vishal Gupta, the President and General Manager, Oxy EOR Ventures at Oxy, leads the strategic deployment of enhanced oil recovery technologies. Overseeing the application of carbon dioxide injection techniques, the President and General Manager, Oxy EOR Ventures ensures that mature fields continue to produce resources efficiently. This leadership role involves coordinating with technical teams to maximize the utilization of carbon dioxide in production processes, aligning with the company's broader sustainability goals. By managing the lifecycle of EOR projects, Vishal Gupta directly contributes to the longevity of energy assets. Ultimately, Gupta drives innovation in recovery methods, ensuring that the organization extracts maximum value from existing reservoirs while advancing the company's expertise in carbon management and sustainable production practices.
Thaimar Ramirez - Basin Business Unit, Permian Resources President & General Manager (Midland)
Thaimar Ramirez, the Basin Business Unit, Permian Resources President & General Manager (Midland) at Oxy, manages the exploration and production activities within the Permian Basin. Overseeing regional operations, the Basin Business Unit, Permian Resources President & General Manager (Midland) ensures that drilling and completion programs meet production targets while adhering to strict safety protocols. This leadership role involves optimizing resource extraction in one of the most prolific energy regions in the United States. By coordinating with local teams, Thaimar Ramirez directly influences the output of oil and natural gas liquids. Ultimately, Ramirez drives regional growth, ensuring that Permian assets contribute significantly to the overall corporate production profile while maintaining operational efficiency and environmental stewardship in the field.
Warren Murdoch - President & General Manager
Warren Murdoch, the President & General Manager at Oxy, oversees the strategic development and operational management of specific international energy assets. Overseeing regional exploration and production, the President & General Manager ensures that field activities align with global corporate objectives. This leadership role involves managing complex stakeholder relationships and regulatory requirements in international markets. By optimizing production workflows, Warren Murdoch directly impacts the company's ability to deliver energy resources to global customers. Ultimately, Murdoch drives operational success in assigned territories, ensuring that regional projects remain profitable and sustainable while contributing to the broader mission of the organization. Through careful resource management, the President & General Manager maintains a focus on safety and efficiency across all international operations.
Barbara Bergersen - President and General Manager Permian EOR
Barbara Bergersen, the President and General Manager Permian EOR at Oxy, directs the implementation of enhanced oil recovery strategies within the Permian Basin. Overseeing the technical and operational aspects of carbon dioxide injection, the President and General Manager Permian EOR ensures that these specialized projects maximize resource recovery from mature fields. This leadership role involves coordinating with engineering teams to refine injection techniques and improve production efficiency. By managing the integration of carbon management into EOR operations, Barbara Bergersen directly supports the company's sustainability initiatives. Ultimately, Bergersen drives the success of Permian EOR projects, ensuring that these assets remain productive and profitable while advancing the organization's leadership in innovative energy recovery and carbon utilization technologies.
Tim Sullivan - President & General Manager
Tim Sullivan, the President & General Manager at Oxy, manages the operational and strategic functions of key midstream and marketing assets. Overseeing the gathering, processing, and transportation of oil and natural gas, the President & General Manager ensures that the supply chain remains efficient and reliable. This leadership role involves coordinating with internal and external partners to optimize the movement of energy products to market. By managing infrastructure projects, Tim Sullivan directly influences the company's ability to capitalize on market opportunities. Ultimately, Sullivan drives the performance of midstream operations, ensuring that the organization maintains a robust network for energy distribution while supporting the broader corporate mission of delivering reliable energy solutions to customers across diverse geographic regions.
Brandon Derks - Chief Revenue Officer
Brandon Derks, the Chief Revenue Officer at Oxy, directs all global sales strategies for oil, condensate, and natural gas liquids. Overseeing the commercialization of energy assets, the Chief Revenue Officer ensures alignment with corporate growth targets across North American and international markets. This leadership role involves optimizing the midstream and marketing value chain to maximize profitability. By managing complex commodity trading portfolios, Brandon Derks directly impacts the financial performance of the organization. Ultimately, Derks secures long-term revenue stability through rigorous market analysis and strategic partnership development, ensuring the company maintains a competitive edge in the volatile energy sector while supporting the broader mission of efficient resource distribution and market expansion.
Adam Deshotel - Chief Revenue Officer, Deepwater Operations
Adam Deshotel, the Chief Revenue Officer, Deepwater Operations at Oxy, manages the commercial viability of offshore exploration and production assets. Overseeing deepwater revenue streams, the Chief Revenue Officer, Deepwater Operations ensures that high-capital projects deliver consistent returns on investment. This leadership role involves coordinating with technical teams to align production output with market demand for oil and natural gas. By evaluating offshore market trends, Adam Deshotel directly influences the capital allocation strategy for complex maritime energy projects. Ultimately, Deshotel drives the financial success of deepwater initiatives, ensuring that offshore operations contribute effectively to the overall corporate portfolio while maintaining strict adherence to safety and environmental standards in challenging marine environments.
Yanni Charalambous - Vice President & Chief Information Officer
Yanni Charalambous, the Vice President & Chief Information Officer at Oxy, architects the digital infrastructure supporting global exploration and chemical manufacturing. Overseeing enterprise-wide data systems, the Vice President & Chief Information Officer ensures that digital transformation initiatives enhance operational efficiency across all business segments. This leadership role involves integrating advanced analytics into oil and gas production workflows to optimize resource recovery. By securing critical digital assets, Yanni Charalambous directly protects the company from cyber threats while enabling seamless communication across international operations. Ultimately, Charalambous drives technological innovation, ensuring that the organization leverages data-driven insights to maintain a leadership position in the energy industry while supporting the complex logistical requirements of the chemical and midstream divisions.

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