Entergy Executive and Leadership Team

August, 2026

Leadership Overview

Entergy has 10 executives leading key functions including strategy, regional operations, revenue generation, human capital, and infrastructure management.

Committed to sustainable power delivery, Entergy drives grid modernization and environmental responsibility to ensure long-term energy resilience for diverse industrial and residential customers across the United States.

Leadership Roles at Entergy

  • Chairman of the Board & Chief Executive Officer - Drew Marsh
  • President & Chief Executive Officer (Louisiana) - Phillip May
  • Vice President, Chief of Staff To Chief Executive Officer - Yovanka Daniel
  • Chairman, President and Chief Executive Officer, Entergy Texas - Eliecer Viamontes
  • Executive Vice President & Chief Financial Officer - Kimberly Fontan
  • Chief Operating Officer - Ens - Joseph Kowalewski
  • Executive Vice President & Chief Operating Officer - Kimberly Cook-Nelson
  • Chief Revenue Officer, Production & Technician - Steve Krumrei
  • Senior Production Technician & Chief Revenue Officer - Chase Reed
  • Senior Vice President and Chief Human Resources Officer - Kathryn Collins
  • Drew Marsh - Chairman of the Board & Chief Executive Officer

    Drew Marsh, the Chairman of the Board & Chief Executive Officer at Entergy, directs the overarching strategic vision for the entire energy portfolio. Marsh architects long-term growth initiatives while overseeing the integration of natural gas, nuclear, and renewable power generation resources. By aligning corporate objectives with grid reliability goals, the Chairman of the Board & Chief Executive Officer ensures consistent service delivery across all service territories. This leadership role involves constant engagement with the Board to maintain financial health and operational excellence. Drew Marsh monitors market trends to adapt the company's infrastructure modernization efforts effectively. Through rigorous oversight of disaster recovery support and clean energy investments, the Chief Executive Officer secures the company's position as a leader in sustainable utility services. Marsh maintains a focus on long-term sustainability, driving the organization toward future-ready energy solutions that benefit both shareholders and the communities served.
    Drew Marsh

    Phillip May - President & Chief Executive Officer (Louisiana)

    Phillip May, the President & Chief Executive Officer (Louisiana) at Entergy, manages all utility operations within the Louisiana region. May executes localized strategies to enhance grid reliability and customer service standards for residential and industrial clients. Overseeing regional infrastructure projects, the President & Chief Executive Officer (Louisiana) ensures that power distribution remains resilient against environmental challenges. This role requires close coordination with state regulators and community stakeholders to support economic development initiatives. Phillip May drives operational efficiency by implementing advanced technologies that improve energy delivery across the state. By focusing on regional disaster recovery and grid hardening, May strengthens the local energy network. The President & Chief Executive Officer (Louisiana) maintains a commitment to community development, ensuring that the company's energy portfolio meets the specific needs of the Louisiana market while supporting broader corporate sustainability goals.
    Phillip May

    Yovanka Daniel - Vice President, Chief of Staff To Chief Executive Officer

    Yovanka Daniel, the Vice President, Chief of Staff To Chief Executive Officer at Entergy, facilitates the strategic alignment of executive priorities and corporate initiatives. Daniel directs the flow of information between the Chief Executive Officer and other leadership functions, ensuring that key decisions are executed efficiently. By managing the executive office, the Vice President, Chief of Staff To Chief Executive Officer coordinates cross-departmental projects that support the company's mission of sustainable energy delivery. This role involves preparing strategic briefings and monitoring the progress of major infrastructure and clean energy initiatives. Yovanka Daniel acts as a liaison between the Board and the executive team to ensure transparency and focus on long-term goals. Through the oversight of special projects, Daniel drives organizational agility and responsiveness to market changes. The Vice President, Chief of Staff To Chief Executive Officer ensures that the leadership team remains focused on the company's core objectives of grid reliability and community development.

    Eliecer Viamontes - Chairman, President and Chief Executive Officer, Entergy Texas

    Eliecer Viamontes, the Chairman, President and Chief Executive Officer, Entergy Texas at Entergy, leads all utility operations and strategic initiatives within the Texas market. Viamontes directs the expansion of grid infrastructure and the implementation of clean energy projects to serve the growing needs of the region. By overseeing regional customer service and distribution networks, the Chairman, President and Chief Executive Officer, Entergy Texas ensures that power delivery remains reliable for industrial and residential clients. This role involves engaging with local stakeholders and regulators to support community development and economic growth. Eliecer Viamontes monitors regional performance metrics to drive operational efficiency and disaster recovery readiness. Through the management of Texas-based operations, Viamontes supports the company's broader mission of sustainable energy delivery. The Chairman, President and Chief Executive Officer, Entergy Texas ensures that the regional strategy aligns with corporate goals, maintaining a focus on grid resilience and long-term energy sustainability.
    Eliecer Viamontes

    Kimberly Fontan - Executive Vice President & Chief Financial Officer

    Kimberly Fontan, the Executive Vice President & Chief Financial Officer at Entergy, manages the financial health and capital allocation strategies of the company. Fontan directs financial planning, reporting, and risk management to support the company's extensive energy portfolio. By overseeing investments in clean energy and infrastructure modernization, the Executive Vice President & Chief Financial Officer ensures that capital is deployed to maximize long-term sustainability and shareholder value. This role involves coordinating with the Board and other C-suite leaders to maintain a strong balance sheet. Kimberly Fontan monitors economic conditions and regulatory impacts to guide financial decision-making. Through rigorous fiscal oversight, Fontan supports the company's ability to fund disaster recovery and advanced technology initiatives. The Executive Vice President & Chief Financial Officer drives financial stability, ensuring that the organization possesses the resources required to deliver reliable power to residential, commercial, and industrial customers across the United States.
    Kimberly Fontan

    Joseph Kowalewski - Chief Operating Officer - Ens

    Joseph Kowalewski, the Chief Operating Officer - Ens at Entergy, manages the operational execution of energy services and infrastructure maintenance. Kowalewski directs the daily activities of field operations, ensuring that transmission and distribution networks remain reliable for all customers. By overseeing the deployment of resources, the Chief Operating Officer - Ens ensures that grid maintenance and modernization projects proceed according to schedule. This role involves coordinating with engineering and logistics teams to optimize the delivery of power across the service territory. Joseph Kowalewski monitors operational performance metrics to identify areas for improvement in efficiency and safety. Through the management of field personnel, Kowalewski ensures that the company maintains a high level of service quality. The Chief Operating Officer - Ens drives operational resilience by implementing robust disaster recovery protocols, supporting the company's mission to provide reliable energy to residential, commercial, and industrial customers.

    Kimberly Cook-Nelson - Executive Vice President & Chief Operating Officer

    Kimberly Cook-Nelson, the Executive Vice President & Chief Operating Officer at Entergy, oversees the operational performance of the company's diverse power generation assets. Cook-Nelson directs the management of nuclear and other generation resources, ensuring that facilities operate with maximum efficiency and safety. By coordinating with technical and engineering teams, the Executive Vice President & Chief Operating Officer ensures that the energy portfolio meets the reliability needs of the customer base. This role involves implementing advanced technologies to improve generation performance and environmental compliance. Kimberly Cook-Nelson monitors operational risks and develops strategies to mitigate potential disruptions in power supply. Through the oversight of generation operations, Cook-Nelson supports the company's commitment to sustainable energy delivery. The Executive Vice President & Chief Operating Officer drives operational excellence by fostering a culture of continuous improvement, ensuring that the company remains a leader in the energy sector through reliable and resilient power production.
    Kimberly Cook-Nelson

    Steve Krumrei - Chief Revenue Officer, Production & Technician

    Steve Krumrei, the Chief Revenue Officer, Production & Technician at Entergy, optimizes revenue streams through the management of power production assets and technical field operations. Krumrei directs the maintenance and performance of generation facilities to ensure maximum output and efficiency. By overseeing technical teams, the Chief Revenue Officer, Production & Technician guarantees that power plants operate within safety and regulatory standards. This leadership role involves analyzing production data to identify opportunities for cost reduction and revenue growth. Steve Krumrei coordinates with engineering departments to integrate new technologies into existing generation infrastructure. Through the management of technical personnel, Krumrei ensures that field operations support the company's broader mission of reliable energy delivery. The Chief Revenue Officer, Production & Technician drives financial performance by maintaining high availability of generation resources, directly impacting the company's ability to serve industrial and commercial customers across the national footprint.

    Chase Reed - Senior Production Technician & Chief Revenue Officer

    Chase Reed, the Senior Production Technician & Chief Revenue Officer at Entergy, focuses on the optimization of revenue through the enhancement of production workflows and technical field processes. Reed architects strategies to improve the efficiency of power generation, ensuring that technical operations align with financial targets. By supervising production technicians, the Senior Production Technician & Chief Revenue Officer maintains the integrity of generation assets. This role involves identifying bottlenecks in the energy production cycle and implementing solutions to increase output. Chase Reed collaborates with cross-functional teams to streamline maintenance schedules, reducing downtime and maximizing revenue potential. Through the application of advanced diagnostic tools, Reed ensures that generation facilities meet the rigorous demands of the energy market. The Senior Production Technician & Chief Revenue Officer drives operational excellence by fostering a culture of technical precision, ultimately supporting the company's commitment to reliable and sustainable power distribution.

    Kathryn Collins - Senior Vice President and Chief Human Resources Officer

    Kathryn Collins, the Senior Vice President and Chief Human Resources Officer at Entergy, leads the development and execution of human capital strategies across the organization. Collins architects talent acquisition, employee engagement, and leadership development programs to support the company's diverse energy workforce. By overseeing organizational culture, the Senior Vice President and Chief Human Resources Officer ensures that the company attracts and retains the expertise necessary for grid modernization and infrastructure projects. This role involves aligning workforce capabilities with the evolving needs of the energy industry. Kathryn Collins manages compensation and benefits structures to maintain competitiveness in the labor market. Through strategic workforce planning, Collins supports the company's operational goals, ensuring that teams are equipped to handle disaster recovery and advanced technology implementation. The Senior Vice President and Chief Human Resources Officer drives initiatives that promote safety, inclusion, and professional growth, directly contributing to the long-term sustainability of the enterprise.
    Kathryn Collins

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    Frequently Asked Questions Regarding Entergy Top Executives and Leadership Team

    Who leads Entergy?
    Entergy is led by Drew Marsh (Chairman of the Board & Chief Executive Officer), along with executives such as Phillip May (President & Chief Executive Officer (Louisiana)) and Yovanka Daniel (Vice President, Chief of Staff To Chief Executive Officer).
    Who is part of Entergy’s executive team?
    The executive team of Entergy includes leaders such as Drew Marsh (Chairman of the Board & Chief Executive Officer), Phillip May (President & Chief Executive Officer (Louisiana)), Yovanka Daniel (Vice President, Chief of Staff To Chief Executive Officer) and other senior executives.
    How many executives does Entergy have?
    Entergy has 10 executives leading key business areas.
    What roles are included in Entergy’s leadership team?
    The leadership team of Entergy includes roles such as Chairman of the Board & Chief Executive Officer, President & Chief Executive Officer (Louisiana), Vice President, Chief of Staff To Chief Executive Officer, Chairman, President and Chief Executive Officer, Entergy Texas, Executive Vice President & Chief Financial Officer.