Santee Cooper Executive and Leadership Team

July, 2026

Leadership Overview

Santee Cooper has 5 executives leading key functions including strategy, operations, finance, technology, and nuclear energy.

Driven by a commitment to public service and infrastructure development, Santee Cooper fulfills its mission to provide reliable energy and water resources, shaping the economic and environmental landscape of South Carolina since its New Deal origins.

Leadership Roles at Santee Cooper

  • President & Chief Executive Officer - Jimmy Staton
  • Deputy Chief Executive Officer & Chief Operating Officer - Michael Finissi
  • Senior Vice President & Chief Financial Officer - Jeffrey Armfield
  • Senior Director, Innovation & Chief Information Officer - Dom Maddalone
  • Senior VP, Nuclear Energy - Michael Crosby
  • Jimmy Staton - President & Chief Executive Officer

    Jimmy Staton, the President & Chief Executive Officer at Santee Cooper, directs the overall strategic vision and operational execution for the state-owned utility. Staton guides the organization's long-term planning, ensuring alignment with its foundational mission of providing essential energy and water services across South Carolina. This leadership role involves overseeing all major business units and fostering a culture of efficiency and public accountability. By driving strategic initiatives, Jimmy Staton ensures Santee Cooper maintains its critical role in regional development and resource management, building upon its legacy of infrastructure creation and rural electrification. The President & Chief Executive Officer's purview encompasses stakeholder relations and the effective deployment of capital to meet evolving energy demands and environmental standards.

    Michael Finissi - Deputy Chief Executive Officer & Chief Operating Officer

    Michael Finissi, the Deputy Chief Executive Officer & Chief Operating Officer at Santee Cooper, executes the day-to-day operational strategies that underpin the utility's service delivery. Finissi manages the complex network of power generation, transmission, and distribution systems, ensuring reliability and efficiency across all operations. This critical position involves optimizing resource allocation and overseeing the maintenance of Santee Cooper's extensive infrastructure, including its hydroelectric dams and power plants. By focusing on operational excellence, Michael Finissi directly supports the company's mandate to provide consistent energy and water services. The Deputy Chief Executive Officer & Chief Operating Officer's responsibilities extend to enhancing operational safety protocols and driving process improvements that contribute to the utility's overall effectiveness and sustainability.

    Jeffrey Armfield - Senior Vice President & Chief Financial Officer

    Jeffrey Armfield, the Senior Vice President & Chief Financial Officer at Santee Cooper, manages the comprehensive financial health and strategic fiscal planning for the utility. Armfield oversees all aspects of financial operations, including budgeting, accounting, treasury, and capital management, ensuring robust financial stewardship. This executive function is vital for supporting Santee Cooper's infrastructure investments and operational expenditures, particularly in relation to its historical role in public works projects. By directing financial strategy, Jeffrey Armfield ensures the organization meets its fiscal obligations and maintains the capacity for future development and service enhancement. The Senior Vice President & Chief Financial Officer's role involves securing funding, managing financial risks, and providing critical financial insights to guide executive decision-making.

    Dom Maddalone - Senior Director, Innovation & Chief Information Officer

    Dom Maddalone, the Senior Director, Innovation & Chief Information Officer at Santee Cooper, spearheads the integration of technology and innovative solutions across the utility's operations. Maddalone directs the development and implementation of IT strategies, ensuring robust cybersecurity measures and efficient data management systems are in place. This leadership position is crucial for modernizing Santee Cooper's technological infrastructure, supporting its mission to provide reliable energy and water services through advanced capabilities. By championing innovation, Dom Maddalone drives the adoption of new technologies that enhance operational efficiency and service delivery. The Senior Director, Innovation & Chief Information Officer's focus includes leveraging digital transformation to improve customer engagement and streamline internal processes.

    Michael Crosby - Senior VP, Nuclear Energy

    Michael Crosby, the Senior VP, Nuclear Energy at Santee Cooper, leads the strategic oversight and operational management of the utility's nuclear power generation facilities. Crosby ensures the highest standards of safety, security, and regulatory compliance are maintained within the nuclear energy division. This specialized role is fundamental to Santee Cooper's diverse energy portfolio, contributing a significant baseload power source. By directing nuclear operations, Michael Crosby safeguards the integrity of these critical assets and ensures their reliable contribution to the regional energy supply. The Senior VP, Nuclear Energy's responsibilities include managing complex technical operations, fostering a strong safety culture, and overseeing long-term planning for nuclear asset performance and lifecycle management.

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    Frequently Asked Questions Regarding Santee Cooper Top Executives and Leadership Team

    Who leads Santee Cooper?
    Santee Cooper is led by Jimmy Staton (President & Chief Executive Officer), along with executives such as Michael Finissi (Deputy Chief Executive Officer & Chief Operating Officer) and Jeffrey Armfield (Senior Vice President & Chief Financial Officer).
    Who is part of Santee Cooper’s executive team?
    The executive team of Santee Cooper includes leaders such as Jimmy Staton (President & Chief Executive Officer), Michael Finissi (Deputy Chief Executive Officer & Chief Operating Officer), Jeffrey Armfield (Senior Vice President & Chief Financial Officer) and other senior executives.
    How many executives does Santee Cooper have?
    Santee Cooper has 5 executives leading key business areas.
    What roles are included in Santee Cooper’s leadership team?
    The leadership team of Santee Cooper includes roles such as President & Chief Executive Officer, Deputy Chief Executive Officer & Chief Operating Officer, Senior Vice President & Chief Financial Officer, Senior Director, Innovation & Chief Information Officer, Senior VP, Nuclear Energy.