Constellation Executive and Leadership Team

September, 2026

Leadership Overview

Constellation has 10 executives leading key functions including strategy, operations, technology, marketing, and public advocacy.

Committed to a sustainable energy future, Constellation delivers reliable, emissions-free power solutions while driving innovation across the United States energy market through its extensive portfolio of nuclear, wind, and solar assets.

Leadership Roles at Constellation

  • Chairman, President & Chief Executive Officer - Joseph Dominguez
  • Chief of Staff To Chief Financial Officer - Mary Bender
  • Chief Operating Officer - Marri Marchionda-Palmer
  • Chief of Staff - Chelsea Goldinger
  • Chief Technology Officer - Sarah Naqvi
  • Chief Information Officer - Jay Cavalcanto
  • Engineering Analyst & Group Chief Marketing Officer - Luke Juby
  • Chief Marketing Officer, Quad Cities Station - Ryan Decker
  • Strategy, Corporate Affairs & Public Advocacy Chief of Staff - Abigail Kroll
  • Chief Marketing Officer & IC & Aov & Mov Specialist - Ryan Talty
  • Joseph Dominguez - Chairman, President & Chief Executive Officer

    Joseph Dominguez, the Chairman, President & Chief Executive Officer at Constellation, directs the overarching strategic vision for the largest producer of carbon-free energy in the United States. By overseeing the integration of nuclear, wind, and solar assets, the Chairman, President & Chief Executive Officer ensures the company maintains operational excellence while meeting the evolving needs of residential and industrial customers. This leadership role involves constant engagement with the Board to align long-term growth with national sustainability goals. Joseph Dominguez manages the complex balance between grid reliability and the transition to clean energy sources. Through rigorous oversight of the entire corporate portfolio, the Chairman, President & Chief Executive Officer secures the financial and operational health of the organization. By prioritizing innovation and resilience, the executive drives the company toward a cleaner energy future while delivering consistent value to stakeholders across the entire North American market.
    Joseph Dominguez

    Mary Bender - Chief of Staff To Chief Financial Officer

    Mary Bender, the Chief of Staff To Chief Financial Officer at Constellation, manages the financial planning and reporting workflows that support the company's capital allocation strategies. By coordinating the activities of the finance department, the Chief of Staff To Chief Financial Officer ensures that fiscal objectives align with the company's long-term investment in clean energy assets. This role involves preparing financial analyses that inform the Board and executive leadership about the economic impact of various energy projects. Mary Bender facilitates communication between the finance team and other operational units to ensure budgetary discipline. By streamlining the financial review process, the Chief of Staff To Chief Financial Officer enhances the accuracy and timeliness of corporate reporting. The executive monitors market trends to identify potential financial risks and opportunities. Through meticulous oversight of financial operations, Mary Bender supports the company's ability to maintain a strong balance sheet while pursuing its mission of sustainable growth.

    Marri Marchionda-Palmer - Chief Operating Officer

    Marri Marchionda-Palmer, the Chief Operating Officer at Constellation, manages the daily performance of the company's vast portfolio of energy generation assets. By overseeing the maintenance and output of nuclear, wind, and solar facilities, the Chief Operating Officer ensures consistent delivery of power to residential and industrial sectors. This role involves optimizing supply chain logistics and field operations to maximize efficiency across the United States. Marri Marchionda-Palmer coordinates with regional managers to maintain grid stability and operational resilience. By enforcing strict safety protocols and performance metrics, the Chief Operating Officer drives continuous improvement in generation reliability. The executive monitors operational data to identify opportunities for cost reduction and process enhancement. Through the effective management of physical assets and human capital, the Chief Operating Officer supports the company's mission to provide sustainable energy solutions while maintaining the highest standards of operational excellence in the competitive energy market.
    Marri Marchionda-Palmer

    Chelsea Goldinger - Chief of Staff

    Chelsea Goldinger, the Chief of Staff at Constellation, coordinates executive workflows and facilitates communication across the senior leadership team. By managing high-priority initiatives, the Chief of Staff ensures that corporate objectives align with the broader mission of providing clean, reliable energy solutions. This role involves synthesizing complex data from various departments to support informed decision-making at the highest levels of the organization. Chelsea Goldinger optimizes internal processes to enhance organizational agility and responsiveness to market shifts. By streamlining interactions between the executive office and operational units, the Chief of Staff fosters a culture of accountability and efficiency. The executive monitors progress on key sustainability projects, ensuring that the company remains at the forefront of the energy transition. Through meticulous planning and cross-functional collaboration, the Chief of Staff maintains the operational tempo required to support the company's expansive portfolio of emissions-free energy assets across the United States.

    Sarah Naqvi - Chief Technology Officer

    Sarah Naqvi, the Chief Technology Officer at Constellation, architects the technical roadmap for the company's diverse fleet of nuclear, hydroelectric, and renewable energy facilities. By implementing advanced monitoring systems, the Chief Technology Officer enhances the reliability and performance of emissions-free generation assets. This role involves evaluating emerging energy technologies to maintain a competitive edge in the rapidly evolving power sector. Sarah Naqvi leads the research and development efforts focused on grid modernization and energy storage solutions. By integrating cutting-edge engineering practices, the Chief Technology Officer drives operational improvements that support the company's commitment to sustainability. The executive collaborates with engineering teams to ensure that all infrastructure meets the highest standards of safety and efficiency. Through the deployment of innovative technical strategies, Sarah Naqvi strengthens the company's position as a leader in the transition to a cleaner, more resilient energy future for customers throughout the United States.
    Sarah Naqvi

    Jay Cavalcanto - Chief Information Officer

    Jay Cavalcanto, the Chief Information Officer at Constellation, directs the digital infrastructure and cybersecurity frameworks that protect the company's critical energy systems. By overseeing the implementation of enterprise-wide software solutions, the Chief Information Officer ensures that data flows seamlessly between generation facilities and customer service platforms. This role involves managing the digital transformation of energy management tools to improve user experience for commercial and public sector clients. Jay Cavalcanto secures the company's information assets against evolving cyber threats, maintaining the integrity of the power grid. By leveraging data analytics, the Chief Information Officer provides actionable insights that support strategic decision-making across the organization. The executive leads the IT department in developing scalable platforms that accommodate the company's growth in renewable energy. Through the deployment of robust information systems, Jay Cavalcanto enables the company to maintain its commitment to reliability and innovation in the digital age.
    Jay Cavalcanto

    Luke Juby - Engineering Analyst & Group Chief Marketing Officer

    Luke Juby, the Engineering Analyst & Group Chief Marketing Officer at Constellation, bridges the gap between technical generation capabilities and market-facing brand strategies. By analyzing the performance of energy assets, the Engineering Analyst & Group Chief Marketing Officer develops data-driven campaigns that highlight the company's commitment to emissions-free power. This role involves translating complex engineering data into compelling value propositions for industrial and commercial customers. Luke Juby manages the marketing initiatives that promote the company's sustainable energy solutions across the United States. By aligning technical insights with market demand, the Engineering Analyst & Group Chief Marketing Officer drives customer acquisition and retention. The executive collaborates with sales teams to ensure that the company's messaging accurately reflects its operational strengths. Through the integration of analytical rigor and creative marketing, Luke Juby strengthens the brand's reputation as a leader in the transition to a cleaner, more sustainable energy future.

    Ryan Decker - Chief Marketing Officer, Quad Cities Station

    Ryan Decker, the Chief Marketing Officer, Quad Cities Station at Constellation, focuses on the regional promotion and community engagement strategies for the company's nuclear generation assets. By highlighting the reliability and environmental benefits of the Quad Cities facility, the Chief Marketing Officer, Quad Cities Station builds strong relationships with local stakeholders and public sector partners. This role involves crafting communication strategies that emphasize the importance of emissions-free energy in the regional power mix. Ryan Decker manages outreach programs that educate the public on the role of nuclear power in achieving sustainability goals. By tailoring marketing efforts to the specific needs of the regional market, the Chief Marketing Officer, Quad Cities Station drives awareness and support for the company's operational footprint. The executive ensures that the facility's contributions to grid stability are clearly communicated to customers. Through targeted regional engagement, Ryan Decker reinforces the company's commitment to community-focused energy solutions.

    Abigail Kroll - Strategy, Corporate Affairs & Public Advocacy Chief of Staff

    Abigail Kroll, the Strategy, Corporate Affairs & Public Advocacy Chief of Staff at Constellation, coordinates the company's engagement with policymakers and regulatory bodies to advance clean energy initiatives. By managing the flow of information between corporate strategy and public advocacy teams, the Strategy, Corporate Affairs & Public Advocacy Chief of Staff ensures that the company's voice is heard in national energy policy discussions. This role involves developing advocacy campaigns that promote the benefits of emissions-free energy to public sector customers. Abigail Kroll aligns corporate affairs activities with the company's broader mission of sustainability and grid resilience. By facilitating cross-departmental collaboration, the Strategy, Corporate Affairs & Public Advocacy Chief of Staff strengthens the company's influence in the regulatory landscape. The executive monitors legislative developments to anticipate shifts in the energy market. Through strategic advocacy and corporate communication, Abigail Kroll supports the company's efforts to shape a cleaner energy future for the United States.

    Ryan Talty - Chief Marketing Officer & IC & Aov & Mov Specialist

    Ryan Talty, the Chief Marketing Officer & IC & Aov & Mov Specialist at Constellation, manages the specialized marketing strategies for the company's industrial control and valve systems. By focusing on the technical aspects of energy infrastructure, the Chief Marketing Officer & IC & Aov & Mov Specialist develops targeted outreach for commercial clients requiring high-reliability energy solutions. This role involves translating the technical specifications of control systems into clear benefits for industrial customers. Ryan Talty leads the marketing efforts that highlight the company's expertise in maintaining complex energy infrastructure. By integrating technical knowledge with market-facing strategies, the Chief Marketing Officer & IC & Aov & Mov Specialist drives demand for specialized energy services. The executive collaborates with engineering teams to ensure that marketing materials accurately represent the company's technical capabilities. Through the application of specialized knowledge, Ryan Talty supports the company's mission to provide reliable and efficient energy solutions to the industrial sector.
    Ryan Talty

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    Frequently Asked Questions Regarding Constellation Top Executives and Leadership Team

    Who leads Constellation?
    Constellation is led by Joseph Dominguez (Chairman, President & Chief Executive Officer), along with executives such as Mary Bender (Chief of Staff To Chief Financial Officer) and Marri Marchionda-Palmer (Chief Operating Officer).
    Who is part of Constellation’s executive team?
    The executive team of Constellation includes leaders such as Joseph Dominguez (Chairman, President & Chief Executive Officer), Mary Bender (Chief of Staff To Chief Financial Officer), Marri Marchionda-Palmer (Chief Operating Officer) and other senior executives.
    How many executives does Constellation have?
    Constellation has 10 executives leading key business areas.
    What roles are included in Constellation’s leadership team?
    The leadership team of Constellation includes roles such as Chairman, President & Chief Executive Officer, Chief of Staff To Chief Financial Officer, Chief Operating Officer, Chief of Staff, Chief Technology Officer.