Avangrid Executive and Leadership Team

June, 2026

Leadership Overview

Avangrid has 6 executives leading key functions including information technology, finance, human resources, power generation, network operations, and regional utility management.

Driven by innovation, Avangrid is dedicated to meeting the nation's energy demands through strategic grid expansion and advanced generation projects, solidifying its position as a leader in sustainable energy solutions.

Leadership Roles at Avangrid

  • President & Chief Executive Officer, Avangrid Power - Saygin Oytan
  • Chief Financial Officer & Controller - Justin Lagasse
  • Chief Operating Officer, Networks - Giancarlo De souza
  • President & Chief Operating Officer, Berkshire Gas Company - Charlotte Ancel
  • Chief Information Officer - Sergio Merchan
  • Senior Executive Assistant Office of the Chief Human Resources Officer and Senior Vice President Communications - Bernadette Dorso
  • Saygin Oytan - President & Chief Executive Officer, Avangrid Power

    Saygin Oytan, the President & Chief Executive Officer, Avangrid Power at Avangrid, directs the strategic vision and operational execution for the company's power generation business. Oytan oversees the management of over 75 energy generation facilities across the United States, driving the production of more than 10.5 GW of power. This executive leadership focuses on expanding energy generation capacity and optimizing the performance of existing assets to meet nationwide demand. By championing innovation in renewable energy technologies, Saygin Oytan ensures Avangrid Power remains at the forefront of sustainable energy solutions. The President & Chief Executive Officer's mandate includes maximizing energy output and driving growth in the power sector, directly contributing to Avangrid's mission.
    Saygin Oytan

    Justin Lagasse - Chief Financial Officer & Controller

    Justin Lagasse, the Chief Financial Officer & Controller at Avangrid, manages the company's financial health and reporting integrity. Lagasse oversees all financial planning, budgeting, accounting operations, and capital allocation strategies, directly supporting Avangrid's significant investments in grid infrastructure and energy generation. This executive function ensures compliance with financial regulations and drives fiscal responsibility across the organization. By optimizing financial processes and managing risk, Justin Lagasse provides critical insights that guide strategic decision-making and sustain the company's growth trajectory. The Chief Financial Officer & Controller's responsibilities extend to managing investor relations and ensuring the financial stability required for nationwide energy service delivery.
    Justin Lagasse

    Giancarlo De souza - Chief Operating Officer, Networks

    Giancarlo De souza, the Chief Operating Officer, Networks at Avangrid, leads the company's electric and natural gas utility operations. De souza directs the management of eight utilities serving over 3.3 million customers across New York and New England, ensuring reliable energy delivery and service excellence. This operational leadership focuses on expanding grid infrastructure and enhancing the efficiency of energy distribution networks. By implementing advanced operational strategies, Giancarlo De souza supports Avangrid's commitment to meeting growing energy demands and investing in modern utility systems. The Chief Operating Officer's responsibilities are central to maintaining customer satisfaction and operational integrity within the networks business.

    Charlotte Ancel - President & Chief Operating Officer, Berkshire Gas Company

    Charlotte Ancel, the President & Chief Operating Officer, Berkshire Gas Company at Avangrid, spearheads the operations and strategic direction for this key utility. Ancel oversees the delivery of natural gas services to customers, focusing on safety, reliability, and operational efficiency within the Berkshire Gas service territory. This leadership role involves managing infrastructure investments and ensuring compliance with regulatory standards to support community energy needs. By driving operational excellence, Charlotte Ancel contributes significantly to Avangrid's mission of providing essential energy services. The President & Chief Operating Officer's focus on customer service and operational integrity reinforces Avangrid's commitment to its service areas.
    Charlotte Ancel

    Sergio Merchan - Chief Information Officer

    Sergio Merchan, the Chief Information Officer at Avangrid, directs the company's technology strategy and digital transformation initiatives. Merchan oversees the development and implementation of IT infrastructure, ensuring robust cybersecurity measures and efficient data management across all Avangrid operations. This leadership role involves aligning technology investments with business objectives to enhance operational efficiency and support the company's expansion in grid infrastructure and energy generation projects. By driving innovation in digital platforms, Sergio Merchan ensures Avangrid maintains a competitive edge in the energy sector. The Chief Information Officer's purview includes managing enterprise-wide software solutions and fostering a culture of technological advancement to meet evolving energy demands nationwide.

    Bernadette Dorso - Senior Executive Assistant Office of the Chief Human Resources Officer and Senior Vice President Communications

    Bernadette Dorso, the Senior Executive Assistant Office of the Chief Human Resources Officer and Senior Vice President Communications at Avangrid, provides essential administrative and strategic support. Dorso facilitates the seamless operation of the Human Resources and Communications departments, ensuring effective employee engagement and clear corporate messaging. This critical support role involves coordinating executive schedules, managing key communications initiatives, and assisting in the implementation of HR policies that foster a positive work environment. By streamlining executive functions, Bernadette Dorso enables the Chief Human Resources Officer and Senior Vice President Communications to focus on strategic talent management and impactful public relations. The Senior Executive Assistant's contributions are vital to maintaining Avangrid's reputation as a leading corporate citizen.

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    Frequently Asked Questions Regarding Avangrid Top Executives and Leadership Team

    Who leads Avangrid?
    Avangrid is led by Saygin Oytan (President & Chief Executive Officer, Avangrid Power), along with executives such as Justin Lagasse (Chief Financial Officer & Controller) and Giancarlo De souza (Chief Operating Officer, Networks).
    Who is part of Avangrid’s executive team?
    The executive team of Avangrid includes leaders such as Saygin Oytan (President & Chief Executive Officer, Avangrid Power), Justin Lagasse (Chief Financial Officer & Controller), Giancarlo De souza (Chief Operating Officer, Networks) and other senior executives.
    How many executives does Avangrid have?
    Avangrid has 6 executives leading key business areas.
    What roles are included in Avangrid’s leadership team?
    The leadership team of Avangrid includes roles such as President & Chief Executive Officer, Avangrid Power, Chief Financial Officer & Controller, Chief Operating Officer, Networks, President & Chief Operating Officer, Berkshire Gas Company, Chief Information Officer.