E Source Executive and Leadership Team

October, 2026

Leadership Overview

E Source has 7 executives leading key functions including strategy, financial operations, marketing, human capital, organizational leadership, solution services, and research advisory.

Focused on empowering the utility sector through data-driven insights, E Source delivers comprehensive consulting and research solutions to optimize grid performance and enhance customer engagement across North America.

Leadership Roles at E Source

  • Chief Executive Officer - Joe Eazor
  • Chief Financial Officer - Rebekah Cooksey
  • President - Jim Voelzke
  • President, Solution Services - Michael Bassignani
  • President, Research & Advisory - Filomena Gogel
  • Chief Marketing Officer - Katrina Klier
  • Chief People Officer - Marnie Urbach
  • Joe Eazor - Chief Executive Officer

    Joe Eazor, the Chief Executive Officer at E Source, directs the overarching corporate strategy and long-term vision for the organization. Eazor manages the integration of data science and consulting services to ensure utility clients across the United States and Canada achieve measurable operational improvements. By aligning internal resources with the evolving needs of the energy sector, the Chief Executive Officer drives sustainable growth and market expansion. Eazor maintains close collaboration with the Board to refine the company's mission of helping utilities make better data-driven decisions. This leadership role involves overseeing the execution of high-level business objectives that impact the bottom line and environmental sustainability. Through consistent focus on innovation and client success, Joe Eazor secures the company's position as a premier partner for utilities navigating complex grid transformations and customer-centric service models.
    Joe Eazor

    Rebekah Cooksey - Chief Financial Officer

    Rebekah Cooksey, the Chief Financial Officer at E Source, oversees all fiscal planning, financial reporting, and capital allocation strategies. Cooksey manages the financial health of the organization, ensuring resources support the delivery of research and data science solutions to over 350 utility partners. By analyzing market trends and internal performance metrics, the Chief Financial Officer optimizes budget distribution to fuel growth in key service areas. Rebekah Cooksey collaborates with executive leadership to assess the financial viability of new consulting initiatives and technology investments. This role involves maintaining rigorous compliance standards while driving efficiency across all departments. Through precise financial forecasting and risk management, Cooksey supports the company's ability to provide sustainable impact for utility clients. Ultimately, the Chief Financial Officer ensures the long-term stability and profitability of the firm while enabling the scaling of critical utility-focused services.
    Rebekah Cooksey

    Jim Voelzke - President

    Jim Voelzke, the President at E Source, directs the day-to-day operational execution and cross-functional alignment of the company's business units. Voelzke manages the implementation of strategic initiatives that bridge the gap between research insights and practical utility applications. By overseeing the coordination of various departments, the President ensures that service delivery remains consistent and high-quality for all utility partners. Jim Voelzke collaborates with the executive team to refine operational workflows and improve the efficiency of consulting engagements. This leadership role involves monitoring project performance and ensuring that client outcomes align with the company's commitment to sustainable impact. Through the management of internal resources and the streamlining of service delivery models, Voelzke supports the firm's ability to scale effectively. Ultimately, the President drives the operational success required to meet the complex demands of the modern utility landscape.

    Michael Bassignani - President, Solution Services

    Michael Bassignani, the President, Solution Services at E Source, directs the development and deployment of specialized technology and data science solutions for utility clients. Bassignani manages the teams responsible for creating tools that help utilities optimize grid performance and improve customer interactions. By overseeing the integration of advanced analytics into service offerings, the President, Solution Services ensures that clients receive actionable, data-driven insights. Michael Bassignani collaborates with research and consulting leaders to tailor solutions to the specific operational challenges faced by utilities across North America. This role involves managing the product lifecycle and ensuring that technology investments deliver measurable results for the bottom line. Through the continuous improvement of service delivery platforms, Bassignani drives innovation within the company's portfolio. Ultimately, the President, Solution Services secures the firm's position as a leader in utility-focused technology and data science applications.

    Filomena Gogel - President, Research & Advisory

    Filomena Gogel, the President, Research & Advisory at E Source, directs the production of industry-leading research and the delivery of strategic advisory services. Gogel manages the analysts and consultants who provide utilities with the intelligence needed to make informed decisions regarding grid modernization and customer engagement. By overseeing the development of comprehensive research reports and benchmarking studies, the President, Research & Advisory ensures that the company remains at the forefront of utility industry trends. Filomena Gogel collaborates with the broader leadership team to translate research findings into practical consulting engagements that drive client success. This role involves maintaining high standards for intellectual rigor and ensuring that advisory services address the most pressing challenges in the energy sector. Through the expansion of the research portfolio, Gogel supports the firm's mission of delivering sustainable impact and measurable results for utility partners.
    Filomena Gogel

    Katrina Klier - Chief Marketing Officer

    Katrina Klier, the Chief Marketing Officer at E Source, directs all brand positioning, demand generation, and market outreach initiatives. Klier manages the communication of the company's value proposition to utilities across North America, highlighting the intersection of research, technology, and consulting expertise. By architecting targeted campaigns, the Chief Marketing Officer increases awareness of data-driven solutions that help utilities optimize grid operations and customer service. Katrina Klier collaborates with product teams to ensure marketing narratives align with the specific needs of the utility sector. This leadership role involves analyzing market engagement data to refine outreach strategies and maximize lead conversion. Through the development of thought leadership content and industry partnerships, Klier strengthens the company's reputation as a trusted advisor. Ultimately, the Chief Marketing Officer drives market penetration and supports the firm's growth objectives by effectively articulating the tangible benefits of E Source services.

    Marnie Urbach - Chief People Officer

    Marnie Urbach, the Chief People Officer at E Source, directs all human capital strategies, talent acquisition, and organizational development initiatives. Urbach manages the cultivation of a high-performance culture that supports the company's mission of delivering expert consulting and data science solutions. By implementing robust training and retention programs, the Chief People Officer ensures the workforce possesses the specialized skills required to serve utility clients effectively. Marnie Urbach collaborates with other C-suite leaders to align staffing needs with the company's strategic growth goals. This role involves overseeing performance management systems and fostering an inclusive environment that attracts top-tier industry talent. Through the optimization of internal processes and employee engagement initiatives, Urbach drives operational excellence across the organization. Ultimately, the Chief People Officer secures the human infrastructure necessary for the firm to maintain its competitive edge in the utility consulting market.
    Marnie Urbach

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    Frequently Asked Questions Regarding E Source Top Executives and Leadership Team

    Who leads E Source?
    E Source is led by Joe Eazor (Chief Executive Officer), along with executives such as Rebekah Cooksey (Chief Financial Officer) and Jim Voelzke (President).
    Who is part of E Source’s executive team?
    The executive team of E Source includes leaders such as Joe Eazor (Chief Executive Officer), Rebekah Cooksey (Chief Financial Officer), Jim Voelzke (President) and other senior executives.
    How many executives does E Source have?
    E Source has 7 executives leading key business areas.
    What roles are included in E Source’s leadership team?
    The leadership team of E Source includes roles such as Chief Executive Officer, Chief Financial Officer, President, President, Solution Services, President, Research & Advisory.