Spark Foundry Executive and Leadership Team

July, 2026

Leadership Overview

Spark Foundry has 10 executives leading key functions including strategy, operations, and regional management.

Driven by innovation, Spark Foundry operates as a global media agency, dedicated to delivering cutting-edge marketing solutions and shaping market dynamics through data-driven insights and advanced technology.

Leadership Roles at Spark Foundry

  • Chief Executive Officer - Isabel Cerdeira
  • Group Chief Executive Officer - John Wanko
  • Chief Operating Officer - Shaukat Mahmud
  • President, Region (West) - Kathryn Dillon
  • President - Jaclyn Sinclair
  • President - Stephen Birnbaum
  • President, Account Management - Adam Vernick
  • President, Data Technology Analytics Insights - Peter Sedlarcik
  • President - Liam O'Neill
  • Chief of Staff - Megan Gavin
  • Isabel Cerdeira - Chief Executive Officer

    Isabel Cerdeira, the Chief Executive Officer at Spark Foundry, directs the overarching strategic vision and global operations. Overseeing all business units, Cerdeira ensures alignment with Publicis Groupe's objectives and drives the agency's expansion into new markets. This leadership role involves cultivating key client relationships and fostering an environment of innovation that underpins Spark Foundry's market position. By championing data-centric approaches, Isabel Cerdeira guides the development of proprietary technologies and analytics platforms that deliver measurable business outcomes for clients. The Chief Executive Officer's focus remains on enhancing agency performance and solidifying Spark Foundry's reputation as a leader in the media services industry.
    Isabel Cerdeira

    John Wanko - Group Chief Executive Officer

    John Wanko, the Group Chief Executive Officer at Spark Foundry, spearheads the strategic direction and operational framework across multiple regions. Wanko's mandate includes driving synergistic growth and ensuring consistent service delivery standards throughout the global network. This executive position involves close collaboration with divisional leaders to identify and capitalize on emerging market opportunities. By optimizing resource allocation and operational efficiencies, John Wanko enhances the agency's competitive edge. The Group Chief Executive Officer's efforts are critical in maintaining Spark Foundry's status as a premier media agency, focusing on sustainable expansion and robust financial performance.

    Shaukat Mahmud - Chief Operating Officer

    Shaukat Mahmud, the Chief Operating Officer at Spark Foundry, manages the day-to-day operational execution and internal infrastructure. Mahmud's responsibilities encompass optimizing workflows, enhancing operational efficiency, and ensuring seamless integration of new technologies across all departments. This critical role involves overseeing resource management and driving process improvements to support the agency's growth objectives. By focusing on operational excellence, Shaukat Mahmud ensures that Spark Foundry can effectively scale its services and meet the evolving demands of its global clientele. The Chief Operating Officer's strategic oversight is fundamental to maintaining the agency's agility and responsiveness in a dynamic market.

    Kathryn Dillon - President, Region (West)

    Kathryn Dillon, the President, Region (West) at Spark Foundry, directs all strategic and operational activities within the western territories. Dillon's leadership focuses on expanding market share, cultivating client relationships, and driving revenue growth across this key geographic area. This executive role involves overseeing regional teams, ensuring the delivery of innovative media solutions tailored to the western market's unique dynamics. By fostering strong local partnerships and adapting global strategies to regional needs, Kathryn Dillon strengthens Spark Foundry's presence and impact. The President, Region (West) is instrumental in achieving the agency's expansion goals and delivering exceptional client value.

    Jaclyn Sinclair - President

    Jaclyn Sinclair, the President at Spark Foundry, leads significant client portfolios and drives strategic growth initiatives. Sinclair's focus involves deepening client partnerships through the delivery of advanced media strategies and data-driven insights. This executive position requires a comprehensive understanding of market trends and client business objectives to ensure impactful campaign execution. By championing innovative approaches and fostering collaboration, Jaclyn Sinclair enhances the agency's value proposition. The President's leadership is crucial in achieving client success and expanding Spark Foundry's influence within the competitive media landscape.
    Jaclyn Sinclair

    Stephen Birnbaum - President

    Stephen Birnbaum, the President at Spark Foundry, oversees critical business functions and drives strategic development. Birnbaum's responsibilities include enhancing operational frameworks and fostering innovation across key departments. This leadership role involves guiding teams to deliver exceptional results and maintain Spark Foundry's competitive advantage. By focusing on strategic alignment and operational efficiency, Stephen Birnbaum ensures the agency effectively meets client needs and market demands. The President's contribution is vital in advancing the agency's mission and achieving sustained growth.

    Adam Vernick - President, Account Management

    Adam Vernick, the President, Account Management at Spark Foundry, directs the agency's client relationship and service delivery functions. Vernick's leadership ensures that client objectives are met with cutting-edge media strategies and data-driven insights. This role involves overseeing account teams, fostering strong client partnerships, and driving satisfaction and retention. By focusing on strategic client success, Adam Vernick plays a pivotal role in expanding Spark Foundry's business and reinforcing its reputation for excellence. The President, Account Management's dedication to client outcomes is fundamental to the agency's sustained growth and market leadership.

    Peter Sedlarcik - President, Data Technology Analytics Insights

    Peter Sedlarcik, the President, Data Technology Analytics Insights at Spark Foundry, leads the strategic development and implementation of data-driven solutions. Sedlarcik's expertise drives the agency's capabilities in leveraging advanced analytics and technology to unlock client growth. This executive position involves overseeing the integration of data platforms and ensuring the delivery of actionable insights that inform media strategies. By championing technological innovation, Peter Sedlarcik enhances Spark Foundry's competitive edge and client value proposition. The President, Data Technology Analytics Insights' focus is critical in shaping the future of data-informed marketing.
    Peter Sedlarcik

    Liam O'Neill - President

    Liam O'Neill, the President at Spark Foundry, drives strategic initiatives and operational excellence across key business areas. O'Neill's leadership focuses on enhancing agency performance and fostering a culture of innovation. This executive role involves guiding teams to deliver impactful media solutions and achieve client objectives. By ensuring robust operational frameworks and strategic alignment, Liam O'Neill contributes significantly to Spark Foundry's market position. The President's commitment to driving growth and client success is central to the agency's ongoing development.

    Megan Gavin - Chief of Staff

    Megan Gavin, the Chief of Staff at Spark Foundry, provides direct strategic support to the executive leadership team. Gavin's role involves facilitating cross-functional initiatives, managing key projects, and ensuring effective communication across all levels of the organization. This position requires a deep understanding of the agency's operations and strategic priorities to drive execution. By streamlining internal processes and coordinating efforts, Megan Gavin enhances the leadership's capacity to focus on high-level decision-making and client engagement. The Chief of Staff's contribution is vital in maintaining organizational alignment and accelerating the implementation of strategic objectives.

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    Frequently Asked Questions Regarding Spark Foundry Top Executives and Leadership Team

    Who leads Spark Foundry?
    Spark Foundry is led by Isabel Cerdeira (Chief Executive Officer), along with executives such as John Wanko (Group Chief Executive Officer) and Shaukat Mahmud (Chief Operating Officer).
    Who is part of Spark Foundry’s executive team?
    The executive team of Spark Foundry includes leaders such as Isabel Cerdeira (Chief Executive Officer), John Wanko (Group Chief Executive Officer), Shaukat Mahmud (Chief Operating Officer) and other senior executives.
    How many executives does Spark Foundry have?
    Spark Foundry has 10 executives leading key business areas.
    What roles are included in Spark Foundry’s leadership team?
    The leadership team of Spark Foundry includes roles such as Chief Executive Officer, Group Chief Executive Officer, Chief Operating Officer, President, Region (West), President.