Grant Thornton Executive and Leadership Team

September, 2026

Leadership Overview

Grant Thornton has 10 executives leading key functions including strategy, financial oversight, advisory services, and commercial growth.

Committed to delivering excellence in professional services, Grant Thornton empowers organizations through comprehensive audit, tax, and consulting solutions that drive sustainable business value and long-term market success.

Leadership Roles at Grant Thornton

  • Chief Executive Officer & Managing Partner - Ronald Almera
  • Chief Executive Officer, Grant Thornton Advisors LLC - Jim Peko
  • Chief Financial Officer - Ben Stark
  • Principal - Chief Financial Officer Advisory. Valuation and Modeling - Todd Patrick
  • Experienced Manager - Chief Financial Officer Advisory, Asset Management - Kal Mathieu
  • Manager, Chief Financial Officer Advisory Services - Elana Lavi
  • Senior Manager - Chief Financial Officer Advisory - Matthew Huggins
  • Manager - Chief Financial Officer Advisory - Jenna Feigenbaum
  • The People & Culture Community Chief of Staff - Katie Eckhart
  • Partner & Chief Marketing Officer & Advisory Commercial Leader - David Clarke
  • Ronald Almera - Chief Executive Officer & Managing Partner

    Ronald Almera, the Chief Executive Officer & Managing Partner at Grant Thornton, directs the overarching strategic vision and operational execution for the entire professional services organization. Overseeing the integration of audit, tax, and advisory functions, the Chief Executive Officer & Managing Partner ensures alignment with global quality standards and regulatory compliance. This leadership role involves cultivating high-performance teams to deliver complex business support services across diverse industries. By prioritizing client-centric innovation, Ronald Almera drives the firm toward sustainable growth and market leadership. The Chief Executive Officer & Managing Partner maintains rigorous oversight of the alternative practice structure, ensuring that Grant Thornton LLP and Grant Thornton Advisors LLC operate in perfect harmony. Through consistent focus on operational excellence, the firm achieves superior outcomes for clients while navigating the evolving landscape of professional services in the United States and beyond.
    Ronald Almera

    Jim Peko - Chief Executive Officer, Grant Thornton Advisors LLC

    Jim Peko, the Chief Executive Officer, Grant Thornton Advisors LLC at Grant Thornton, directs the strategic growth and service delivery of the firm's advisory and consulting arm. Overseeing the expansion of tax, business consulting, and advisory services, the Chief Executive Officer, Grant Thornton Advisors LLC ensures that the entity provides high-value solutions that meet the complex needs of modern organizations. This role involves managing the integration of specialized consulting teams to deliver comprehensive business support. Jim Peko monitors market trends to identify new service opportunities that align with the firm's commitment to professional excellence. By fostering a culture of innovation, the Chief Executive Officer, Grant Thornton Advisors LLC drives the development of new advisory methodologies. Through effective leadership, Peko ensures that the firm maintains its competitive edge while adhering to the highest ethical and regulatory standards in the professional services industry.
    Jim Peko

    Ben Stark - Chief Financial Officer

    Ben Stark, the Chief Financial Officer at Grant Thornton, manages the financial health and fiscal strategy of the organization. Overseeing capital allocation, budgeting, and financial reporting, the Chief Financial Officer ensures the firm maintains robust liquidity to support ongoing expansion. This role requires constant collaboration with the executive leadership team to optimize resource distribution across audit and advisory business units. Ben Stark monitors economic trends to mitigate risks and enhance profitability within the competitive professional services sector. By implementing advanced financial modeling and reporting systems, the Chief Financial Officer provides the transparency necessary for informed decision-making at the board level. The Chief Financial Officer maintains strict adherence to ethical obligations and regulatory requirements, safeguarding the financial integrity of the firm. Through disciplined fiscal management, Stark secures the resources required for the organization to deliver high-quality audit and consulting services to a broad client base.

    Todd Patrick - Principal - Chief Financial Officer Advisory. Valuation and Modeling

    Todd Patrick, the Principal - Chief Financial Officer Advisory. Valuation and Modeling at Grant Thornton, architects complex valuation frameworks and financial modeling solutions for enterprise clients. Overseeing the technical delivery of advisory services, the Principal - Chief Financial Officer Advisory. Valuation and Modeling ensures that clients receive precise data-driven insights for mergers, acquisitions, and capital restructuring. This role involves deep engagement with the consulting division to translate market volatility into actionable business strategies. Todd Patrick directs the development of proprietary modeling tools that enhance the accuracy of financial projections for organizations across various industries. By bridging the gap between raw data and strategic business outcomes, the Principal - Chief Financial Officer Advisory. Valuation and Modeling supports clients in achieving long-term financial stability. Through rigorous analysis and industry expertise, Patrick elevates the firm's reputation as a leader in sophisticated financial advisory and valuation services.

    Kal Mathieu - Experienced Manager - Chief Financial Officer Advisory, Asset Management

    Kal Mathieu, the Experienced Manager - Chief Financial Officer Advisory, Asset Management at Grant Thornton, directs specialized advisory initiatives tailored for the asset management sector. Overseeing the operational efficiency of client portfolios, the Experienced Manager - Chief Financial Officer Advisory, Asset Management implements strategies that optimize asset performance and regulatory compliance. This role involves close coordination with the broader advisory team to address the unique financial challenges faced by investment firms. Kal Mathieu designs customized reporting structures that provide clarity on complex asset classes and market risks. By leveraging deep industry knowledge, the Experienced Manager - Chief Financial Officer Advisory, Asset Management ensures that clients navigate market fluctuations with confidence. Through the application of rigorous analytical methods, Mathieu drives value creation for institutional clients. This leadership function remains essential to the firm's ability to provide high-impact consulting services within the highly regulated asset management landscape.

    Elana Lavi - Manager, Chief Financial Officer Advisory Services

    Elana Lavi, the Manager, Chief Financial Officer Advisory Services at Grant Thornton, executes strategic advisory projects focused on enhancing the operational capabilities of client finance departments. Overseeing the implementation of best-in-class financial processes, the Manager, Chief Financial Officer Advisory Services ensures that organizations achieve greater agility and reporting accuracy. This role involves working directly with client leadership to identify bottlenecks in financial workflows and deploying scalable solutions. Elana Lavi directs the integration of new technologies that streamline accounting and business support functions. By focusing on process optimization, the Manager, Chief Financial Officer Advisory Services helps clients reduce overhead and improve decision-making speed. Through consistent delivery of high-value consulting, Lavi strengthens the firm's position as a trusted partner for corporate finance transformation. This leadership role remains critical to the firm's mission of providing comprehensive business support services that adapt to the specific needs of modern enterprises.
    Elana Lavi

    Matthew Huggins - Senior Manager - Chief Financial Officer Advisory

    Matthew Huggins, the Senior Manager - Chief Financial Officer Advisory at Grant Thornton, leads large-scale advisory engagements aimed at improving the strategic performance of client finance functions. Overseeing the delivery of comprehensive business support, the Senior Manager - Chief Financial Officer Advisory ensures that clients align their financial operations with broader corporate objectives. This role involves managing cross-functional teams to address complex challenges in financial planning and analysis. Matthew Huggins directs the development of customized frameworks that enhance transparency and control for diverse organizations. By providing expert guidance on financial governance, the Senior Manager - Chief Financial Officer Advisory enables clients to navigate growth phases with increased confidence. Through the application of industry-leading practices, Huggins delivers measurable improvements in operational efficiency. This leadership position is vital to the firm's commitment to providing high-quality advisory services that address the evolving needs of the modern business environment.

    Jenna Feigenbaum - Manager - Chief Financial Officer Advisory

    Jenna Feigenbaum, the Manager - Chief Financial Officer Advisory at Grant Thornton, oversees the execution of targeted advisory projects designed to strengthen the financial infrastructure of client organizations. Focusing on the refinement of internal controls and reporting standards, the Manager - Chief Financial Officer Advisory ensures that clients maintain compliance while pursuing growth. This role involves collaborating with internal stakeholders to deploy efficient financial management systems that support long-term sustainability. Jenna Feigenbaum directs the analysis of financial data to uncover opportunities for cost reduction and performance improvement. By providing actionable insights, the Manager - Chief Financial Officer Advisory empowers clients to make informed strategic choices. Through meticulous attention to detail and a focus on client success, Feigenbaum contributes to the firm's reputation for excellence in business consulting. This leadership role remains essential to the firm's ability to provide tailored support that addresses the specific financial requirements of diverse industries.

    Katie Eckhart - The People & Culture Community Chief of Staff

    Katie Eckhart, the The People & Culture Community Chief of Staff at Grant Thornton, manages the operational rhythm and strategic initiatives of the firm's human capital division. Overseeing the alignment of talent management programs with the organization's broader business goals, the The People & Culture Community Chief of Staff ensures that the firm attracts and retains top-tier professionals. This role involves coordinating across departments to implement culture-building activities that support employee engagement and professional development. Katie Eckhart directs the execution of internal communication strategies that reinforce the firm's values and mission. By optimizing the internal processes that support the workforce, the The People & Culture Community Chief of Staff enables the firm to maintain a high-performance environment. Through dedicated focus on people-centric initiatives, Eckhart strengthens the organizational foundation required to deliver exceptional audit, tax, and advisory services to clients across the United States.

    David Clarke - Partner & Chief Marketing Officer & Advisory Commercial Leader

    David Clarke, the Partner & Chief Marketing Officer & Advisory Commercial Leader at Grant Thornton, directs the firm's brand strategy and commercial growth initiatives. Overseeing the development of marketing campaigns that highlight the firm's expertise in audit, tax, and advisory services, the Partner & Chief Marketing Officer & Advisory Commercial Leader ensures that the brand remains top-of-mind for organizations seeking professional support. This role involves leading the commercial strategy for the advisory division to drive revenue growth and market penetration. David Clarke coordinates with service line leaders to articulate the firm's value proposition to diverse industries. By leveraging data-driven marketing insights, the Partner & Chief Marketing Officer & Advisory Commercial Leader optimizes client acquisition efforts. Through strategic positioning and effective communication, Clarke enhances the firm's market presence. This leadership role is essential to the firm's ability to connect its comprehensive professional services with the organizations that require them most.

    Frequently Asked Questions Regarding Grant Thornton Top Executives and Leadership Team

    Who leads Grant Thornton?
    Grant Thornton is led by Ronald Almera (Chief Executive Officer & Managing Partner), along with executives such as Jim Peko (Chief Executive Officer, Grant Thornton Advisors LLC) and Ben Stark (Chief Financial Officer).
    Who is part of Grant Thornton’s executive team?
    The executive team of Grant Thornton includes leaders such as Ronald Almera (Chief Executive Officer & Managing Partner), Jim Peko (Chief Executive Officer, Grant Thornton Advisors LLC), Ben Stark (Chief Financial Officer) and other senior executives.
    How many executives does Grant Thornton have?
    Grant Thornton has 10 executives leading key business areas.
    What roles are included in Grant Thornton’s leadership team?
    The leadership team of Grant Thornton includes roles such as Chief Executive Officer & Managing Partner, Chief Executive Officer, Grant Thornton Advisors LLC, Chief Financial Officer, Principal - Chief Financial Officer Advisory. Valuation and Modeling, Experienced Manager - Chief Financial Officer Advisory, Asset Management.