Quarles & Brady Executive and Leadership Team

September, 2026

Leadership Overview

Quarles & Brady has 4 executives leading key functions including financial strategy, operational efficiency, human capital management, and corporate leadership.

Committed to excellence in multidisciplinary legal services, Quarles & Brady delivers comprehensive solutions across automotive, banking, and health sectors while maintaining a legacy of professional integrity since 1892.

Leadership Roles at Quarles & Brady

  • Chief Financial Officer - Karen Mazin
  • Chief Operating Officer - David Fleisher
  • President - Bradley Vynalek
  • Chief Human Resources Officer - Mary Arnberg
  • Karen Mazin - Chief Financial Officer

    Karen Mazin, the Chief Financial Officer at Quarles & Brady, directs all fiscal planning and capital allocation strategies. Overseeing the financial health of this multidisciplinary legal services provider, the Chief Financial Officer ensures robust revenue management across automotive, banking, and data privacy practice groups. Mazin manages complex budgetary requirements while optimizing resource distribution to support long-term firm stability. By analyzing market trends within the legal industry, the Chief Financial Officer identifies growth opportunities that align with the broader corporate mission. This leadership role involves close collaboration with the Board to maintain fiscal transparency and regulatory compliance. Karen Mazin monitors cash flow and investment performance to sustain the firm's competitive position in the United States market. Through rigorous financial oversight, the Chief Financial Officer secures the necessary capital to fund technological advancements and talent acquisition, ultimately driving the firm toward sustained profitability and operational excellence.

    David Fleisher - Chief Operating Officer

    David Fleisher, the Chief Operating Officer at Quarles & Brady, architects the internal processes and administrative frameworks that support high-level legal service delivery. Overseeing the daily operations of the firm, the Chief Operating Officer streamlines workflows across diverse practice areas including estate planning and health law. Fleisher manages the integration of advanced legal technologies to enhance efficiency and client service quality. By coordinating cross-departmental initiatives, the Chief Operating Officer ensures that the firm maintains high standards of productivity and professional output. This leadership role involves managing infrastructure requirements and operational logistics to support the firm's expansive reach across the United States. David Fleisher evaluates performance metrics to refine service delivery models and improve overall firm agility. Through strategic operational planning, the Chief Operating Officer mitigates risks and optimizes the utilization of firm resources, ensuring that the organization remains a premier provider of multidisciplinary legal services in a competitive landscape.

    Bradley Vynalek - President

    Bradley Vynalek, the President at Quarles & Brady, drives the overarching corporate strategy and long-term vision for the firm. Overseeing the executive leadership team, the President ensures alignment between the firm's multidisciplinary legal services and the shifting demands of the automotive, banking, and health industries. Vynalek represents the firm in high-level stakeholder engagements and fosters strategic partnerships that expand the organization's market influence. By setting the tone for professional excellence and ethical practice, the President guides the firm through complex legal landscapes and competitive challenges. This leadership role involves evaluating new business opportunities and overseeing the execution of firm-wide initiatives that promote growth and innovation. Bradley Vynalek monitors the firm's performance against industry benchmarks to maintain a leading position in the United States legal market. Through decisive leadership, the President ensures that the firm continues to provide high-value legal solutions while upholding the standards established since 1892.

    Mary Arnberg - Chief Human Resources Officer

    Mary Arnberg, the Chief Human Resources Officer at Quarles & Brady, directs talent acquisition, professional development, and organizational culture initiatives. Overseeing the recruitment of top-tier legal professionals, the Chief Human Resources Officer ensures the firm attracts experts capable of navigating complex automotive and data privacy regulations. Arnberg designs comprehensive training programs that foster continuous learning and career progression for all staff members. By implementing performance management systems, the Chief Human Resources Officer aligns individual contributions with the firm's overarching strategic goals. This leadership role involves cultivating an inclusive environment that promotes retention and high employee engagement across the firm's regional operations. Mary Arnberg manages compensation structures and benefits packages to remain competitive within the legal services market. Through proactive human capital management, the Chief Human Resources Officer strengthens the firm's internal capabilities, ensuring that the workforce remains equipped to address the evolving needs of clients in the banking and health sectors.

    Frequently Asked Questions Regarding Quarles & Brady Top Executives and Leadership Team

    Who leads Quarles & Brady?
    Quarles & Brady is led by Karen Mazin (Chief Financial Officer), along with executives such as David Fleisher (Chief Operating Officer) and Bradley Vynalek (President).
    Who is part of Quarles & Brady’s executive team?
    The executive team of Quarles & Brady includes leaders such as Karen Mazin (Chief Financial Officer), David Fleisher (Chief Operating Officer), Bradley Vynalek (President) and other senior executives.
    How many executives does Quarles & Brady have?
    Quarles & Brady has 4 executives leading key business areas.
    What roles are included in Quarles & Brady’s leadership team?
    The leadership team of Quarles & Brady includes roles such as Chief Financial Officer, Chief Operating Officer, President, Chief Human Resources Officer.