AICPA & CIMA Executive and Leadership Team

June, 2026

Leadership Overview

AICPA & CIMA has 10 executives leading key functions including strategy, finance, and operations.

Driven by a commitment to professional development, AICPA & CIMA provides the essential tools, resources, and intelligence for professionals to navigate complexity, proactively manage risk, and seize emerging opportunities in the accounting sector.

Leadership Roles at AICPA & CIMA

  • Chief Executive Officer - Herbert Miller
  • President & Chief Executive Officer - Mark Koziel
  • Chief Financial Officer - Boma Osime
  • CPA and Lawyer - Experienced Chief Financial Officer - Boaz Zucker
  • Chief Financial Officer, Fractional (Contract & Seasonal) - Joseph Morkos
  • Corporate Chief Financial Officer - Dominique Amghar
  • Chief Financial Officer & Chief Compliance Officer - Jeffrey May
  • Chief Operating Officer - Scott Spiegel
  • Manager - Chief Operating Officer Operations - Jamie McNair
  • Strategic Alignment Chief of Staff - Natasha Schamberger
  • Herbert Miller - Chief Executive Officer

    Herbert Miller, the Chief Executive Officer at AICPA & CIMA, directs the overarching strategic vision and operational framework for the association. Miller's leadership ensures the organization effectively delivers critical tools, resources, and intelligence to accounting professionals globally. This involves fostering an environment that empowers members to clarify complexity, anticipate risks, and create new opportunities within the financial landscape. Miller's executive oversight extends to guiding the organization's response to evolving industry demands and market dynamics, ensuring sustained relevance and impact. The Chief Executive Officer's role is pivotal in shaping the association's long-term trajectory and its commitment to advancing the accounting profession through comprehensive support and advocacy. Herbert Miller's strategic direction solidifies the association's position as a vital resource for professionals worldwide.

    Mark Koziel - President & Chief Executive Officer

    Mark Koziel, the President & Chief Executive Officer at AICPA & CIMA, spearheads the strategic direction and operational execution of the association's global initiatives. Koziel's leadership focuses on enhancing the value proposition for members by providing advanced tools, critical resources, and insightful intelligence. This involves driving initiatives that enable professionals to effectively clarify complexity, anticipate potential risks, and capitalize on emerging opportunities within the accounting and finance sectors. The President & Chief Executive Officer's responsibilities include fostering collaboration across departments and with external stakeholders to advance the organization's mission. Mark Koziel's executive guidance ensures the association remains at the forefront of professional development and advocacy, supporting members across diverse markets and industries. This leadership role is central to the association's commitment to empowering its global membership.
    Mark Koziel

    Boma Osime - Chief Financial Officer

    Boma Osime, the Chief Financial Officer at AICPA & CIMA, manages the organization's financial health and strategic fiscal planning. Osime's oversight encompasses budgeting, financial reporting, and resource allocation to support the association's mission of providing essential tools and intelligence to accounting professionals. This role is critical in ensuring the financial sustainability required to deliver resources that help members clarify complexity, anticipate risk, and create opportunity. The Chief Financial Officer's responsibilities include developing financial strategies that align with the organization's growth objectives and operational needs. Boma Osime's financial acumen guides investment decisions and ensures compliance with all relevant financial regulations, thereby strengthening the association's overall operational capacity and market position. This executive function is key to maintaining the integrity and effectiveness of the association's services.
    Boma Osime

    Boaz Zucker - CPA and Lawyer - Experienced Chief Financial Officer

    Boaz Zucker, the CPA and Lawyer - Experienced Chief Financial Officer at AICPA & CIMA, provides expert financial leadership and legal counsel to guide the organization's fiscal strategies. Zucker's dual expertise ensures robust financial management, compliance, and risk mitigation, supporting the association's mission to equip professionals with essential tools and intelligence. This role is crucial for enabling members to clarify complexity, anticipate risks, and create opportunities within the accounting field. The CPA and Lawyer - Experienced Chief Financial Officer's responsibilities include overseeing financial operations, ensuring adherence to legal and regulatory frameworks, and advising on strategic financial decisions. Boaz Zucker's comprehensive understanding of both finance and law strengthens the association's governance and operational integrity, reinforcing its commitment to professional excellence and member support. This executive function is vital for navigating complex financial and legal landscapes.

    Joseph Morkos - Chief Financial Officer, Fractional (Contract & Seasonal)

    Joseph Morkos, the Chief Financial Officer, Fractional (Contract & Seasonal) at AICPA & CIMA, delivers specialized financial expertise to manage fluctuating fiscal demands and strategic projects. Morkos's role ensures that the association maintains agile financial operations, supporting the continuous provision of critical tools and resources for accounting professionals. This fractional leadership is key to helping members clarify complexity, anticipate risks, and create opportunities, especially during periods of high activity or specific project needs. The Chief Financial Officer, Fractional (Contract & Seasonal)'s responsibilities include providing targeted financial analysis, managing seasonal budget fluctuations, and supporting contract-specific financial planning. Joseph Morkos's flexible financial management capabilities enhance the association's operational resilience and its ability to adapt to evolving member requirements and market conditions.

    Dominique Amghar - Corporate Chief Financial Officer

    Dominique Amghar, the Corporate Chief Financial Officer at AICPA & CIMA, oversees the comprehensive financial strategy and management for the association's corporate operations. Amghar's leadership ensures sound fiscal stewardship, supporting the delivery of essential tools, resources, and intelligence to a global membership. This role is vital in empowering professionals to clarify complexity, anticipate risks, and create opportunities through reliable financial guidance and support. The Corporate Chief Financial Officer's responsibilities include managing corporate financial planning, investment strategies, and ensuring the financial integrity of the organization. Dominique Amghar's strategic financial oversight contributes significantly to the association's long-term stability and its capacity to innovate and expand its services to meet the evolving needs of the accounting profession.

    Jeffrey May - Chief Financial Officer & Chief Compliance Officer

    Jeffrey May, the Chief Financial Officer & Chief Compliance Officer at AICPA & CIMA, integrates financial management with rigorous compliance oversight to ensure operational integrity. May's dual role guarantees that the association's financial activities adhere to the highest standards of regulatory and ethical conduct, supporting the delivery of critical tools and resources. This executive function is essential for members seeking to clarify complexity, anticipate risks, and create opportunities with confidence in the association's guidance. The Chief Financial Officer & Chief Compliance Officer's responsibilities include managing financial reporting, developing compliance programs, and mitigating regulatory risks across all operations. Jeffrey May's comprehensive approach to financial and compliance leadership strengthens the association's credibility and its commitment to serving the accounting profession responsibly.

    Scott Spiegel - Chief Operating Officer

    Scott Spiegel, the Chief Operating Officer at AICPA & CIMA, directs the day-to-day operational activities and ensures the efficient delivery of services to members. Spiegel's focus is on optimizing internal processes and resource management to support the association's provision of vital tools, resources, and intelligence. This leadership ensures that accounting professionals have the necessary support to clarify complexity, anticipate risks, and create opportunities. The Chief Operating Officer's responsibilities include overseeing operational infrastructure, driving efficiency improvements, and managing cross-departmental collaboration to achieve strategic objectives. Scott Spiegel's operational expertise is fundamental to the seamless execution of the association's mission and its commitment to empowering its global membership through robust support systems. This executive role underpins the organization's capacity to serve its constituents effectively.

    Jamie McNair - Manager - Chief Operating Officer Operations

    Jamie McNair, the Manager - Chief Operating Officer Operations at AICPA & CIMA, supports the execution of operational strategies and ensures the smooth functioning of daily activities. McNair's role is integral to facilitating the delivery of essential tools and resources that empower accounting professionals to clarify complexity, anticipate risks, and create opportunities. This management position focuses on operational efficiency and process improvement within the Chief Operating Officer's domain. The Manager - Chief Operating Officer Operations' responsibilities include coordinating operational tasks, supporting project management, and ensuring alignment with the association's overall strategic objectives. Jamie McNair's dedication to operational excellence contributes significantly to the association's ability to provide consistent and high-quality support to its global membership.

    Natasha Schamberger - Strategic Alignment Chief of Staff

    Natasha Schamberger, the Strategic Alignment Chief of Staff at AICPA & CIMA, facilitates the integration of strategic initiatives across departments to ensure cohesive execution of the association's mission. Schamberger's role is pivotal in translating high-level objectives into actionable plans, supporting the delivery of vital tools and resources that help members clarify complexity, anticipate risks, and create opportunities. The Strategic Alignment Chief of Staff's responsibilities include coordinating cross-functional projects, managing executive communications, and ensuring that all operational efforts align with the organization's strategic priorities. Natasha Schamberger's focus on strategic alignment enhances the association's effectiveness and its ability to adapt to the dynamic needs of the accounting profession and its global membership.

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    Frequently Asked Questions Regarding AICPA & CIMA Top Executives and Leadership Team

    Who leads AICPA & CIMA?
    AICPA & CIMA is led by Herbert Miller (Chief Executive Officer), along with executives such as Mark Koziel (President & Chief Executive Officer) and Boma Osime (Chief Financial Officer).
    Who is part of AICPA & CIMA’s executive team?
    The executive team of AICPA & CIMA includes leaders such as Herbert Miller (Chief Executive Officer), Mark Koziel (President & Chief Executive Officer), Boma Osime (Chief Financial Officer) and other senior executives.
    How many executives does AICPA & CIMA have?
    AICPA & CIMA has 10 executives leading key business areas.
    What roles are included in AICPA & CIMA’s leadership team?
    The leadership team of AICPA & CIMA includes roles such as Chief Executive Officer, President & Chief Executive Officer, Chief Financial Officer, CPA and Lawyer - Experienced Chief Financial Officer, Chief Financial Officer, Fractional (Contract & Seasonal).