AICPA & CIMA Executive and Leadership Team

May, 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 essential tools, resources, and intelligence to navigate complexity, mitigate risk, and unlock opportunities within the accounting profession.

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 & Chief Compliance Officer - Jeffrey May
  • Corporate Chief Financial Officer - Dominique Amghar
  • Chief Financial Officer, Fractional (Contract & Seasonal) - Joseph Morkos
  • 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 strategy and operational execution for the organization. Miller's leadership focuses on advancing the association's mission to provide critical tools, resources, and intelligence that empower professionals to clarify complexity, anticipate risk, and create opportunity. This executive role involves shaping the organization's long-term vision and ensuring alignment with market demands and member needs. Miller drives initiatives that enhance the value proposition for accounting professionals globally. The Chief Executive Officer's responsibilities include fostering innovation within the organization and guiding its expansion into new areas of professional development. By setting strategic priorities, Herbert Miller ensures the association remains at the forefront of the accounting industry, supporting its members' success and the integrity of the profession.

    Mark Koziel - President & Chief Executive Officer

    Mark Koziel, the President & Chief Executive Officer at AICPA & CIMA, spearheads the strategic direction and operational leadership of the global accounting association. Koziel's mandate involves driving the organization's mission to equip professionals with the necessary tools, resources, and intelligence to effectively manage complexity, proactively identify risks, and capitalize on emerging opportunities. This senior executive position requires a deep understanding of the accounting landscape and a commitment to member advancement. The President & Chief Executive Officer oversees critical functions that support the professional growth and success of accounting practitioners worldwide. Mark Koziel champions initiatives aimed at enhancing the association's global reach and impact, ensuring its continued relevance and leadership in the industry. Through strategic oversight, Koziel guides the organization in delivering unparalleled value to its members.
    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 oversees all financial operations, including budgeting, forecasting, and financial reporting, ensuring robust fiscal management that supports the association's mission. This role is critical in providing the financial intelligence needed to clarify complexity and anticipate risk across the organization's diverse initiatives. The Chief Financial Officer ensures that financial resources are allocated effectively to drive growth and operational efficiency. Osime's expertise guides investment decisions and financial strategies, contributing directly to the organization's ability to create opportunities for its members. By maintaining stringent financial controls and driving fiscal discipline, Boma Osime safeguards the association's assets and supports its long-term sustainability.
    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 oversight and legal acumen to guide the organization's fiscal strategy. Zucker's dual expertise ensures a comprehensive approach to financial management, risk mitigation, and compliance, directly supporting the association's mission to clarify complexity and anticipate risk. This role is instrumental in developing financial frameworks that enable the organization to create opportunities for its members. The CPA and Lawyer - Experienced Chief Financial Officer leverages deep knowledge of accounting principles and legal regulations to safeguard the association's assets and ensure adherence to all relevant standards. Boaz Zucker's strategic financial guidance enhances the organization's ability to deliver value and maintain its leadership position within the accounting profession.

    Jeffrey May - Chief Financial Officer & Chief Compliance Officer

    Jeffrey May, the Chief Financial Officer & Chief Compliance Officer at AICPA & CIMA, directs both the financial strategy and the adherence to regulatory and internal compliance standards. May's dual role ensures that the organization operates with financial integrity while maintaining the highest levels of ethical conduct and regulatory adherence, crucial for clarifying complexity and anticipating risk. This executive position is vital for building trust and ensuring the long-term sustainability of the association's operations. The Chief Financial Officer & Chief Compliance Officer oversees financial planning, reporting, and risk management, alongside the development and implementation of comprehensive compliance programs. Jeffrey May's leadership ensures that AICPA & CIMA can effectively create opportunities for its members while upholding rigorous standards of governance and financial stewardship.

    Dominique Amghar - Corporate Chief Financial Officer

    Dominique Amghar, the Corporate Chief Financial Officer at AICPA & CIMA, oversees the financial management and strategic fiscal planning for the entire corporation. Amghar's responsibilities encompass managing financial resources, driving profitability, and ensuring the financial stability necessary to support the association's mission of providing critical tools and intelligence. This executive role is key to enabling members to clarify complexity and anticipate risk through sound financial practices. The Corporate Chief Financial Officer directs budgeting, forecasting, and financial analysis, providing insights that guide strategic decision-making. Dominique Amghar's financial leadership ensures that AICPA & CIMA can effectively create opportunities and deliver sustained value to its global membership. By maintaining fiscal discipline, Amghar strengthens the organization's capacity for growth and innovation.

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

    Joseph Morkos, the Chief Financial Officer, Fractional (Contract & Seasonal) at AICPA & CIMA, provides specialized financial expertise on a flexible basis to support key organizational initiatives. Morkos's role is critical in offering agile financial guidance that helps clarify complexity and anticipate risk during specific projects or seasonal demands. This executive function ensures that the association can leverage expert financial management precisely when needed, enhancing its ability to create opportunities. The Chief Financial Officer, Fractional (Contract & Seasonal) contributes to financial strategy, analysis, and oversight, adapting to the organization's evolving needs. Joseph Morkos's flexible approach ensures that AICPA & CIMA maintains robust financial acumen across all operational phases, supporting its mission to empower accounting professionals.

    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 execution of the association's strategic objectives. Spiegel's leadership focuses on optimizing internal processes and resource allocation to deliver essential tools, resources, and intelligence to accounting professionals. This executive position is vital for translating the organization's vision into tangible outcomes, enabling members to clarify complexity and anticipate risk. The Chief Operating Officer oversees the integration of various departments to foster seamless collaboration and enhance service delivery. Scott Spiegel drives operational excellence, ensuring that the association can effectively create opportunities for its global membership. By managing operational frameworks, Spiegel supports the organization's commitment to professional development and industry advancement.

    Jamie McNair - Manager - Chief Operating Officer Operations

    Jamie McNair, the Manager - Chief Operating Officer Operations at AICPA & CIMA, supports the operational framework that enables the association to deliver its core services effectively. McNair's responsibilities focus on enhancing the efficiency and effectiveness of operational processes, ensuring that members receive the necessary tools and resources to clarify complexity and anticipate risk. This role contributes directly to the seamless functioning of the organization, supporting its mission to create opportunities within the accounting profession. The Manager - Chief Operating Officer Operations works to streamline workflows and improve service delivery, ensuring that the association's operational capacity aligns with its strategic goals. Jamie McNair's dedication to operational excellence underpins the association's ability to provide consistent value and 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 cohesive execution of the organization's strategic initiatives and ensures alignment across all functional areas. Schamberger's role is crucial in translating the association's mission into actionable plans, empowering professionals to clarify complexity and anticipate risk. This position bridges executive leadership and operational teams, driving efficiency and fostering collaboration. The Strategic Alignment Chief of Staff supports the development and implementation of key programs designed to provide members with essential tools and resources. Natasha Schamberger plays a pivotal part in ensuring that the organization's efforts are focused on creating opportunities and advancing the accounting profession globally. By coordinating strategic efforts, Schamberger enhances the association's overall effectiveness and impact.

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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 & Chief Compliance Officer.