The Pingry School Executive and Leadership Team

June, 2026

Leadership Overview

The Pingry School has 6 executives leading key functions including finance, operations, and board governance.

Driven by a commitment to academic excellence, The Pingry School fosters intellectual curiosity and personal growth, preparing students for impactful futures in a dynamic world.

Leadership Roles at The Pingry School

  • Chief Financial Officer - John Pratt
  • Chief Financial Officer & Controller & Director, Finance & Director, Tax - Alicia Sharma
  • President, Pingry Alumni Association and Member, Board of Trustees - Lori Halivopoulos
  • President - Brian Combias
  • President- Pingry Alumni Association - Katherine Sartorius
  • Chief Financial & Operating Officer - Olaf Weckesser
  • John Pratt - Chief Financial Officer

    John Pratt, the Chief Financial Officer at The Pingry School, directs the institution's financial strategy and fiscal health. Overseeing all financial operations, Pratt ensures robust budgeting, accurate financial reporting, and prudent resource allocation to support the school's educational mission. This leadership role involves managing investments, optimizing expenditures, and maintaining strong relationships with financial institutions. Pratt's oversight extends to financial planning and analysis, providing critical insights for long-term institutional sustainability and growth. The Chief Financial Officer's responsibilities include safeguarding the school's assets and ensuring compliance with all financial regulations. By meticulously managing the school's finances, John Pratt directly contributes to the stability and continued advancement of The Pingry School's educational programs and infrastructure.

    Alicia Sharma - Chief Financial Officer & Controller & Director, Finance & Director, Tax

    Alicia Sharma, the Chief Financial Officer & Controller & Director, Finance & Director, Tax at The Pingry School, executes comprehensive financial management and compliance. Sharma's extensive responsibilities encompass the detailed oversight of accounting functions, tax strategy, and the overall financial control environment. This leadership position involves ensuring the accuracy and integrity of all financial records, managing audits, and developing tax strategies that benefit the institution. Sharma also directs the day-to-day financial operations, including accounts payable, accounts receivable, and payroll, ensuring seamless administrative processes. The Chief Financial Officer & Controller & Director, Finance & Director, Tax's role is crucial in maintaining fiscal discipline and supporting strategic financial decision-making. By managing these critical financial functions, Alicia Sharma upholds the school's commitment to transparency and sound financial governance.

    Lori Halivopoulos - President, Pingry Alumni Association and Member, Board of Trustees

    Lori Halivopoulos, the President, Pingry Alumni Association and Member, Board of Trustees at The Pingry School, champions alumni engagement and provides strategic board-level guidance. Halivopoulos leads initiatives to foster strong connections between the school and its former students, driving participation in alumni events and programs. As a Member of the Board of Trustees, this leader contributes to the overarching governance and strategic direction of the institution, ensuring alignment with its mission and values. The President, Pingry Alumni Association and Member, Board of Trustees's role involves advocating for the school within the alumni community and offering critical perspectives on institutional development. By bridging the alumni network and the board, Lori Halivopoulos strengthens the school's community support and long-term vision.

    Brian Combias - President

    Brian Combias, the President at The Pingry School, provides executive leadership and strategic direction for the entire institution. Combias guides the school's mission, vision, and long-term planning, ensuring academic rigor and fostering a supportive learning community. This leadership role involves overseeing all aspects of school operations, from educational programming to administrative functions, and cultivating relationships with stakeholders, including faculty, staff, students, parents, and the wider community. The President's responsibilities include championing the school's values, driving innovation in education, and ensuring the institution's continued growth and success. By setting the strategic course, Brian Combias ensures The Pingry School remains a premier institution dedicated to student development and academic achievement.

    Katherine Sartorius - President- Pingry Alumni Association

    Katherine Sartorius, the President- Pingry Alumni Association at The Pingry School, leads efforts to engage and mobilize the school's extensive alumni network. Sartorius spearheads initiatives designed to foster lifelong connections between alumni and their alma mater, encouraging participation in school events, volunteer opportunities, and philanthropic endeavors. This leadership position involves strengthening the bond between past, present, and future members of the Pingry community. The President- Pingry Alumni Association's role is vital in cultivating a strong sense of community and ensuring continued support for the school's programs and objectives. By fostering robust alumni relations, Katherine Sartorius enhances the school's legacy and its capacity to achieve its educational mission.

    Olaf Weckesser - Chief Financial & Operating Officer

    Olaf Weckesser, the Chief Financial & Operating Officer at The Pingry School, directs both the financial health and the operational efficiency of the institution. Weckesser oversees the strategic allocation of financial resources, ensuring fiscal responsibility while simultaneously managing the school's physical plant, technology infrastructure, and administrative services. This dual leadership role involves optimizing operational workflows, enhancing campus facilities, and implementing robust systems to support the educational environment. The Chief Financial & Operating Officer's responsibilities extend to risk management, procurement, and ensuring the smooth functioning of all non-academic departments. By integrating financial acumen with operational oversight, Olaf Weckesser drives institutional effectiveness and supports the school's mission of academic excellence and student development.
    Olaf Weckesser

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    Frequently Asked Questions Regarding The Pingry School Top Executives and Leadership Team

    Who leads The Pingry School?
    The Pingry School is led by John Pratt (Chief Financial Officer), along with executives such as Alicia Sharma (Chief Financial Officer & Controller & Director, Finance & Director, Tax) and Lori Halivopoulos (President, Pingry Alumni Association and Member, Board of Trustees).
    Who is part of The Pingry School’s executive team?
    The executive team of The Pingry School includes leaders such as John Pratt (Chief Financial Officer), Alicia Sharma (Chief Financial Officer & Controller & Director, Finance & Director, Tax), Lori Halivopoulos (President, Pingry Alumni Association and Member, Board of Trustees) and other senior executives.
    How many executives does The Pingry School have?
    The Pingry School has 6 executives leading key business areas.
    What roles are included in The Pingry School’s leadership team?
    The leadership team of The Pingry School includes roles such as Chief Financial Officer, Chief Financial Officer & Controller & Director, Finance & Director, Tax, President, Pingry Alumni Association and Member, Board of Trustees, President, President- Pingry Alumni Association.