Schellman Executive and Leadership Team

June, 2026

Leadership Overview

Schellman has 7 executives leading key functions including technology, revenue, operations, finance, service delivery, and overall leadership.

Driven by a commitment to integrity, Schellman provides essential cybersecurity, compliance, and certification services, empowering organizations to navigate complex regulatory landscapes and build unwavering digital trust.

Leadership Roles at Schellman

  • Chief Financial Officer - Jennifer Walsh
  • Chief Financial Officer & Principal - Pj Sheil
  • Chief Operating Officer - Debbie Zaller
  • President - Doug Barbin
  • Chief Technology Officer - Abhi Visuvasam
  • Chief Revenue Officer - Preeya Voss
  • Service Delivery Chief of Staff - Adam Russell
  • Jennifer Walsh - Chief Financial Officer

    Jennifer Walsh, the Chief Financial Officer at Schellman, directs the company's financial strategy and fiscal management. Overseeing all financial planning, reporting, and investment activities, Walsh ensures the firm's financial health and sustainability. This leadership position involves managing budgets, optimizing capital allocation, and driving profitability to support Schellman's growth in specialized professional services. By maintaining rigorous financial controls, the Chief Financial Officer enables the company to confidently pursue new market opportunities and expand its service offerings in cybersecurity and compliance. Jennifer Walsh's expertise is fundamental to Schellman's ability to operate effectively and deliver exceptional value to its clients.
    Jennifer Walsh

    Pj Sheil - Chief Financial Officer & Principal

    Pj Sheil, the Chief Financial Officer & Principal at Schellman, provides dual leadership in financial oversight and strategic business direction. Managing the firm's financial operations, Sheil ensures robust fiscal discipline and drives financial performance. As a Principal, Sheil also contributes to the strategic vision and growth initiatives, particularly within the specialized areas of cybersecurity and compliance services. This executive function involves guiding investment decisions and fostering an environment conducive to innovation and client success. Pj Sheil's comprehensive expertise supports Schellman's commitment to delivering independent assessments and certifications that build digital trust and meet complex regulatory demands.

    Debbie Zaller - Chief Operating Officer

    Debbie Zaller, the Chief Operating Officer at Schellman, manages the firm's day-to-day operations and service delivery excellence. Overseeing the execution of audit and certification processes, Zaller ensures the highest standards of quality and efficiency across all engagements. This critical role involves optimizing internal workflows and resource allocation to support Schellman's mission of providing independent, reliable assessments. By driving operational improvements, the Chief Operating Officer enhances the firm's capacity to serve organizations requiring adherence to complex security and compliance frameworks. Debbie Zaller's strategic oversight guarantees that Schellman consistently delivers value and builds digital trust for its clients.
    Debbie Zaller

    Doug Barbin - President

    Doug Barbin, the President at Schellman, leads the overall strategic direction and operational management of the firm. Guiding the executive team, Barbin champions Schellman's mission to provide specialized cybersecurity, compliance, and certification services. This leadership role involves setting the company's vision, fostering a culture of excellence, and ensuring the delivery of high-quality independent assessments and audits. By driving strategic initiatives, the President enhances Schellman's market position and its ability to serve organizations navigating complex regulatory landscapes. Doug Barbin's stewardship is fundamental to the firm's sustained growth and its reputation for building digital trust.
    Doug Barbin

    Abhi Visuvasam - Chief Technology Officer

    Abhi Visuvasam, the Chief Technology Officer at Schellman, directs the firm's technological strategy and innovation. Overseeing the development and implementation of cutting-edge solutions, Visuvasam ensures Schellman's service delivery remains at the forefront of cybersecurity and compliance technology. This leadership involves architecting scalable infrastructure and driving digital transformation initiatives that enhance client outcomes and operational efficiency. By integrating advanced technological frameworks, the Chief Technology Officer supports the company's mission to provide independent assessments and certifications. Abhi Visuvasam's focus on technological advancement directly contributes to Schellman's ability to meet complex regulatory and security standards for its diverse client base.
    Abhi Visuvasam

    Preeya Voss - Chief Revenue Officer

    Preeya Voss, the Chief Revenue Officer at Schellman, spearheads all revenue generation strategies and sales operations. Directing the commercial teams, Voss drives market penetration and expands the company's reach within the cybersecurity and compliance sectors. This executive role involves cultivating strategic partnerships and optimizing the sales funnel to achieve ambitious growth targets. By fostering a client-centric approach, the Chief Revenue Officer ensures Schellman's services effectively address the evolving needs of organizations facing stringent regulatory demands. Preeya Voss's leadership is critical in translating market opportunities into tangible revenue streams, reinforcing Schellman's position as a trusted provider of independent assessments and certifications.
    Preeya Voss

    Adam Russell - Service Delivery Chief of Staff

    Adam Russell, the Service Delivery Chief of Staff at Schellman, supports the strategic execution of service delivery operations. Working closely with operational leadership, Russell facilitates the efficient deployment of cybersecurity, compliance, and certification services. This role involves coordinating cross-functional initiatives and ensuring alignment with the company's overall objectives for client satisfaction and regulatory adherence. By streamlining processes and enhancing communication channels, the Service Delivery Chief of Staff contributes to the seamless delivery of Schellman's assessments and audits. Adam Russell's efforts are integral to maintaining the high standards of quality and responsiveness that define Schellman's client engagements.

    Frequently Asked Questions Regarding Schellman Top Executives and Leadership Team

    Who leads Schellman?
    Schellman is led by Jennifer Walsh (Chief Financial Officer), along with executives such as Pj Sheil (Chief Financial Officer & Principal) and Debbie Zaller (Chief Operating Officer).
    Who is part of Schellman’s executive team?
    The executive team of Schellman includes leaders such as Jennifer Walsh (Chief Financial Officer), Pj Sheil (Chief Financial Officer & Principal), Debbie Zaller (Chief Operating Officer) and other senior executives.
    How many executives does Schellman have?
    Schellman has 7 executives leading key business areas.
    What roles are included in Schellman’s leadership team?
    The leadership team of Schellman includes roles such as Chief Financial Officer, Chief Financial Officer & Principal, Chief Operating Officer, President, Chief Technology Officer.