OCLC Executive and Leadership Team

May, 2026

Leadership Overview

OCLC has 4 executives leading key functions including finance, marketing, human resources, legal, and operations.

Driven by a commitment to shared technology, OCLC empowers libraries worldwide through its cooperative services, fostering knowledge access and community engagement.

Leadership Roles at OCLC

  • Chief Financial Officer & Treasurer - William Rozek
  • Chief Marketing Officer & Chief Human Resources Officer - Tammi Spayde
  • Chief Legal Officer - Julie Presas
  • Chief Operations Officer - Andrew Bordas
  • William Rozek - Chief Financial Officer & Treasurer

    William Rozek, the Chief Financial Officer & Treasurer at OCLC, directs all financial strategy and fiscal operations. Rozek manages the organization's treasury functions, ensuring robust financial health and long-term sustainability for the global cooperative. This leadership role involves overseeing budgeting, financial planning, and investment strategies, directly supporting OCLC's not-for-profit mission. By maintaining stringent financial controls and optimizing resource allocation, William Rozek ensures the efficient deployment of capital across all operational areas. The Treasurer's oversight extends to managing financial risk and compliance, safeguarding the assets of the library cooperative. Rozek's expertise drives fiscal responsibility, enabling OCLC to continue its vital work in shared technology services for libraries worldwide.

    Tammi Spayde - Chief Marketing Officer & Chief Human Resources Officer

    Tammi Spayde, the Chief Marketing Officer & Chief Human Resources Officer at OCLC, spearheads both external brand positioning and internal talent management. Spayde drives comprehensive marketing initiatives to communicate OCLC's value proposition to its global library cooperative. Simultaneously, Spayde cultivates a thriving organizational culture by leading human resources strategies, focusing on employee development and engagement. This dual leadership ensures that OCLC attracts, retains, and empowers the talent necessary to deliver its shared technology services. By aligning marketing efforts with HR best practices, Tammi Spayde fosters an environment where innovation and collaboration flourish. Spayde's strategic direction enhances OCLC's market presence and strengthens its internal capabilities, supporting the organization's mission to advance libraries and expand access to information.
    Julie Presas, the Chief Legal Officer at OCLC, provides critical legal counsel and oversees all corporate governance matters. Presas ensures OCLC operates in full compliance with international laws and regulations, safeguarding the organization's interests. This executive role involves managing all legal affairs, including contracts, intellectual property, and risk mitigation strategies. Presas's expertise is vital in navigating the complex legal landscape associated with a global not-for-profit membership organization. By providing strategic legal guidance, Julie Presas supports the operational integrity and ethical conduct of OCLC's shared technology services. The Chief Legal Officer's diligence protects the cooperative and its members, enabling OCLC to focus on its mission of advancing libraries and expanding access to knowledge worldwide.

    Andrew Bordas - Chief Operations Officer

    Andrew Bordas, the Chief Operations Officer at OCLC, directs the execution of the organization's operational strategies and service delivery. Bordas oversees the day-to-day functions that support OCLC's global cooperative of libraries, ensuring seamless delivery of shared technology services. This leadership position involves optimizing operational efficiency and driving continuous improvement across all departments. Bordas's focus is on maintaining the high standards of service that OCLC members expect. By managing infrastructure, technology deployment, and service support, Andrew Bordas ensures the reliability and scalability of OCLC's offerings. The Chief Operations Officer plays a pivotal role in translating strategic objectives into tangible operational outcomes, reinforcing OCLC's commitment to empowering libraries and expanding access to information globally.
    Andrew Bordas

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    Frequently Asked Questions Regarding OCLC Top Executives and Leadership Team

    Who leads OCLC?
    OCLC is led by William Rozek (Chief Financial Officer & Treasurer), along with executives such as Tammi Spayde (Chief Marketing Officer & Chief Human Resources Officer) and Julie Presas (Chief Legal Officer).
    Who is part of OCLC’s executive team?
    The executive team of OCLC includes leaders such as William Rozek (Chief Financial Officer & Treasurer), Tammi Spayde (Chief Marketing Officer & Chief Human Resources Officer), Julie Presas (Chief Legal Officer) and other senior executives.
    How many executives does OCLC have?
    OCLC has 4 executives leading key business areas.
    What roles are included in OCLC’s leadership team?
    The leadership team of OCLC includes roles such as Chief Financial Officer & Treasurer, Chief Marketing Officer & Chief Human Resources Officer, Chief Legal Officer, Chief Operations Officer.