ACI Worldwide Executive and Leadership Team

July, 2026

Leadership Overview

ACI Worldwide has 8 executives leading key functions including strategy, technology, finance, and human resources.

Driven by innovation, ACI Worldwide is dedicated to transforming payment systems globally, empowering financial institutions, merchants, and billers with advanced cloud-based payment technology and robust fraud management solutions.

Leadership Roles at ACI Worldwide

  • Visual Web Solutions Founder & Chief Executive Officer - Isaac Moscovich
  • President & Chief Executive Officer - Thomas Warsop
  • Chief Financial Officer - Robert Leibrock
  • Chief Financial Officer, Operations - Tushe Liza
  • Chief Technology Officer - Charles Linberg
  • Executive Vice President & Chief Technology Officer, Payment Software - Anup Thomas
  • Executive Vice President & Chief Technology Officer & Biller - Scott Prugh
  • Chief Human Resources Officer - Praveena Nathawat
  • Isaac Moscovich - Visual Web Solutions Founder & Chief Executive Officer

    Isaac Moscovich, the Visual Web Solutions Founder & Chief Executive Officer at ACI Worldwide, architects the company's strategic direction and operational framework. Moscovich drives the vision for ACI Worldwide's payment processing solutions, ensuring alignment with market demands in banking, merchant payments, and biller services. The leadership of Isaac Moscovich focuses on enhancing real-time payment platforms and digital payment capabilities. This executive's oversight extends to the development and deployment of cloud-based payment technology, solidifying ACI Worldwide's position in global financial technology. Moscovich's strategic initiatives aim to optimize fraud prevention measures and expand the reach of payment orchestration services across diverse client segments. The founder's deep understanding of web solutions informs the company's approach to user experience and platform accessibility.

    Thomas Warsop - President & Chief Executive Officer

    Thomas Warsop, the President & Chief Executive Officer at ACI Worldwide, directs the overall corporate strategy and global operations. Warsop spearheads the company's mission to deliver advanced payment processing solutions, encompassing banking, merchant payments, and biller services. The leadership of Thomas Warsop is critical in driving innovation within real-time payment platforms and payment orchestration. This executive's focus includes enhancing fraud prevention capabilities and expanding the adoption of digital payment solutions worldwide. Warsop ensures ACI Worldwide's cloud-based payment technology meets the evolving needs of financial institutions, merchants, and billers. By guiding strategic partnerships and market expansion, Thomas Warsop strengthens ACI Worldwide's competitive edge in the financial technology sector. The President & Chief Executive Officer's vision propels the company's growth and commitment to seamless, secure payment experiences.
    Thomas Warsop

    Robert Leibrock - Chief Financial Officer

    Robert Leibrock, the Chief Financial Officer at ACI Worldwide, manages the company's financial strategy and fiscal operations. Leibrock oversees all aspects of financial planning, reporting, and capital allocation to support ACI Worldwide's global growth initiatives in payment processing solutions. The financial guidance provided by Robert Leibrock is essential for sustaining operations across banking, merchant payments, and biller services. This executive's purview includes managing investments in real-time payment platforms, payment orchestration, and fraud prevention technologies. Leibrock ensures the financial health and stability of ACI Worldwide's cloud-based payment technology offerings. By optimizing financial performance and resource allocation, Robert Leibrock directly contributes to the company's ability to deliver innovative digital payment solutions worldwide. The Chief Financial Officer's expertise underpins strategic decision-making and long-term value creation.

    Tushe Liza - Chief Financial Officer, Operations

    Tushe Liza, the Chief Financial Officer, Operations at ACI Worldwide, directs the financial management of operational activities and resource deployment. Liza ensures efficient financial execution across all facets of ACI Worldwide's payment processing solutions, supporting banking, merchant payments, and biller services. The operational financial oversight by Tushe Liza is critical for optimizing the cost-effectiveness of real-time payment platforms and payment orchestration. This executive's responsibilities include managing budgets for fraud prevention initiatives and the deployment of cloud-based payment technology. Liza focuses on enhancing financial controls and driving operational efficiencies within the digital payment solutions division. By aligning financial resources with strategic operational goals, Tushe Liza strengthens ACI Worldwide's capacity to serve its global clientele effectively. The Chief Financial Officer, Operations' role is integral to maintaining profitability and supporting scalable growth.

    Charles Linberg - Chief Technology Officer

    Charles Linberg, the Chief Technology Officer at ACI Worldwide, architects the company's technological roadmap and innovation pipeline. Linberg oversees the development and implementation of ACI Worldwide's core payment processing solutions, ensuring robust performance for banking, merchant payments, and biller services. The technological direction set by Charles Linberg is crucial for advancing real-time payment platforms and payment orchestration capabilities. This executive's responsibilities include enhancing the security and scalability of cloud-based payment technology and digital payment solutions. Linberg drives efforts to strengthen fraud prevention mechanisms and optimize the underlying infrastructure supporting global payment operations. The Chief Technology Officer's strategic oversight ensures ACI Worldwide remains at the forefront of financial technology advancements, supporting seamless transactions and client needs.

    Anup Thomas - Executive Vice President & Chief Technology Officer, Payment Software

    Anup Thomas, the Executive Vice President & Chief Technology Officer, Payment Software at ACI Worldwide, leads the technological development and strategy for the company's payment software portfolio. Thomas drives the innovation and enhancement of ACI Worldwide's real-time payment platforms and payment orchestration solutions. The technical leadership of Anup Thomas is pivotal in ensuring the performance, security, and scalability of digital payment solutions. This executive's focus includes advancing cloud-based payment technology and strengthening fraud prevention capabilities within the software offerings. Thomas oversees the engineering teams responsible for delivering cutting-edge financial technology to banking, merchant, and biller clients. By guiding the evolution of payment software, Anup Thomas ensures ACI Worldwide maintains its competitive advantage and meets the complex demands of the global payments landscape.

    Scott Prugh - Executive Vice President & Chief Technology Officer & Biller

    Scott Prugh, the Executive Vice President & Chief Technology Officer & Biller at ACI Worldwide, spearheads technological advancements and strategic initiatives specifically for the biller segment. Prugh directs the development and optimization of payment processing solutions tailored to meet the unique needs of billers, enhancing their operational efficiency. The technological vision of Scott Prugh is crucial for advancing ACI Worldwide's real-time payment platforms and payment orchestration capabilities within this key market. This executive's responsibilities include driving innovation in cloud-based payment technology and digital payment solutions for bill payment services. Prugh focuses on strengthening fraud prevention measures and ensuring seamless integration for biller clients. By leading technology strategy for the biller sector, Scott Prugh ensures ACI Worldwide delivers robust and effective solutions that support critical billing and payment operations globally.
    Scott Prugh

    Praveena Nathawat - Chief Human Resources Officer

    Praveena Nathawat, the Chief Human Resources Officer at ACI Worldwide, leads the company's human capital strategy and organizational development initiatives. Nathawat oversees talent acquisition, employee engagement, and the cultivation of a high-performance culture across ACI Worldwide's global operations. The strategic HR direction provided by Praveena Nathawat is essential for supporting the company's growth in payment processing solutions for banking, merchant payments, and biller services. This executive's focus includes developing programs that foster innovation in real-time payment platforms and payment orchestration. Nathawat ensures that ACI Worldwide attracts and retains top talent necessary for advancing cloud-based payment technology and digital payment solutions. By championing employee development and well-being, Praveena Nathawat plays a vital role in the company's ability to execute its mission and maintain its leadership in financial technology.
    Praveena Nathawat

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    Frequently Asked Questions Regarding ACI Worldwide Top Executives and Leadership Team

    Who leads ACI Worldwide?
    ACI Worldwide is led by Isaac Moscovich (Visual Web Solutions Founder & Chief Executive Officer), along with executives such as Thomas Warsop (President & Chief Executive Officer) and Robert Leibrock (Chief Financial Officer).
    Who is part of ACI Worldwide’s executive team?
    The executive team of ACI Worldwide includes leaders such as Isaac Moscovich (Visual Web Solutions Founder & Chief Executive Officer), Thomas Warsop (President & Chief Executive Officer), Robert Leibrock (Chief Financial Officer) and other senior executives.
    How many executives does ACI Worldwide have?
    ACI Worldwide has 8 executives leading key business areas.
    What roles are included in ACI Worldwide’s leadership team?
    The leadership team of ACI Worldwide includes roles such as Visual Web Solutions Founder & Chief Executive Officer, President & Chief Executive Officer, Chief Financial Officer, Chief Financial Officer, Operations, Chief Technology Officer.