ACI Worldwide Executive and Leadership Team

August, 2026

Leadership Overview

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

Focused on delivering secure real-time payment platforms, ACI Worldwide empowers global financial institutions and merchants through advanced cloud-based technology, driving innovation in the digital payments landscape.

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
  • Chief Human Resources Officer - Praveena Nathawat
  • Executive Vice President & Chief Technology Officer & Biller - Scott Prugh
  • Executive Vice President & Chief Technology Officer, Payment Software - Anup Thomas
  • Isaac Moscovich - Visual Web Solutions Founder & Chief Executive Officer

    Isaac Moscovich, the Visual Web Solutions Founder & Chief Executive Officer at ACI Worldwide, directs the strategic integration of digital interface technologies within the broader payment ecosystem. By architecting intuitive user experiences, the Chief Executive Officer ensures that complex financial transactions remain accessible for merchants and billers across diverse global markets. This leadership role involves aligning web-based front-end capabilities with the robust backend infrastructure required for high-volume payment processing. Isaac Moscovich maintains a focus on scalability, ensuring that digital platforms support the evolving needs of financial institutions. Through the optimization of web-based delivery models, the Chief Executive Officer enhances the overall efficiency of the payment orchestration suite. Moscovich drives the adoption of modern design standards to maintain a competitive edge in the software and technology industry, ultimately securing long-term value for the entire client base.

    Thomas Warsop - President & Chief Executive Officer

    Thomas Warsop, the President & Chief Executive Officer at ACI Worldwide, directs the overarching corporate strategy and global market expansion for the organization. Overseeing the entire portfolio of payment processing solutions, the President & Chief Executive Officer ensures that the company maintains its leadership position in the financial technology sector. This role involves coordinating with the board to execute long-term growth initiatives while managing complex relationships with major financial institutions and global merchants. Thomas Warsop prioritizes the delivery of real-time payment platforms that address critical needs in fraud management and billing. By fostering a culture of innovation, the President & Chief Executive Officer drives the development of cloud-based technologies that define the modern payment landscape. Warsop secures the company's operational stability by aligning internal resources with the shifting demands of the global digital economy, ensuring consistent performance across all international regions.
    Thomas Warsop

    Robert Leibrock - Chief Financial Officer

    Robert Leibrock, the Chief Financial Officer at ACI Worldwide, directs the global financial strategy, capital allocation, and fiscal reporting for the enterprise. Overseeing the company's economic health, the Chief Financial Officer ensures that investments in payment technology and fraud management solutions yield sustainable growth. This leadership role involves managing investor relations and maintaining the financial integrity required to support large-scale operations across multiple countries. Robert Leibrock analyzes market trends to guide the company's expansion into new digital payment segments. By implementing robust financial controls, the Chief Financial Officer supports the strategic objectives of the executive team and the board. Leibrock drives efficiency in capital deployment, ensuring that resources remain focused on high-impact software development and market penetration. Through disciplined financial management, the Chief Financial Officer secures the necessary funding to maintain the company's position as a leader in the financial technology sector.

    Tushe Liza - Chief Financial Officer, Operations

    Tushe Liza, the Chief Financial Officer, Operations at ACI Worldwide, directs the internal financial processes and operational efficiency of the company's global service delivery. Overseeing the cost structures associated with cloud-based payment platforms, the Chief Financial Officer, Operations ensures that service delivery remains profitable while meeting the high-performance demands of merchants and billers. This leadership role involves streamlining internal workflows to support the rapid deployment of payment orchestration tools. Tushe Liza monitors operational expenditures to ensure alignment with the company's broader financial goals. By optimizing the financial aspects of service operations, the Chief Financial Officer, Operations enhances the overall value proposition for clients. Liza drives improvements in resource allocation, ensuring that the technical teams have the necessary support to maintain high-availability systems. Through meticulous operational oversight, the Chief Financial Officer, Operations contributes to the company's long-term financial stability and market competitiveness.

    Charles Linberg - Chief Technology Officer

    Charles Linberg, the Chief Technology Officer at ACI Worldwide, directs the engineering roadmap and technical architecture for the company's core payment processing engines. Overseeing the development of secure, high-availability systems, the Chief Technology Officer ensures that financial institutions receive reliable, real-time transaction capabilities. This leadership role involves managing the transition to cloud-native environments to improve scalability and performance for global clients. Charles Linberg collaborates with product teams to integrate advanced fraud prevention mechanisms directly into the transaction flow. By optimizing the underlying technology stack, the Chief Technology Officer supports the company's mission to provide seamless payment orchestration. Linberg drives technical excellence across the organization, ensuring that all software solutions meet rigorous security standards. Through the implementation of cutting-edge infrastructure, the Chief Technology Officer maintains the company's reputation for technical reliability in the competitive software and technology industry.

    Praveena Nathawat - Chief Human Resources Officer

    Praveena Nathawat, the Chief Human Resources Officer at ACI Worldwide, directs the global talent strategy, organizational development, and corporate culture initiatives. Overseeing the recruitment and retention of specialized engineering and financial technology talent, the Chief Human Resources Officer ensures that the company maintains the expertise required to innovate in the payment processing space. This leadership role involves designing programs that foster professional growth and align the workforce with the company's mission of delivering secure digital payment solutions. Praveena Nathawat manages the integration of diverse teams across international regions to ensure a unified approach to global operations. By cultivating a high-performance environment, the Chief Human Resources Officer supports the strategic goals of the executive leadership team. Nathawat drives initiatives that promote employee engagement and operational excellence, ensuring that the company remains an employer of choice within the competitive software and technology industry.
    Praveena Nathawat

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

    Scott Prugh, the Executive Vice President & Chief Technology Officer & Biller at ACI Worldwide, directs the technical strategy specifically for the company's billing and revenue management solutions. Overseeing the development of specialized platforms for billers, the Executive Vice President & Chief Technology Officer & Biller ensures that these systems integrate seamlessly with the broader payment orchestration suite. This leadership role involves architecting solutions that handle complex billing cycles for large-scale enterprises and financial institutions. Scott Prugh focuses on the scalability of these billing technologies to support high-volume transaction environments. By driving innovation in the billing sector, the Executive Vice President & Chief Technology Officer & Biller enhances the company's ability to provide comprehensive financial services. Prugh ensures that all billing technology remains compliant with global security standards, supporting the company's mission to provide reliable, end-to-end payment technology solutions for clients worldwide.
    Scott Prugh

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

    Anup Thomas, the Executive Vice President & Chief Technology Officer, Payment Software at ACI Worldwide, directs the technical roadmap for the company's core payment software products. Overseeing the development of real-time payment engines, the Executive Vice President & Chief Technology Officer, Payment Software ensures that the software remains at the forefront of the financial technology industry. This leadership role involves managing the lifecycle of payment applications, from initial design to deployment in cloud-based environments. Anup Thomas collaborates with other technology leaders to ensure that payment software integrates effectively with fraud management and orchestration tools. By driving the adoption of modern coding practices, the Executive Vice President & Chief Technology Officer, Payment Software enhances the performance and security of the company's software offerings. Thomas ensures that the technical team delivers robust solutions that meet the evolving needs of global financial institutions and merchants.

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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.