Riverbed Executive and Leadership Team

July, 2026

Leadership Overview

Riverbed has 5 executives leading key functions including strategy, technology, finance, information technology, and innovation.

Driven by continuous innovation, Riverbed is dedicated to illuminating and accelerating every interaction, empowering organizations to deliver seamless digital experiences and drive enterprise performance through its unified observability and acceleration portfolios.

Leadership Roles at Riverbed

  • Chief Executive Officer - David Donatelli
  • Chief Financial Officer - John Theler
  • Chief Technology Officer - Richard Tworek
  • Global Chief Information Officer - Fernando Castanheira
  • Director, Aternity Technology & Innovation ( Aternity & Chief Technology Officer - Ohad Arnon
  • David Donatelli - Chief Executive Officer

    David Donatelli, the Chief Executive Officer at Riverbed, directs the company's overall strategy and operational execution. Overseeing all business units, Donatelli ensures Riverbed's market-leading portfolios, Alluvio by Riverbed and Riverbed Acceleration, effectively deliver seamless digital experiences and drive enterprise performance. This leadership role involves guiding the company's expansion and reinforcing its position as a critical partner for 95% of the FORTUNE 100. By focusing on the collective richness of telemetry from network to app to end user, David Donatelli illuminates and accelerates every interaction, empowering customers globally. The Chief Executive Officer's mandate includes fostering innovation and ensuring the company's solutions meet the evolving demands of digital transformation across North America and EMEA markets.
    David Donatelli

    John Theler - Chief Financial Officer

    John Theler, the Chief Financial Officer at Riverbed, manages the company's financial strategy, planning, and reporting. Overseeing all fiscal operations, Theler ensures robust financial health and supports the strategic growth initiatives of Riverbed's Unified Observability and Acceleration portfolios. This leadership position involves optimizing resource allocation to drive innovation and market expansion, particularly in supporting the company's extensive global client base, including 95% of the FORTUNE 100. By providing critical financial insights, John Theler enables informed decision-making across all departments, reinforcing Riverbed's commitment to delivering seamless digital experiences and driving enterprise performance. The Chief Financial Officer's responsibilities include managing investments in technology and ensuring fiscal discipline across all operational geographies.
    John Theler

    Richard Tworek - Chief Technology Officer

    Richard Tworek, the Chief Technology Officer at Riverbed, architects the technological vision and innovation roadmap for the company. Overseeing research and development, Tworek drives the evolution of Riverbed's Unified Observability and Acceleration portfolios, ensuring they provide unparalleled telemetry from network to application to end-user experience. This critical role involves translating complex technical challenges into actionable product strategies that enhance digital experience delivery and enterprise performance for global clients. By championing cutting-edge advancements, Richard Tworek ensures Riverbed maintains its leadership in providing fast, agile, and secure acceleration of applications over any network. The Chief Technology Officer's focus extends to integrating AI and machine learning to further illuminate and accelerate customer interactions, solidifying Riverbed's impact across key markets.
    Richard Tworek

    Fernando Castanheira - Global Chief Information Officer

    Fernando Castanheira, the Global Chief Information Officer at Riverbed, directs the company's internal IT strategy and infrastructure. Overseeing the deployment and management of technology systems, Castanheira ensures operational efficiency and supports the delivery of Riverbed's industry-leading portfolios, Alluvio by Riverbed and Riverbed Acceleration. This role is crucial for enabling seamless digital experiences for both internal teams and external clients by providing secure, reliable, and high-performing IT environments. By championing digital transformation within the organization, Fernando Castanheira enhances the company's ability to gather and leverage telemetry data effectively. The Global Chief Information Officer's focus includes driving innovation in IT operations to support Riverbed's mission of illuminating and accelerating every interaction across global markets.

    Ohad Arnon - Director, Aternity Technology & Innovation ( Aternity & Chief Technology Officer

    Ohad Arnon, the Director, Aternity Technology & Innovation ( Aternity & Chief Technology Officer at Riverbed, spearheads technological advancements and innovation within the Aternity portfolio. Overseeing the development and integration of cutting-edge features, Arnon ensures Aternity provides unparalleled end-user experience monitoring and digital experience management. This role is vital for enhancing Riverbed's Unified Observability capabilities, enabling organizations to illuminate and accelerate every digital interaction. By driving innovation in telemetry and analytics, Ohad Arnon directly contributes to delivering seamless digital experiences and optimizing enterprise performance for a global customer base. The Director, Aternity Technology & Innovation's strategic focus includes advancing the technology to meet the evolving demands of digital transformation and reinforcing Riverbed's market leadership.

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    Frequently Asked Questions Regarding Riverbed Top Executives and Leadership Team

    Who leads Riverbed?
    Riverbed is led by David Donatelli (Chief Executive Officer), along with executives such as John Theler (Chief Financial Officer) and Richard Tworek (Chief Technology Officer).
    Who is part of Riverbed’s executive team?
    The executive team of Riverbed includes leaders such as David Donatelli (Chief Executive Officer), John Theler (Chief Financial Officer), Richard Tworek (Chief Technology Officer) and other senior executives.
    How many executives does Riverbed have?
    Riverbed has 5 executives leading key business areas.
    What roles are included in Riverbed’s leadership team?
    The leadership team of Riverbed includes roles such as Chief Executive Officer, Chief Financial Officer, Chief Technology Officer, Global Chief Information Officer, Director, Aternity Technology & Innovation ( Aternity & Chief Technology Officer.