Riverbed Executive and Leadership Team

May, 2026

Leadership Overview

Riverbed has 7 executives leading key functions including strategy, finance, technology, information systems, human resources, and innovation.

Driven by continuous innovation, Riverbed is dedicated to illuminating and accelerating every interaction, enabling 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 - Pj Malloy
  • Senior Software Engineer & Chief Technology Officer, Steelscript Team, Office of - David Vernon
  • Global Chief Information Officer - Fernando Castanheira
  • Director, Aternity Technology & Innovation ( Aternity & Chief Technology Officer - Ohad Arnon
  • Chief Human Resources Officer - Manuel Blackner
  • David Donatelli - Chief Executive Officer

    David Donatelli, the Chief Executive Officer at Riverbed, directs the company's overarching strategy and operational execution. Donatelli guides Riverbed's mission to provide unparalleled telemetry from network to application to end-user, ensuring seamless digital experiences and driving enterprise performance. This leadership involves aligning the company's two core portfolios, Alluvio by Riverbed for unified observability and Riverbed Acceleration for application performance, to meet market demands. Donatelli's focus centers on empowering Riverbed's global customer base, including 95% of the FORTUNE 100, to optimize their digital interactions. The Chief Executive Officer ensures that Riverbed's innovative solutions empower every click and digital experience, solidifying the company's market leadership. David Donatelli drives the vision for accelerating any app over any network to users anywhere.

    John Theler - Chief Financial Officer

    John Theler, the Chief Financial Officer at Riverbed, oversees all financial operations and strategic fiscal planning. Theler manages the company's financial health, ensuring robust resource allocation to support Riverbed's growth initiatives in unified observability and network acceleration. This role involves rigorous budget management, financial forecasting, and investor relations to maintain fiscal discipline and drive profitability. The Chief Financial Officer plays a critical part in evaluating market opportunities and potential acquisitions, ensuring financial viability for new ventures. John Theler's expertise guides the company's financial strategy, supporting the delivery of seamless digital experiences and enhancing enterprise performance across global markets. Theler ensures financial alignment with Riverbed's mission to empower every digital interaction.
    John Theler

    Pj Malloy - Chief Technology Officer

    Pj Malloy, the Chief Technology Officer at Riverbed, leads the technological vision and innovation across the organization. Malloy directs the development and enhancement of Riverbed's core technology platforms, focusing on unifying data, insights, and actions for IT environments. This leadership ensures the seamless integration of the Alluvio by Riverbed unified observability portfolio and the Riverbed Acceleration solutions. The Chief Technology Officer champions research and development efforts, driving advancements that illuminate and accelerate digital experiences for Riverbed's extensive client base. Pj Malloy's strategic direction is crucial for maintaining Riverbed's competitive edge in delivering fast, agile, and secure application performance. Malloy ensures technological superiority in empowering every click and digital interaction.
    Pj Malloy

    David Vernon - Senior Software Engineer & Chief Technology Officer, Steelscript Team, Office of

    David Vernon, the Senior Software Engineer & Chief Technology Officer, Steelscript Team, Office of at Riverbed, spearheads critical software engineering initiatives and technological innovation within the Steelscript team. Vernon's dual role emphasizes deep technical expertise in software development coupled with strategic oversight of technology direction for specific office functions. This involves architecting and implementing advanced software solutions that contribute to Riverbed's unified observability and acceleration portfolios. The Senior Software Engineer & Chief Technology Officer, Steelscript Team, Office of ensures that the Steelscript platform evolves to meet the complex demands of delivering seamless digital experiences. David Vernon's contributions are vital for enhancing enterprise performance by providing robust and efficient software tools. Vernon drives innovation within the Steelscript ecosystem.

    Fernando Castanheira - Global Chief Information Officer

    Fernando Castanheira, the Global Chief Information Officer at Riverbed, directs the company's internal information technology strategy and infrastructure. Castanheira ensures that Riverbed's IT systems effectively support its global operations, facilitating the delivery of its unified observability and acceleration solutions to customers worldwide. This leadership role involves optimizing IT resources, enhancing cybersecurity measures, and driving digital transformation initiatives within the organization. The Global Chief Information Officer plays a key part in enabling seamless internal collaboration and operational efficiency, which directly impacts the company's ability to serve its market-leading customer base. Fernando Castanheira's strategic oversight ensures that Riverbed's internal technology landscape is robust and aligned with its mission to empower every digital experience. Castanheira drives IT excellence across the enterprise.

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

    Ohad Arnon, the Director, Aternity Technology & Innovation ( Aternity & Chief Technology Officer at Riverbed, leads technological advancements and innovation specifically within the Aternity domain. Arnon focuses on enhancing the capabilities of Riverbed's unified observability portfolio, ensuring that Aternity provides deep insights into end-user experiences. This leadership involves driving innovation in telemetry collection, data analysis, and user experience monitoring to support seamless digital experiences. The Director, Aternity Technology & Innovation ( Aternity & Chief Technology Officer is instrumental in translating market needs into technological solutions that accelerate application performance and improve enterprise visibility. Ohad Arnon's expertise is critical for Riverbed's commitment to illuminating and accelerating every interaction. Arnon champions innovation in end-user experience technology.

    Manuel Blackner - Chief Human Resources Officer

    Manuel Blackner, the Chief Human Resources Officer at Riverbed, leads all aspects of human capital management and organizational development. Blackner shapes the company culture, talent acquisition, and employee engagement strategies to support Riverbed's mission of delivering seamless digital experiences and driving enterprise performance. This role involves fostering an environment that attracts and retains top talent, essential for innovation in unified observability and acceleration technologies. The Chief Human Resources Officer ensures that Riverbed's workforce is equipped with the skills and motivation to excel in a rapidly evolving technological landscape. Manuel Blackner's leadership is vital for building a high-performing team that empowers every click and digital interaction. Blackner drives strategic HR initiatives globally.
    Manuel Blackner

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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 Pj Malloy (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), Pj Malloy (Chief Technology Officer) and other senior executives.
    How many executives does Riverbed have?
    Riverbed has 7 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, Senior Software Engineer & Chief Technology Officer, Steelscript Team, Office of, Global Chief Information Officer.