Gigamon Executive and Leadership Team

June, 2026

Leadership Overview

Gigamon has 5 executives leading key functions including strategy, operations, revenue, finance, and program management.

Driven by innovation, Gigamon delivers advanced intelligence for security, network, and application performance management, shaping the future of network visibility and analytics.

Leadership Roles at Gigamon

  • Founder & Chief Executive Officer - Blake Anthony
  • Director, Program Management & Office of The President & Chief Executive Officer - Jeff Achtzehn
  • Chief Financial Officer - Tony Jarjoura
  • Chief Operating Officer - Gareth Maclachlan
  • Chief Revenue Officer - John Giacomini
  • Blake Anthony - Founder & Chief Executive Officer

    Blake Anthony, the Founder & Chief Executive Officer at Gigamon, architects the company's overarching strategy and vision. Anthony directs the executive team, ensuring alignment with Gigamon's mission to provide advanced network visibility and analytics. This leadership role involves guiding product development and market positioning, leveraging Gigamon's 2004 founding expertise in security, network, and application performance management. By setting strategic objectives, Blake Anthony drives the company's growth and innovation in the competitive software and network intelligence sector. The Chief Executive Officer's focus remains on expanding Gigamon's global reach and solidifying its market leadership through continuous technological advancement and operational excellence.
    Blake Anthony

    Jeff Achtzehn - Director, Program Management & Office of The President & Chief Executive Officer

    Jeff Achtzehn, the Director, Program Management & Office of The President & Chief Executive Officer at Gigamon, manages critical initiatives and supports executive operations. Achtzehn oversees the execution of key programs, ensuring they align with the strategic direction set by the Chief Executive Officer. This role involves coordinating cross-functional teams to deliver complex projects that enhance Gigamon's network visibility and analytics solutions. By streamlining processes and facilitating communication, Jeff Achtzehn ensures efficient operational flow within the executive office. The Director's responsibilities extend to optimizing project timelines and resource allocation, directly contributing to the successful deployment of Gigamon's advanced intelligence products for security and performance management.
    Jeff Achtzehn

    Tony Jarjoura - Chief Financial Officer

    Tony Jarjoura, the Chief Financial Officer at Gigamon, manages the company's financial operations and strategic fiscal planning. Jarjoura oversees all aspects of financial reporting, budgeting, and investment, ensuring Gigamon's fiscal health and sustainable growth. This critical role involves guiding financial strategies that support the development and delivery of Gigamon's advanced network visibility and analytics products. By maintaining rigorous financial controls and identifying growth opportunities, Tony Jarjoura enables Gigamon to invest in innovation and expand its market presence. The Chief Financial Officer's expertise is essential for navigating the financial landscape and maximizing shareholder value in the dynamic software and network intelligence sector.
    Tony Jarjoura

    Gareth Maclachlan - Chief Operating Officer

    Gareth Maclachlan, the Chief Operating Officer at Gigamon, directs the company's global operational strategies and execution. Maclachlan oversees the integration of Gigamon's network visibility and analytics products into client infrastructures, ensuring seamless delivery and support. This leadership position involves optimizing internal processes and resource management to enhance efficiency across all departments. By focusing on operational excellence, Gareth Maclachlan drives the company's ability to scale and meet market demands for advanced security and performance management intelligence. The Chief Operating Officer's purview includes managing supply chain logistics and ensuring the robust functionality of Gigamon's software solutions, thereby reinforcing the company's commitment to delivering high-quality network intelligence.
    Gareth Maclachlan

    John Giacomini - Chief Revenue Officer

    John Giacomini, the Chief Revenue Officer at Gigamon, spearheads all revenue-generating activities and global sales strategies. Giacomini directs the sales, channel partnerships, and customer success teams, driving market penetration for Gigamon's network visibility and analytics solutions. This executive role focuses on expanding the company's customer base and increasing revenue streams through effective go-to-market initiatives. By fostering strong client relationships and understanding market needs, John Giacomini ensures Gigamon's offerings effectively address security, network, and application performance management challenges. The Chief Revenue Officer's leadership is critical in translating Gigamon's technological advancements into tangible business value for clients worldwide.
    John Giacomini

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    Frequently Asked Questions Regarding Gigamon Top Executives and Leadership Team

    Who leads Gigamon?
    Gigamon is led by Blake Anthony (Founder & Chief Executive Officer), along with executives such as Jeff Achtzehn (Director, Program Management & Office of The President & Chief Executive Officer) and Tony Jarjoura (Chief Financial Officer).
    Who is part of Gigamon’s executive team?
    The executive team of Gigamon includes leaders such as Blake Anthony (Founder & Chief Executive Officer), Jeff Achtzehn (Director, Program Management & Office of The President & Chief Executive Officer), Tony Jarjoura (Chief Financial Officer) and other senior executives.
    How many executives does Gigamon have?
    Gigamon has 5 executives leading key business areas.
    What roles are included in Gigamon’s leadership team?
    The leadership team of Gigamon includes roles such as Founder & Chief Executive Officer, Director, Program Management & Office of The President & Chief Executive Officer, Chief Financial Officer, Chief Operating Officer, Chief Revenue Officer.