Lumentum Executive and Leadership Team

October, 2026

Leadership Overview

Lumentum has 7 executives leading key functions including financial strategy, cloud technology development, operational scaling, environmental safety, market positioning, executive coordination, and research operations.

Focused on advancing optical and photonics technology, Lumentum delivers critical components for global telecommunications, AI infrastructure, and industrial manufacturing while maintaining a commitment to innovation and market leadership.

Leadership Roles at Lumentum

  • Chief of Staff To the Chief Executive Officer and Vice President of Special Projects - Janice Mori
  • Chief Financial Officer - Shlomo Chayo
  • Chief Operating Officer, Cloud & Networking At Lumentum - Kristie Mann
  • President, Cloud Networking Research & Development & Business Operations - Vince Retort
  • Chief Technology Officer, Cloud & Networking Platform - Matthew Sysak
  • Head External Affair & of Quality Environmental Health & Safety Chief of Staff - Prong Kongsubto
  • Senior Vice President, Chief Strategy Officer & Chief Marketing Officer - Rafik Ward
  • Janice Mori - Chief of Staff To the Chief Executive Officer and Vice President of Special Projects

    Janice Mori, the Chief of Staff To the Chief Executive Officer and Vice President of Special Projects at Lumentum, facilitates executive decision-making and manages high-priority strategic initiatives. Coordinating the activities of the C-suite, the Chief of Staff To the Chief Executive Officer and Vice President of Special Projects ensures that the leadership team remains aligned on critical business objectives. This role involves overseeing cross-departmental projects that require immediate attention and specialized focus, such as organizational restructuring or new market entry. Janice Mori acts as a primary liaison between the CEO and other senior leaders, streamlining communication and accelerating the execution of key corporate goals. By managing the flow of information and resources, the Chief of Staff To the Chief Executive Officer and Vice President of Special Projects enables the firm to respond rapidly to shifts in the competitive landscape. Through this central coordination, the company maintains operational agility and strategic focus.

    Shlomo Chayo - Chief Financial Officer

    Shlomo Chayo, the Chief Financial Officer at Lumentum, directs all global financial planning, capital allocation, and investor relations. Managing the fiscal health of the organization, the Chief Financial Officer oversees rigorous budgetary controls and long-term investment strategies essential for supporting the company's R&D in photonics and optical components. This leadership role involves close collaboration with the Board to ensure transparency and sustainable growth across the Americas, Asia-Pacific, and EMEA regions. By optimizing the capital structure, Shlomo Chayo directly impacts the ability of the firm to scale manufacturing operations for cloud data centers and AI infrastructure. Ultimately, the Chief Financial Officer secures the financial stability required to maintain a competitive edge in the rapidly evolving semiconductor and telecommunications markets, ensuring that all fiscal activities align with the broader corporate mission of technological advancement and shareholder value creation.

    Kristie Mann - Chief Operating Officer, Cloud & Networking At Lumentum

    Kristie Mann, the Chief Operating Officer, Cloud & Networking At Lumentum, executes the operational strategy for the company's largest business segment. Overseeing the end-to-end supply chain and manufacturing processes, the Chief Operating Officer, Cloud & Networking At Lumentum ensures that high-volume production meets the stringent quality standards required by cloud data center operators. This leadership position involves coordinating cross-functional teams to streamline logistics and improve manufacturing throughput across global facilities. Kristie Mann drives efficiency initiatives that reduce lead times and enhance product reliability for critical networking infrastructure. By aligning operational capacity with market demand, the Chief Operating Officer, Cloud & Networking At Lumentum supports the company's ability to scale production for emerging AI and machine learning applications. Through meticulous oversight of internal processes, the firm maintains its reputation for excellence in delivering complex optical subsystems to a diverse international client base.

    Vince Retort - President, Cloud Networking Research & Development & Business Operations

    Vince Retort, the President, Cloud Networking Research & Development & Business Operations at Lumentum, leads the research and development efforts for the company's cloud networking division. Overseeing the transition from laboratory innovation to commercial production, the President, Cloud Networking Research & Development & Business Operations ensures that new optical technologies meet the performance requirements of modern data centers. This leadership role involves managing the integration of R&D activities with business operations to maximize efficiency and speed to market. Vince Retort directs engineering teams focused on developing cutting-edge components for AI and machine learning infrastructure. By bridging the gap between technical development and commercial application, the President, Cloud Networking Research & Development & Business Operations drives the company's ability to deliver high-performance solutions at scale. Through this dual focus on innovation and operational execution, the firm maintains its position as a critical supplier to the global telecommunications and cloud computing industries.

    Matthew Sysak - Chief Technology Officer, Cloud & Networking Platform

    Matthew Sysak, the Chief Technology Officer, Cloud & Networking Platform at Lumentum, architects the next generation of optical and photonic solutions for high-capacity data centers. Driving innovation in networking infrastructure, the Chief Technology Officer, Cloud & Networking Platform manages the development of advanced modules that power modern AI and machine learning environments. This role requires constant engagement with engineering teams to push the boundaries of speed and efficiency in optical communications. Matthew Sysak translates complex market requirements into actionable product roadmaps, ensuring that the company remains at the forefront of the telecommunications sector. By overseeing the technical integration of new components, the Chief Technology Officer, Cloud & Networking Platform facilitates seamless connectivity for global network equipment manufacturers. Through this technical leadership, the firm maintains its status as a premier provider of high-performance hardware, consistently meeting the rigorous demands of the modern digital economy.

    Prong Kongsubto - Head External Affair & of Quality Environmental Health & Safety Chief of Staff

    Prong Kongsubto, the Head External Affair & of Quality Environmental Health & Safety Chief of Staff at Lumentum, manages corporate compliance, environmental sustainability, and external stakeholder relations. Directing the implementation of rigorous safety protocols, the Head External Affair & of Quality Environmental Health & Safety Chief of Staff ensures that all manufacturing operations adhere to global environmental standards. This role involves navigating complex regulatory landscapes across the Americas, Asia-Pacific, and Europe to maintain the company's license to operate. Prong Kongsubto coordinates with internal departments to foster a culture of safety and quality, which remains vital for the production of sensitive photonic components. By managing external communications and community engagement, the Head External Affair & of Quality Environmental Health & Safety Chief of Staff strengthens the company's brand reputation. Through this oversight, the firm demonstrates a commitment to responsible manufacturing practices while supporting the broader strategic goals of the organization.

    Rafik Ward - Senior Vice President, Chief Strategy Officer & Chief Marketing Officer

    Rafik Ward, the Senior Vice President, Chief Strategy Officer & Chief Marketing Officer at Lumentum, defines the long-term market positioning and growth trajectory for the entire product portfolio. Architecting the company's competitive strategy, the Senior Vice President, Chief Strategy Officer & Chief Marketing Officer identifies emerging opportunities in 3D sensing, industrial lasers, and telecommunications. This leadership role involves analyzing market trends to guide R&D investments and business development initiatives. Rafik Ward directs global marketing campaigns that highlight the unique value proposition of the company's photonics technology to semiconductor and electric vehicle manufacturers. By aligning strategic goals with customer needs, the Senior Vice President, Chief Strategy Officer & Chief Marketing Officer ensures that the firm captures significant market share in high-growth sectors. Through this comprehensive approach to strategy and brand management, the company maintains its status as an industry leader, consistently delivering innovative solutions to a global customer base.

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    Frequently Asked Questions Regarding Lumentum Top Executives and Leadership Team

    Who leads Lumentum?
    Lumentum is led by Janice Mori (Chief of Staff To the Chief Executive Officer and Vice President of Special Projects), along with executives such as Shlomo Chayo (Chief Financial Officer) and Kristie Mann (Chief Operating Officer, Cloud & Networking At Lumentum).
    Who is part of Lumentum’s executive team?
    The executive team of Lumentum includes leaders such as Janice Mori (Chief of Staff To the Chief Executive Officer and Vice President of Special Projects), Shlomo Chayo (Chief Financial Officer), Kristie Mann (Chief Operating Officer, Cloud & Networking At Lumentum) and other senior executives.
    How many executives does Lumentum have?
    Lumentum has 7 executives leading key business areas.
    What roles are included in Lumentum’s leadership team?
    The leadership team of Lumentum includes roles such as Chief of Staff To the Chief Executive Officer and Vice President of Special Projects, Chief Financial Officer, Chief Operating Officer, Cloud & Networking At Lumentum, President, Cloud Networking Research & Development & Business Operations, Chief Technology Officer, Cloud & Networking Platform.