Milliman Executive and Leadership Team

October, 2026

Leadership Overview

Milliman has 4 executives leading key functions including marketing, operations, technology, and corporate strategy.

Committed to delivering objective risk management solutions, Milliman empowers global clients to navigate financial volatility and complex healthcare challenges through rigorous actuarial analysis and advanced data science.

Leadership Roles at Milliman

  • Chief Operating Officer - Muhammad Syed
  • President - Marie Killian
  • Chief Marketing Officer - Matthew Curtis
  • Principal and Chief Technology Officer Milliman Pluritem - John Clark
  • Muhammad Syed - Chief Operating Officer

    Muhammad Syed, the Chief Operating Officer at Milliman, manages the internal infrastructure and operational efficiency required to support complex consulting engagements. Overseeing the firm's multidisciplinary teams, the Chief Operating Officer ensures seamless integration between actuaries, clinicians, and data scientists. This leadership role involves streamlining service delivery across global offices to address rising healthcare costs and financial insecurity. By optimizing resource allocation, Muhammad Syed directly impacts the firm's capacity to handle large-scale projects for governments and employers. Ultimately, Syed drives operational excellence by implementing advanced technology frameworks that support the firm's commitment to objective analysis. The Chief Operating Officer maintains rigorous standards for project management, ensuring that every client engagement meets the high expectations associated with the firm's reputation for technical precision and professional integrity in the competitive consulting landscape.

    Marie Killian - President

    Marie Killian, the President at Milliman, guides the firm's overarching strategic direction and maintains the culture of innovation inherent in the principal-owned business model. Overseeing the firm's executive leadership, the President ensures alignment between long-term financial goals and the delivery of high-quality consulting services. This leadership role involves fostering growth across diverse sectors, including insurance and healthcare, while upholding the firm's commitment to objectivity. By championing professional excellence, Marie Killian directly impacts the firm's ability to help clients plan for the future with confidence. Ultimately, Killian drives the firm's expansion into new markets by leveraging deep expertise and actuarial rigor. The President works closely with the board and senior principals to navigate complex global challenges, ensuring that the firm continues to provide essential risk management solutions to governments, employers, and financial institutions worldwide.
    Marie Killian

    Matthew Curtis - Chief Marketing Officer

    Matthew Curtis, the Chief Marketing Officer at Milliman, directs all global brand positioning and market engagement strategies. Overseeing the firm's communication channels, the Chief Marketing Officer ensures consistent messaging across insurance, healthcare, and financial services sectors. This leadership role involves expanding market reach through targeted digital campaigns and thought leadership initiatives that highlight actuarial expertise. By optimizing the brand funnel, Matthew Curtis directly impacts the firm's ability to attract diverse public and private sector clients. Ultimately, Curtis secures long-term market visibility by aligning marketing output with the firm's core mission of providing objective, data-driven risk solutions. The Chief Marketing Officer maintains strong collaboration with regional leaders to ensure that global messaging resonates within local markets, thereby strengthening the firm's reputation for professional excellence and technical rigor in an increasingly volatile global economy.
    Matthew Curtis

    John Clark - Principal and Chief Technology Officer Milliman Pluritem

    John Clark, the Principal and Chief Technology Officer Milliman Pluritem at Milliman, architects the digital infrastructure and software solutions that power the firm's actuarial and data science capabilities. Overseeing the development of proprietary platforms, the Chief Technology Officer ensures that technological tools effectively address market volatility and extreme weather risks. This leadership role involves integrating advanced analytics into the firm's consulting services to provide clients with actionable insights. By scaling digital innovation, John Clark directly impacts the firm's ability to deliver cutting-edge solutions in life sciences and employee benefits. Ultimately, Clark secures the firm's competitive advantage by maintaining a robust, secure, and scalable technology environment. The Chief Technology Officer collaborates with cross-functional teams to translate complex data into user-friendly applications, ensuring that the firm remains at the forefront of technological advancement within the global consulting industry.

    Frequently Asked Questions Regarding Milliman Top Executives and Leadership Team

    Who leads Milliman?
    Milliman is led by Muhammad Syed (Chief Operating Officer), along with executives such as Marie Killian (President) and Matthew Curtis (Chief Marketing Officer).
    Who is part of Milliman’s executive team?
    The executive team of Milliman includes leaders such as Muhammad Syed (Chief Operating Officer), Marie Killian (President), Matthew Curtis (Chief Marketing Officer) and other senior executives.
    How many executives does Milliman have?
    Milliman has 4 executives leading key business areas.
    What roles are included in Milliman’s leadership team?
    The leadership team of Milliman includes roles such as Chief Operating Officer, President, Chief Marketing Officer, Principal and Chief Technology Officer Milliman Pluritem.