Simon & Schuster Executive and Leadership Team

August, 2026

Leadership Overview

Simon & Schuster has 5 executives leading key functions including strategy, information technology, technical infrastructure, executive operations, and human resources.

Committed to literary excellence, Simon & Schuster advances global storytelling through diverse publishing formats while maintaining a legacy of cultural impact and editorial integrity across international markets.

Leadership Roles at Simon & Schuster

  • Chief Executive Officer - Greg Greeley
  • Vice President, Chief of Staff To Chief Executive Officer - Celia Guerra
  • Chief Information Officer - Anne Mander
  • Senior Vice President, Chief Technology Officer - Michael Mahoney
  • Chief Human Resources Officer - Julie Neimat
  • Greg Greeley - Chief Executive Officer

    Greg Greeley, the Chief Executive Officer at Simon & Schuster, directs the overarching strategic vision for this international publishing house. Overseeing the expansion of hardcover, paperback, and digital media portfolios, the Chief Executive Officer ensures alignment between editorial output and evolving consumer demands. This leadership role involves managing complex relationships with authors and retail partners to maximize market reach across North American and global territories. By optimizing operational efficiency, Greg Greeley drives sustainable growth and maintains the company's competitive position within the media landscape. The Chief Executive Officer collaborates closely with the board to refine long-term publishing goals and secure financial stability. Through rigorous oversight of diverse book categories, Greeley fosters innovation in audio and electronic formats, ensuring the organization remains a leader in the modern publishing industry while upholding the high standards established since the company's inception.
    Greg Greeley

    Celia Guerra - Vice President, Chief of Staff To Chief Executive Officer

    Celia Guerra, the Vice President, Chief of Staff To Chief Executive Officer at Simon & Schuster, coordinates executive workflows and facilitates communication across the senior leadership team. Overseeing the execution of strategic initiatives, the Vice President, Chief of Staff To Chief Executive Officer ensures that organizational priorities remain aligned with the company's core publishing mission. This leadership role involves managing complex projects that span multiple departments, from editorial to distribution. By streamlining internal processes, Celia Guerra enhances the efficiency of the executive office and supports the Chief Executive Officer in daily decision-making. The Vice President, Chief of Staff To Chief Executive Officer acts as a primary liaison for board communications and high-level stakeholder engagement. Through meticulous planning and operational oversight, Guerra ensures that the company's strategic objectives are met with precision, fostering a cohesive environment that drives long-term success for the entire publishing organization.

    Anne Mander - Chief Information Officer

    Anne Mander, the Chief Information Officer at Simon & Schuster, manages the digital architecture and data systems supporting global publishing operations. Overseeing the integration of enterprise software, the Chief Information Officer ensures secure and efficient information flow across all editorial and distribution departments. This leadership role involves modernizing internal databases to track book inventory and sales performance in real-time. By implementing robust cybersecurity protocols, Anne Mander protects intellectual property and sensitive corporate data from emerging digital threats. The Chief Information Officer coordinates with other executive leaders to align technological investments with the broader mission of delivering high-quality content to readers worldwide. Through the deployment of advanced analytics, Mander provides actionable insights that inform strategic decision-making. This focus on digital transformation enables the company to scale operations effectively while maintaining the integrity of the vast publishing catalog.
    Anne Mander

    Michael Mahoney - Senior Vice President, Chief Technology Officer

    Michael Mahoney, the Senior Vice President, Chief Technology Officer at Simon & Schuster, architects the technical infrastructure required for large-scale digital publishing and distribution. Overseeing the development of proprietary platforms, the Senior Vice President, Chief Technology Officer ensures seamless delivery of electronic books and audio content to global audiences. This leadership role involves managing the engineering teams responsible for maintaining high-availability systems that support the company's diverse media formats. By prioritizing scalable cloud solutions, Michael Mahoney optimizes the digital supply chain to meet fluctuating market demands. The Senior Vice President, Chief Technology Officer collaborates with the executive team to integrate emerging technologies into the publishing workflow, enhancing user experiences across all digital channels. Through continuous innovation in technical processes, Mahoney supports the company's commitment to accessibility and technological excellence, ensuring that the publishing infrastructure remains resilient and adaptable in a rapidly changing media environment.

    Julie Neimat - Chief Human Resources Officer

    Julie Neimat, the Chief Human Resources Officer at Simon & Schuster, directs the talent acquisition, organizational development, and employee engagement strategies for the global workforce. Overseeing the cultivation of a diverse and inclusive corporate culture, the Chief Human Resources Officer ensures that the company attracts and retains top-tier editorial and operational talent. This leadership role involves designing comprehensive training programs that support professional growth within the competitive publishing industry. By implementing performance management systems, Julie Neimat aligns individual contributions with the company's overarching business goals. The Chief Human Resources Officer collaborates with the executive team to foster a workplace environment that encourages creativity and innovation in book production. Through the management of compensation and benefits structures, Neimat ensures that the organization remains an employer of choice, ultimately supporting the company's ability to deliver high-quality literature to readers across international markets.

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    Frequently Asked Questions Regarding Simon & Schuster Top Executives and Leadership Team

    Who leads Simon & Schuster?
    Simon & Schuster is led by Greg Greeley (Chief Executive Officer), along with executives such as Celia Guerra (Vice President, Chief of Staff To Chief Executive Officer) and Anne Mander (Chief Information Officer).
    Who is part of Simon & Schuster’s executive team?
    The executive team of Simon & Schuster includes leaders such as Greg Greeley (Chief Executive Officer), Celia Guerra (Vice President, Chief of Staff To Chief Executive Officer), Anne Mander (Chief Information Officer) and other senior executives.
    How many executives does Simon & Schuster have?
    Simon & Schuster has 5 executives leading key business areas.
    What roles are included in Simon & Schuster’s leadership team?
    The leadership team of Simon & Schuster includes roles such as Chief Executive Officer, Vice President, Chief of Staff To Chief Executive Officer, Chief Information Officer, Senior Vice President, Chief Technology Officer, Chief Human Resources Officer.