Hospitales MAC Executive and Leadership Team

August, 2026

Leadership Overview

Hospitales MAC has 5 executives leading key functions including strategy, operations, finance, administration, and technology.

Committed to excellence in healthcare across Mexico, Hospitales MAC delivers professional medical services while maintaining a deep social responsibility to the communities served through innovative health programs and comprehensive patient care initiatives.

Leadership Roles at Hospitales MAC

  • Fundador, Presidente Y Chief Executive Officer - Miguel Siman
  • Chief Financial Officer - Sergio Rivera
  • Chief Operating Officer - Gustavo Guerchon
  • Deputy Chief of Staff - Munir Khoury
  • Group Chief Technology Officer, En Hospitales MAC - Hans Omar
  • Miguel Siman - Fundador, Presidente Y Chief Executive Officer

    Miguel Siman, the Fundador, Presidente Y Chief Executive Officer at Hospitales MAC, directs the overarching strategic vision for this rapidly expanding hospital group. By prioritizing warmth and professional excellence, Siman architects the long-term growth trajectory across diverse Mexican states. The Fundador, Presidente Y Chief Executive Officer manages high-level relationships with national and international insurance providers to ensure seamless access to medical services. Through constant evaluation of market trends, Miguel Siman drives the expansion of surgical and emergency care capabilities. This leadership role involves fostering a culture of social commitment, ensuring that every facility aligns with the core mission of community support. By overseeing the integration of new medical specialties, the Chief Executive Officer maintains the competitive edge of the organization. Ultimately, Siman secures the operational stability required to deliver high-quality healthcare to patients throughout the entire national network.
    Miguel Siman

    Sergio Rivera - Chief Financial Officer

    Sergio Rivera, the Chief Financial Officer at Hospitales MAC, directs the fiscal strategy and capital allocation for the hospital group. Managing the financial health of the organization, the Chief Financial Officer oversees budgeting, revenue cycle management, and investment in new medical infrastructure. Sergio Rivera ensures that the company maintains strong partnerships with international and national insurance providers to facilitate sustainable growth. This leadership role involves analyzing financial data to support the expansion of surgical procedures and emergency services across various states. By optimizing cost structures and enhancing revenue streams, Rivera strengthens the economic foundation of the enterprise. The Chief Financial Officer also collaborates with the executive team to align financial goals with the broader mission of community support and healthcare excellence. Through disciplined fiscal management, Rivera provides the necessary resources to sustain the high standards of care that define the organization.

    Gustavo Guerchon - Chief Operating Officer

    Gustavo Guerchon, the Chief Operating Officer at Hospitales MAC, manages the daily clinical and administrative workflows across the entire hospital network. Overseeing the efficiency of maternity, emergency, and surgical departments, the Chief Operating Officer ensures that every facility meets rigorous standards of professional care. Gustavo Guerchon coordinates with regional managers to optimize resource allocation and patient throughput in diverse geographic markets. This role involves streamlining internal processes to support the rapid growth of the organization while maintaining the high quality of service expected by patients. By implementing standardized operational protocols, Guerchon enhances the consistency of care delivery across all locations. The Chief Operating Officer also monitors performance metrics to identify areas for improvement in service delivery. Through meticulous oversight of hospital operations, Guerchon directly contributes to the successful execution of the company mission and the overall satisfaction of the patient population.

    Munir Khoury - Deputy Chief of Staff

    Munir Khoury, the Deputy Chief of Staff at Hospitales MAC, coordinates administrative functions and facilitates communication between the executive leadership and the broader organization. Overseeing the alignment of internal initiatives, the Deputy Chief of Staff ensures that the strategic objectives set by the board are executed effectively across all departments. Munir Khoury manages complex projects that support the expansion of medical services and the integration of new healthcare programs. This role involves streamlining decision-making processes to enhance organizational agility in a competitive market. By fostering collaboration among various medical and administrative teams, Khoury maintains the focus on professional excellence and patient-centered care. The Deputy Chief of Staff also monitors the implementation of social commitment programs to ensure consistency with the company mission. Through diligent administrative oversight, Khoury supports the operational success of the entire hospital group and contributes to the overall efficiency of the leadership team.

    Hans Omar - Group Chief Technology Officer, En Hospitales MAC

    Hans Omar, the Group Chief Technology Officer, En Hospitales MAC at Hospitales MAC, architects the digital infrastructure that supports modern healthcare delivery. Overseeing the implementation of advanced medical information systems, the Group Chief Technology Officer, En Hospitales MAC ensures that patient data remains secure and accessible across all hospital locations. Hans Omar drives the adoption of innovative technologies to improve surgical outcomes and emergency response times. This role involves integrating digital platforms with insurance provider systems to streamline administrative tasks and enhance the patient experience. By leveraging data analytics, Omar identifies opportunities to optimize clinical workflows and improve operational efficiency. The Group Chief Technology Officer, En Hospitales MAC also collaborates with other executives to align technological investments with the long-term growth strategy of the organization. Through the deployment of cutting-edge solutions, Omar ensures that the company remains at the forefront of medical technology in the healthcare sector.

    Explore Leadership Teams in Hospitals & Physicians Clinics

    Frequently Asked Questions Regarding Hospitales MAC Top Executives and Leadership Team

    Who leads Hospitales MAC?
    Hospitales MAC is led by Miguel Siman (Fundador, Presidente Y Chief Executive Officer), along with executives such as Sergio Rivera (Chief Financial Officer) and Gustavo Guerchon (Chief Operating Officer).
    Who is part of Hospitales MAC’s executive team?
    The executive team of Hospitales MAC includes leaders such as Miguel Siman (Fundador, Presidente Y Chief Executive Officer), Sergio Rivera (Chief Financial Officer), Gustavo Guerchon (Chief Operating Officer) and other senior executives.
    How many executives does Hospitales MAC have?
    Hospitales MAC has 5 executives leading key business areas.
    What roles are included in Hospitales MAC’s leadership team?
    The leadership team of Hospitales MAC includes roles such as Fundador, Presidente Y Chief Executive Officer, Chief Financial Officer, Chief Operating Officer, Deputy Chief of Staff, Group Chief Technology Officer, En Hospitales MAC.