United Nations Executive and Leadership Team

October, 2026

Leadership Overview

United Nations has 10 executives leading key functions including strategy, global operations, human resources, and administrative support.

Committed to fostering global stability, United Nations drives international cooperation and harmonizes the actions of nations to maintain peace and security across diverse geopolitical landscapes.

Leadership Roles at United Nations

  • Chief Executive Officer & President - Kiran Kweon
  • President & Chief Executive Officer - Sahar (Ariti Sarah/Sarah) Almeshni
  • Business Support Cos To Senior Executive & Global Beccs President & Chief Executive Officer - Airion Wilhite
  • Group Chief Executive Officer - George Morison
  • Chief of Staff - Rafael Sacal
  • Chief Marketing Officer - Iqbal Mohd
  • Chief Human Resources Officer - Glenda Newton
  • Chief Human Resources Officer - Danielle Koster
  • Chief of Staff Unsom - Hedwig Maex
  • Chief Human Resources Officer - Adrienne Palacios
  • Kiran Kweon - Chief Executive Officer & President

    Kiran Kweon, the Chief Executive Officer & President at United Nations, directs the overarching strategic vision for international peace and security. Overseeing the alignment of intergovernmental initiatives, the Chief Executive Officer & President ensures that member states maintain productive diplomatic relations. This leadership role involves managing complex global negotiations and coordinating large-scale humanitarian efforts across multiple continents. By optimizing organizational resources, Kiran Kweon directly impacts the efficacy of international cooperation frameworks. Kweon maintains rigorous standards for diplomatic engagement while navigating the intricate political dynamics inherent in global governance. Through the implementation of sustainable development goals, the Chief Executive Officer & President secures long-term stability for vulnerable regions. Ultimately, Kweon drives the mission of harmonizing the actions of nations to prevent conflict and promote prosperity on a worldwide scale.

    Sahar (Ariti Sarah/Sarah) Almeshni - President & Chief Executive Officer

    Sahar (Ariti Sarah/Sarah) Almeshni, the President & Chief Executive Officer at United Nations, manages the operational execution of international security mandates. Focusing on the development of friendly relations among nations, the President & Chief Executive Officer architects frameworks for conflict resolution and crisis management. This role requires constant collaboration with global stakeholders to address emerging threats to peace. By streamlining administrative processes, Sahar (Ariti Sarah/Sarah) Almeshni enhances the responsiveness of the organization during humanitarian emergencies. Almeshni monitors regional developments to ensure that diplomatic interventions remain effective and timely. Through the promotion of international law and human rights, the President & Chief Executive Officer strengthens the foundation of global cooperation. Ultimately, Almeshni drives the strategic agenda to ensure that the organization remains a central pillar for collective security and sustainable development across all member nations.

    Airion Wilhite - Business Support Cos To Senior Executive & Global Beccs President & Chief Executive Officer

    Airion Wilhite, the Business Support Cos To Senior Executive & Global Beccs President & Chief Executive Officer at United Nations, coordinates the logistical infrastructure required for high-level diplomatic missions. Overseeing the integration of business support services, the Business Support Cos To Senior Executive & Global Beccs President & Chief Executive Officer ensures that global operations receive the necessary resources for success. This leadership role involves managing complex supply chains and operational budgets to support international peace initiatives. By optimizing internal workflows, Airion Wilhite directly impacts the efficiency of global field offices. Wilhite facilitates communication between executive leadership and regional directors to maintain operational continuity. Through the rigorous application of administrative standards, the Business Support Cos To Senior Executive & Global Beccs President & Chief Executive Officer supports the broader mission of international cooperation. Ultimately, Wilhite secures the operational stability required for effective global governance.

    George Morison - Group Chief Executive Officer

    George Morison, the Group Chief Executive Officer at United Nations, oversees the strategic expansion of international cooperation programs across diverse global regions. Directing the implementation of large-scale security initiatives, the Group Chief Executive Officer ensures that organizational goals align with the evolving needs of member states. This leadership role involves managing cross-functional teams to address systemic challenges in global development. By fostering partnerships with international entities, George Morison enhances the reach and impact of diplomatic efforts. Morison monitors the performance of various departments to ensure accountability and transparency in all operations. Through the strategic allocation of funding and personnel, the Group Chief Executive Officer drives progress toward sustainable peace. Ultimately, Morison secures the long-term viability of the organization by maintaining a focus on collaborative problem-solving and the harmonization of international actions.

    Rafael Sacal - Chief of Staff

    Rafael Sacal, the Chief of Staff at United Nations, manages the daily operations of the executive office to ensure seamless coordination of diplomatic priorities. Overseeing the flow of information between senior leadership and external stakeholders, the Chief of Staff facilitates efficient decision-making processes. This role involves managing high-stakes schedules and preparing critical briefings for international summits. By streamlining communication channels, Rafael Sacal directly impacts the speed and accuracy of organizational responses to global crises. Sacal coordinates with various departments to ensure that strategic initiatives receive the necessary executive attention. Through the management of internal policy development, the Chief of Staff maintains organizational discipline and focus. Ultimately, Sacal drives the operational success of the executive team by providing the structural support required to navigate the complexities of international relations and maintain global peace.

    Iqbal Mohd - Chief Marketing Officer

    Iqbal Mohd, the Chief Marketing Officer at United Nations, directs the global communication strategy to promote the mission of international peace and security. Overseeing the dissemination of information to member states and the public, the Chief Marketing Officer ensures that the organization's values remain visible and impactful. This leadership role involves managing public relations campaigns that highlight the importance of international cooperation. By leveraging digital platforms and traditional media, Iqbal Mohd increases awareness of humanitarian efforts and development goals. Mohd monitors public sentiment to tailor messaging that fosters support for diplomatic initiatives. Through the development of strategic partnerships with media outlets, the Chief Marketing Officer amplifies the reach of the organization's advocacy. Ultimately, Mohd drives the narrative of global unity, ensuring that the message of peace resonates across diverse cultures and political environments.

    Glenda Newton - Chief Human Resources Officer

    Glenda Newton, the Chief Human Resources Officer at United Nations, manages the talent acquisition and development strategies for the organization's global workforce. Overseeing the recruitment of specialized personnel for international missions, the Chief Human Resources Officer ensures that the right expertise is deployed to critical regions. This role involves designing training programs that equip staff with the skills necessary for complex diplomatic environments. By fostering an inclusive and diverse workplace culture, Glenda Newton enhances the effectiveness of international teams. Newton monitors employee performance and well-being to maintain high standards of professional conduct. Through the implementation of robust human capital policies, the Chief Human Resources Officer supports the long-term growth and stability of the organization. Ultimately, Newton drives the success of the workforce by ensuring that all personnel remain aligned with the core mission of global peace.

    Danielle Koster - Chief Human Resources Officer

    Danielle Koster, the Chief Human Resources Officer at United Nations, focuses on the organizational design and structural efficiency of the global human resources department. Overseeing the modernization of performance management systems, the Chief Human Resources Officer ensures that staff contributions are accurately measured and rewarded. This leadership role involves analyzing workforce data to optimize staffing levels across various international offices. By streamlining administrative HR processes, Danielle Koster reduces operational friction and improves service delivery. Koster collaborates with leadership to develop succession plans that ensure continuity in critical diplomatic roles. Through the promotion of ethical standards and professional development, the Chief Human Resources Officer strengthens the internal capacity of the organization. Ultimately, Koster drives the operational excellence of the human resources function, ensuring that the organization attracts and retains the talent necessary to achieve its global objectives.

    Hedwig Maex - Chief of Staff Unsom

    Hedwig Maex, the Chief of Staff Unsom at United Nations, directs the operational support for specific regional missions focused on stability and security. Overseeing the coordination of field operations, the Chief of Staff Unsom ensures that mission objectives are met with precision and efficiency. This role involves managing the logistical and administrative requirements of personnel deployed in challenging environments. By facilitating communication between field teams and headquarters, Hedwig Maex ensures that strategic directives are executed effectively on the ground. Maex monitors the security and safety protocols for all mission staff to maintain operational integrity. Through the rigorous management of resources, the Chief of Staff Unsom supports the broader goal of maintaining peace in volatile regions. Ultimately, Maex drives the success of regional missions by providing the necessary leadership and administrative oversight to navigate complex local dynamics.

    Adrienne Palacios - Chief Human Resources Officer

    Adrienne Palacios, the Chief Human Resources Officer at United Nations, manages the global compensation and benefits strategy to ensure the organization remains competitive in attracting top-tier diplomatic talent. Overseeing the alignment of HR policies with international labor standards, the Chief Human Resources Officer ensures compliance and fairness across all regions. This leadership role involves negotiating benefits packages that support staff working in diverse and often difficult locations. By analyzing market trends, Adrienne Palacios adjusts compensation structures to reflect the evolving needs of the international workforce. Palacios collaborates with executive leadership to address workforce challenges and improve employee engagement. Through the development of comprehensive wellness programs, the Chief Human Resources Officer supports the health and resilience of personnel. Ultimately, Palacios drives the organizational culture by ensuring that the workforce feels valued and supported in the pursuit of global peace.

    Explore Leadership Teams in Federal

    Frequently Asked Questions Regarding United Nations Top Executives and Leadership Team

    Who leads United Nations?
    United Nations is led by Kiran Kweon (Chief Executive Officer & President), along with executives such as Sahar (Ariti Sarah/Sarah) Almeshni (President & Chief Executive Officer) and Airion Wilhite (Business Support Cos To Senior Executive & Global Beccs President & Chief Executive Officer).
    Who is part of United Nations’s executive team?
    The executive team of United Nations includes leaders such as Kiran Kweon (Chief Executive Officer & President), Sahar (Ariti Sarah/Sarah) Almeshni (President & Chief Executive Officer), Airion Wilhite (Business Support Cos To Senior Executive & Global Beccs President & Chief Executive Officer) and other senior executives.
    How many executives does United Nations have?
    United Nations has 10 executives leading key business areas.
    What roles are included in United Nations’s leadership team?
    The leadership team of United Nations includes roles such as Chief Executive Officer & President, President & Chief Executive Officer, Business Support Cos To Senior Executive & Global Beccs President & Chief Executive Officer, Group Chief Executive Officer, Chief of Staff.