PHI Executive and Leadership Team

June, 2026

Leadership Overview

PHI has 10 executives leading key functions including strategy, operations, technology, and finance.

Driven by a legacy of aviation excellence, PHI is dedicated to providing critical helicopter services across diverse industries, prioritizing safety and operational integrity in every mission.

Leadership Roles at PHI

  • Chief Executive Officer - Kirk Ouimet
  • President & Chief Executive Officer - Mary Maraat
  • Chief Executive Officer and DIRECTOR PHI-STATS - Pascual Gerstenfeld
  • Chairman & Chief Executive Officer - Joseph Owusu-Ansah
  • Chief Financial Officer - Charles Bonin
  • Acting Chief Financial Officer - Sas Maina
  • Chief of Staff - John Johnson
  • Chief Technology Officer - Juan Maris
  • Chief Information Officer - William Deves
  • Founder & Chief Technology Officer - Horen Kuecuekyan
  • Kirk Ouimet - Chief Executive Officer

    Kirk Ouimet, the Chief Executive Officer at PHI, directs the overarching corporate strategy and operational execution. Overseeing all business units, Ouimet ensures alignment with the company's mission to provide essential helicopter services to the Oil and Gas, mining, International, Air Medical, and Technical Services sectors. This leadership position involves driving growth initiatives and maintaining the highest standards of safety and efficiency across global operations. By focusing on strategic partnerships and market expansion, Kirk Ouimet strengthens PHI's position as a leader in the aviation services industry. The executive's focus extends to fostering innovation within the fleet and operational protocols, ensuring PHI remains at the forefront of technological advancements and service delivery.

    Mary Maraat - President & Chief Executive Officer

    Mary Maraat, the President & Chief Executive Officer at PHI, spearheads the company's strategic direction and operational oversight. Maraat guides PHI's commitment to delivering vital helicopter services across the Oil and Gas, mining, International, Air Medical, and Technical Services industries. This executive role encompasses fostering a culture of safety, efficiency, and continuous improvement throughout the organization. By championing strategic initiatives, Mary Maraat ensures PHI maintains its competitive edge and expands its service capabilities. The President & Chief Executive Officer's responsibilities include cultivating key stakeholder relationships and driving the company's long-term vision for sustained growth and market leadership in specialized aviation solutions.

    Pascual Gerstenfeld - Chief Executive Officer and DIRECTOR PHI-STATS

    Pascual Gerstenfeld, the Chief Executive Officer and DIRECTOR PHI-STATS at PHI, commands the strategic vision and operational management for the company's statistical analysis division. Gerstenfeld directs the integration of data-driven insights to enhance helicopter service delivery across the Oil and Gas, mining, International, Air Medical, and Technical Services sectors. This critical role involves leveraging advanced analytics to optimize flight operations, improve safety metrics, and identify new service opportunities. By ensuring the robust performance of PHI-STATS, Pascual Gerstenfeld contributes significantly to the company's overall efficiency and competitive positioning. The executive's leadership ensures that data analytics directly supports PHI's mission of providing reliable and advanced aviation solutions.

    Joseph Owusu-Ansah - Chairman & Chief Executive Officer

    Joseph Owusu-Ansah, the Chairman & Chief Executive Officer at PHI, provides executive leadership and strategic governance for the organization. Owusu-Ansah guides PHI's mission to deliver essential helicopter services to the Oil and Gas, mining, International, Air Medical, and Technical Services industries, ensuring robust operational frameworks and corporate responsibility. This senior leadership role involves setting the long-term strategic agenda and overseeing the executive team's performance. By championing the company's core values and commitment to safety, Joseph Owusu-Ansah reinforces PHI's reputation for excellence. The Chairman & Chief Executive Officer's influence extends to fostering strong relationships with stakeholders and driving sustainable business practices across all operational facets.

    Charles Bonin - Chief Financial Officer

    Charles Bonin, the Chief Financial Officer at PHI, oversees the company's financial operations and strategic fiscal planning. Bonin manages all aspects of financial reporting, budgeting, and investment strategies to support PHI's extensive helicopter services in the Oil and Gas, mining, International, Air Medical, and Technical Services industries. This critical position involves ensuring financial stability, optimizing resource allocation, and driving profitability. By providing expert financial guidance, Charles Bonin enables informed strategic decisions and supports the company's long-term growth objectives. The Chief Financial Officer's responsibilities include maintaining strong financial controls and fostering relationships with financial institutions to secure capital for operational expansion and technological advancements.

    Sas Maina - Acting Chief Financial Officer

    Sas Maina, the Acting Chief Financial Officer at PHI, provides interim leadership for the company's financial management and strategic fiscal planning. Maina ensures continuity in financial operations, overseeing reporting, budgeting, and resource allocation for PHI's helicopter services across the Oil and Gas, mining, International, Air Medical, and Technical Services sectors. This executive role focuses on maintaining financial integrity and supporting operational continuity during the transition period. By diligently managing fiscal responsibilities, Sas Maina contributes to the stability and ongoing success of the organization. The Acting Chief Financial Officer's commitment ensures that financial oversight remains robust, supporting PHI's mission and operational requirements.

    John Johnson - Chief of Staff

    John Johnson, the Chief of Staff at PHI, acts as a key strategic advisor and operational facilitator for the executive leadership team. Johnson supports the execution of corporate initiatives across the Oil and Gas, mining, International, Air Medical, and Technical Services sectors, ensuring seamless coordination and efficient resource allocation. This role involves managing critical projects, streamlining internal communications, and enhancing organizational effectiveness. By bridging strategic planning and day-to-day operations, John Johnson ensures that PHI's objectives are met with precision and agility. The Chief of Staff's contributions are vital in driving operational excellence and supporting the company's overarching mission of providing superior helicopter services.

    Juan Maris - Chief Technology Officer

    Juan Maris, the Chief Technology Officer at PHI, architects the company's technological vision and oversees its implementation across all service areas. Maris drives innovation in aviation technology, enhancing the safety and efficiency of helicopter operations for the Oil and Gas, mining, International, Air Medical, and Technical Services industries. This leadership position involves managing the development and deployment of cutting-edge digital solutions, including advanced navigation systems and predictive maintenance technologies. By ensuring technological superiority, Juan Maris strengthens PHI's operational capabilities and competitive advantage. The Chief Technology Officer's strategic focus is on leveraging technology to optimize flight performance, improve data management, and deliver unparalleled service reliability.
    Juan Maris

    William Deves - Chief Information Officer

    William Deves, the Chief Information Officer at PHI, directs the company's information technology strategy and infrastructure. Deves ensures the secure and efficient management of data systems that support PHI's critical helicopter services for the Oil and Gas, mining, International, Air Medical, and Technical Services sectors. This executive role involves overseeing the implementation of robust IT solutions, cybersecurity measures, and digital transformation initiatives. By optimizing information systems, William Deves enhances operational workflows and supports informed decision-making across the organization. The Chief Information Officer's leadership is crucial in maintaining the integrity and accessibility of information, thereby bolstering PHI's operational resilience and service delivery.

    Horen Kuecuekyan - Founder & Chief Technology Officer

    Horen Kuecuekyan, the Founder & Chief Technology Officer at PHI, established the company's technological foundation and continues to drive its innovation. Kuecuekyan leads the strategic development and implementation of advanced technologies that enhance helicopter services for the Oil and Gas, mining, International, Air Medical, and Technical Services industries. This foundational role involves pioneering new solutions in aviation technology, focusing on safety, efficiency, and operational performance. By leveraging deep technical expertise, Horen Kuecuekyan ensures PHI remains at the cutting edge of the industry. The Founder & Chief Technology Officer's vision guides the company's technological roadmap, fostering a culture of continuous improvement and innovation in specialized aviation.

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    Frequently Asked Questions Regarding PHI Top Executives and Leadership Team

    Who leads PHI?
    PHI is led by Kirk Ouimet (Chief Executive Officer), along with executives such as Mary Maraat (President & Chief Executive Officer) and Pascual Gerstenfeld (Chief Executive Officer and DIRECTOR PHI-STATS).
    Who is part of PHI’s executive team?
    The executive team of PHI includes leaders such as Kirk Ouimet (Chief Executive Officer), Mary Maraat (President & Chief Executive Officer), Pascual Gerstenfeld (Chief Executive Officer and DIRECTOR PHI-STATS) and other senior executives.
    How many executives does PHI have?
    PHI has 10 executives leading key business areas.
    What roles are included in PHI’s leadership team?
    The leadership team of PHI includes roles such as Chief Executive Officer, President & Chief Executive Officer, Chief Executive Officer and DIRECTOR PHI-STATS, Chairman & Chief Executive Officer, Chief Financial Officer.