Compass Health Executive and Leadership Team

May, 2026

Leadership Overview

Compass Health has 10 executives leading key functions including strategy, operations, finance, and medical services.

Driven by a commitment to comprehensive care, Compass Health provides nursing, neurology, geriatrics, surgery, and assisted living services, impacting behavioral healthcare across Northwest Washington.

Leadership Roles at Compass Health

  • Chief Executive Officer - Mark Cullen
  • President & Chief Executive Officer - Thomas Sebastian
  • Co-Chief Executive Officer - Allison Kidder
  • Co-Chief Executive Officer - Emily Hunter
  • Chief Financial Officer - Lisa Chachere
  • Chief Operating Officer - Stacey Alles
  • President - Marcy Woolpert
  • Chief of Staff - Melissa Judd
  • Chief Administrative Officer - Cassie Lacombe
  • Chief Medical Officer - Kathryn Gilligan
  • Mark Cullen - Chief Executive Officer

    Mark Cullen, the Chief Executive Officer at Compass Health, directs the overarching strategic vision and operational framework for the organization. Cullen's leadership ensures the delivery of comprehensive behavioral healthcare services, including nursing, neurology, geriatrics, surgery, and assisted living, aligning with the company's mission to serve Northwest Washington. This executive guides the integration of diverse healthcare offerings, fostering an environment of continuous improvement and patient-centered care. Cullen's focus remains on strengthening the organization's market position and expanding its reach within the community. The Chief Executive Officer's role involves critical decision-making that impacts service quality and organizational sustainability. Mark Cullen drives the strategic initiatives that define Compass Health's future.

    Thomas Sebastian - President & Chief Executive Officer

    Thomas Sebastian, the President & Chief Executive Officer at Compass Health, spearheads the organization's strategic direction and executive leadership. Sebastian's mandate includes overseeing the full spectrum of behavioral healthcare services, encompassing nursing, neurology, geriatrics, surgery, and assisted living, crucial for Northwest Washington's residents. This leadership position involves fostering strong relationships with stakeholders and ensuring the organization's financial health and operational efficiency. Sebastian's strategic oversight guarantees that Compass Health remains at the forefront of providing essential medical and support services. The President & Chief Executive Officer's responsibilities extend to driving innovation and maintaining the highest standards of care. Thomas Sebastian champions the organization's mission through decisive executive action.
    Thomas Sebastian

    Allison Kidder - Co-Chief Executive Officer

    Allison Kidder, the Co-Chief Executive Officer at Compass Health, shares responsibility for the organization's strategic leadership and operational execution. Kidder's role focuses on guiding the delivery of specialized behavioral healthcare services, including nursing, neurology, geriatrics, surgery, and assisted living, to the Northwest Washington community. This executive collaborates to ensure seamless integration of services and adherence to the highest standards of patient care. Kidder's strategic input is vital for enhancing Compass Health's impact and sustainability. The Co-Chief Executive Officer's position involves driving initiatives that support organizational growth and service excellence. Allison Kidder contributes significantly to the executive team's strategic decision-making.

    Emily Hunter - Co-Chief Executive Officer

    Emily Hunter, the Co-Chief Executive Officer at Compass Health, jointly directs the organization's strategic objectives and operational performance. Hunter's leadership emphasizes the provision of comprehensive behavioral healthcare, encompassing nursing, neurology, geriatrics, surgery, and assisted living services across Northwest Washington. This executive works to optimize service delivery models and foster a culture of innovation and patient advocacy. Hunter's strategic vision is integral to Compass Health's mission of providing essential care. The Co-Chief Executive Officer's responsibilities include overseeing key functional areas and ensuring alignment with organizational goals. Emily Hunter plays a pivotal role in shaping the future direction of Compass Health.

    Lisa Chachere - Chief Financial Officer

    Lisa Chachere, the Chief Financial Officer at Compass Health, directs all financial planning, management, and reporting activities for the organization. Chachere oversees the financial health of Compass Health, ensuring robust fiscal management for its behavioral healthcare services, including nursing, neurology, geriatrics, surgery, and assisted living in Northwest Washington. This executive is responsible for budgeting, financial analysis, and capital management to support the organization's strategic goals and operational needs. The Chief Financial Officer's expertise is critical for maintaining financial stability and enabling sustainable growth. Lisa Chachere safeguards the organization's financial integrity and guides its long-term economic strategy.
    Lisa Chachere

    Stacey Alles - Chief Operating Officer

    Stacey Alles, the Chief Operating Officer at Compass Health, manages the day-to-day operational activities and service delivery across all departments. Alles oversees the efficient execution of nursing, neurology, geriatrics, surgery, and assisted living services, ensuring high-quality patient care throughout Northwest Washington. This role involves optimizing resource allocation, streamlining workflows, and implementing operational strategies that enhance organizational efficiency and patient satisfaction. The Chief Operating Officer's focus is on maintaining robust operational standards and driving continuous improvement in service delivery. Stacey Alles ensures that the organization's operational infrastructure effectively supports its mission and strategic objectives.
    Stacey Alles

    Marcy Woolpert - President

    Marcy Woolpert, the President at Compass Health, holds a significant leadership position focused on organizational strategy and operational oversight. Woolpert's role involves guiding the delivery of essential behavioral healthcare services, including nursing, neurology, geriatrics, surgery, and assisted living, to the Northwest Washington community. This executive contributes to strategic planning and ensures that operational frameworks effectively support the organization's mission and growth objectives. The President's influence is vital for maintaining Compass Health's commitment to quality care and community impact. Marcy Woolpert drives initiatives that enhance the organization's service capabilities and market presence.

    Melissa Judd - Chief of Staff

    Melissa Judd, the Chief of Staff at Compass Health, provides strategic support and operational coordination across executive functions. Judd facilitates the execution of key initiatives related to the organization's behavioral healthcare services, including nursing, neurology, geriatrics, surgery, and assisted living, serving Northwest Washington. This role involves managing special projects, enhancing internal communication, and ensuring alignment between leadership priorities and operational execution. The Chief of Staff's contribution is essential for driving organizational effectiveness and supporting the executive team's strategic agenda. Melissa Judd enhances operational efficiency and strategic alignment throughout Compass Health.

    Cassie Lacombe - Chief Administrative Officer

    Cassie Lacombe, the Chief Administrative Officer at Compass Health, oversees the administrative functions that support the organization's comprehensive behavioral healthcare services. Lacombe manages critical administrative operations for nursing, neurology, geriatrics, surgery, and assisted living, ensuring efficient support for patients and staff across Northwest Washington. This executive's responsibilities include optimizing administrative processes, managing facilities, and ensuring compliance with regulatory requirements. The Chief Administrative Officer plays a key role in maintaining the smooth operation of the organization's infrastructure. Cassie Lacombe ensures that administrative support effectively underpins Compass Health's mission and service delivery.
    Cassie Lacombe

    Kathryn Gilligan - Chief Medical Officer

    Kathryn Gilligan, the Chief Medical Officer at Compass Health, leads the clinical strategy and medical operations, ensuring the highest standards of patient care. Gilligan directs the medical aspects of nursing, neurology, geriatrics, surgery, and assisted living services, upholding clinical excellence for patients in Northwest Washington. This executive is responsible for clinical quality improvement, physician relations, and the implementation of evidence-based medical practices. The Chief Medical Officer's guidance is crucial for maintaining the integrity and effectiveness of Compass Health's healthcare offerings. Kathryn Gilligan ensures that clinical outcomes align with the organization's commitment to patient well-being and recovery.
    Kathryn Gilligan

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    Frequently Asked Questions Regarding Compass Health Top Executives and Leadership Team

    Who leads Compass Health?
    Compass Health is led by Mark Cullen (Chief Executive Officer), along with executives such as Thomas Sebastian (President & Chief Executive Officer) and Allison Kidder (Co-Chief Executive Officer).
    Who is part of Compass Health’s executive team?
    The executive team of Compass Health includes leaders such as Mark Cullen (Chief Executive Officer), Thomas Sebastian (President & Chief Executive Officer), Allison Kidder (Co-Chief Executive Officer) and other senior executives.
    How many executives does Compass Health have?
    Compass Health has 10 executives leading key business areas.
    What roles are included in Compass Health’s leadership team?
    The leadership team of Compass Health includes roles such as Chief Executive Officer, President & Chief Executive Officer, Co-Chief Executive Officer, Co-Chief Executive Officer, Chief Financial Officer.