Chartis Executive and Leadership Team

May, 2026

Leadership Overview

Chartis has 8 executives leading key functions including strategy, finance, marketing, operations, and client relations.

Driven by a commitment to advancing healthcare, Chartis focuses on delivering strategic, operational, financial, and technology consulting services to enhance healthcare delivery and patient outcomes across the entire ecosystem.

Leadership Roles at Chartis

  • Chief Executive Officer - Kenneth Graboys
  • Chief Financial Officer - Sean McMillen
  • Chief Operating Officer - Shannon Brownell
  • President & Database Administrator - Shane Mccaffrey
  • President - Gregory Maddrey
  • Chief Marketing Officer - Colleen Kuesel
  • Partner and Vice President, Chief of Staff - Erinn McKain
  • Rev - Isaac Flerctsher
  • Kenneth Graboys - Chief Executive Officer

    Kenneth Graboys, the Chief Executive Officer at Chartis, directs the firm's overall strategy and operational execution. Graboys guides Chartis in providing comprehensive advisory services, focusing on healthcare strategy, digital transformation, operational improvement, and technology implementation. This leadership role involves ensuring the firm's deep industry expertise is leveraged to support clients navigating complex challenges like regulatory changes, financial sustainability, and evolving care delivery models. Kenneth Graboys oversees the alignment of consulting services with client needs, driving improvements in healthcare delivery and patient outcomes. The Chief Executive Officer's purview extends to fostering innovation within the firm and maintaining Chartis's position as a leading healthcare advisory and consulting firm. By championing a client-centric approach, Graboys ensures the delivery of impactful solutions that address the structural and technological shifts within the healthcare sector.
    Kenneth Graboys

    Sean McMillen - Chief Financial Officer

    Sean McMillen, the Chief Financial Officer at Chartis, manages the firm's financial operations and strategic fiscal planning. McMillen oversees all aspects of financial reporting, budgeting, forecasting, and investment strategies, ensuring the financial health and sustainability of Chartis. This critical role involves managing capital allocation, optimizing financial performance, and supporting the firm's growth initiatives through sound financial management. The Chief Financial Officer works closely with other executive leaders to align financial strategies with the company's overarching business objectives and consulting service delivery. Sean McMillen's financial oversight is essential for maintaining client trust and supporting the firm's expansion into new service areas and markets within the healthcare ecosystem. By ensuring fiscal discipline and strategic financial planning, McMillen contributes directly to Chartis's ability to invest in talent and technology, thereby enhancing its consulting capabilities.

    Shannon Brownell - Chief Operating Officer

    Shannon Brownell, the Chief Operating Officer at Chartis, manages the firm's day-to-day operational efficiency and service delivery. Brownell oversees the internal processes, resource allocation, and operational infrastructure that support Chartis's consulting engagements across the healthcare ecosystem. This leadership position involves optimizing workflows, implementing best practices, and ensuring the seamless execution of strategic, operational, financial, and technology consulting services. Shannon Brownell works to enhance the firm's capacity to serve a diverse client base, including hospitals, health systems, and payers, by streamlining operations and fostering a culture of continuous improvement. The Chief Operating Officer plays a key part in scaling the firm's capabilities to meet increasing market demand and ensuring the quality and effectiveness of client solutions. By driving operational excellence, Brownell directly contributes to Chartis's ability to deliver superior advisory services and achieve client objectives in a complex healthcare environment.
    Shannon Brownell

    Shane Mccaffrey - President & Database Administrator

    Shane Mccaffrey, the President & Database Administrator at Chartis, holds a dual role encompassing executive leadership and specialized technical management. As President, Mccaffrey contributes to the firm's strategic direction and client engagement, particularly in areas requiring specialized expertise. Concurrently, the Database Administrator function involves overseeing the integrity, security, and performance of Chartis's critical data systems, which underpin its consulting services and client solutions. This unique combination of responsibilities allows Mccaffrey to bridge executive strategy with the foundational technological infrastructure. Shane Mccaffrey ensures that the firm's data assets are managed effectively to support advanced analytics and informed decision-making for clients navigating the healthcare ecosystem. The President & Database Administrator's role is vital for maintaining operational continuity and leveraging data as a strategic asset in delivering consulting services.

    Gregory Maddrey - President

    Gregory Maddrey, the President at Chartis, drives strategic initiatives and client relationships within the healthcare advisory landscape. Maddrey focuses on expanding the firm's service offerings and market reach, ensuring Chartis remains at the forefront of healthcare consulting. This leadership position involves guiding teams in delivering impactful solutions related to healthcare strategy, operational performance, and technology implementation for hospitals, health systems, and payers. Gregory Maddrey collaborates with executive peers to foster innovation and maintain the high standards of expertise for which Chartis is known. The President's role is instrumental in shaping the firm's growth trajectory and reinforcing its commitment to improving healthcare delivery and patient outcomes. By championing client success and strategic development, Maddrey significantly contributes to Chartis's reputation and its ability to address complex industry challenges.
    Gregory Maddrey

    Colleen Kuesel - Chief Marketing Officer

    Colleen Kuesel, the Chief Marketing Officer at Chartis, directs the firm's market presence and strategic brand positioning. Kuesel oversees all marketing and communications initiatives, including market research, lead generation, content strategy, and public relations, to enhance Chartis's visibility and reputation within the healthcare sector. This role is pivotal in articulating the firm's value proposition and expertise in areas such as healthcare strategy, digital transformation, and operational improvement. Colleen Kuesel collaborates with the sales and consulting teams to develop targeted campaigns that resonate with hospitals, health systems, insurance providers, and other healthcare stakeholders. The Chief Marketing Officer's efforts are crucial for driving client engagement and supporting the firm's growth by highlighting its deep industry knowledge and successful client outcomes. By shaping the firm's narrative, Kuesel ensures Chartis remains a recognized leader in advisory services for the evolving healthcare landscape.
    Colleen Kuesel

    Erinn McKain - Partner and Vice President, Chief of Staff

    Erinn McKain, the Partner and Vice President, Chief of Staff at Chartis, provides strategic support and operational oversight to the executive leadership team. McKain facilitates the execution of key initiatives, manages special projects, and ensures alignment across various business units and consulting practices. This role involves close collaboration with the Chief Executive Officer and other senior leaders to drive strategic priorities and enhance organizational effectiveness. Erinn McKain's responsibilities include coordinating internal communications, supporting board relations, and optimizing the operational cadence of the firm. The Partner and Vice President, Chief of Staff plays a crucial role in translating strategic vision into actionable plans, ensuring that Chartis effectively delivers its comprehensive advisory services to the healthcare sector. By managing critical cross-functional efforts, McKain contributes significantly to the firm's ability to navigate industry challenges and achieve its growth objectives.

    Isaac Flerctsher - Rev

    Isaac Flerctsher, the Rev at Chartis, contributes to the firm's strategic objectives and client-focused initiatives. While the specific scope of 'Rev' requires further clarification within the context of Chartis's operations, this role likely involves driving forward key projects or client engagements that are critical to the firm's mission. Flerctsher's involvement suggests a focus on advancing specific areas of Chartis's consulting services, potentially related to revenue cycle management, strategic development, or operational revitalization within the healthcare sector. Isaac Flerctsher works to ensure that Chartis's advisory services effectively address the evolving needs of healthcare organizations. The Rev's contribution is essential for maintaining momentum on critical business fronts and supporting the firm's overall goal of improving healthcare delivery and operational performance for its clients.

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    Frequently Asked Questions Regarding Chartis Top Executives and Leadership Team

    Who leads Chartis?
    Chartis is led by Kenneth Graboys (Chief Executive Officer), along with executives such as Sean McMillen (Chief Financial Officer) and Shannon Brownell (Chief Operating Officer).
    Who is part of Chartis’s executive team?
    The executive team of Chartis includes leaders such as Kenneth Graboys (Chief Executive Officer), Sean McMillen (Chief Financial Officer), Shannon Brownell (Chief Operating Officer) and other senior executives.
    How many executives does Chartis have?
    Chartis has 8 executives leading key business areas.
    What roles are included in Chartis’s leadership team?
    The leadership team of Chartis includes roles such as Chief Executive Officer, Chief Financial Officer, Chief Operating Officer, President & Database Administrator, President.