Centerstone Executive and Leadership Team

July, 2026

Leadership Overview

Centerstone has 10 executives leading key functions including strategy, finance, marketing, and operations.

Driven by a commitment to healing and recovery, Centerstone delivers comprehensive behavioral health services, integrating clinical care, research, and advocacy to foster improved outcomes across the nation.

Leadership Roles at Centerstone

  • Chief Executive Officer - Kay Whittington
  • Chief Executive Officer (Florida) - Alicia Williams
  • Co-Chief Executive Officer - Ethan Karavani
  • Chief Executive Officer (Indiana Market) - Lisa Dominisse
  • Chief Financial Officer - Jennifer Gagnon
  • Chief Operating Officer - Alexis Brown
  • Chief Operating Officer, Centerstone Indiana at Adult and Child Health - Jessica Stembel
  • Regional Chief Operating Officer - Jennifer Thomason
  • Chief Marketing Officer - Johnel Reid
  • Chief Marketing Officer, Centerstone - Deborah Cagle
  • Kay Whittington - Chief Executive Officer

    Kay Whittington, the Chief Executive Officer at Centerstone, directs the overarching strategy and operational framework for one of the nation's largest nonprofit behavioral healthcare organizations. This leadership role involves guiding the organization's mission to provide comprehensive mental health and substance use disorder treatment services across diverse settings, including outpatient clinics, residential programs, hospitals, and telehealth platforms. Whittington ensures that Centerstone's clinical care, research initiatives, training programs, and policy advocacy efforts align to achieve superior behavioral health outcomes for nearly 110,000 individuals served annually. The Chief Executive Officer's focus remains on expanding access to care and driving innovation within the behavioral health sector, solidifying Centerstone's position as a leader in the field. Kay Whittington's strategic vision propels the organization's growth and impact.

    Alicia Williams - Chief Executive Officer (Florida)

    Alicia Williams, the Chief Executive Officer (Florida) at Centerstone, spearheads the strategic direction and operational execution for the organization's Florida market. This executive leadership position involves overseeing the delivery of critical mental health and substance use disorder treatment services tailored to the specific needs of communities within Florida. Williams ensures that outpatient clinics, residential programs, and telehealth services meet high standards of care, directly impacting the well-being of children, adolescents, adults, veterans, and families. The Chief Executive Officer (Florida) drives initiatives to enhance service accessibility and effectiveness, fostering strong community partnerships and advocating for improved behavioral health policies within the state. Alicia Williams's leadership ensures robust service provision and positive patient outcomes across Florida.

    Ethan Karavani - Co-Chief Executive Officer

    Ethan Karavani, the Co-Chief Executive Officer at Centerstone, shares responsibility for the strategic leadership and comprehensive management of the organization's extensive behavioral healthcare operations. This pivotal role involves collaborating to guide the delivery of mental health and substance use disorder treatment services across multiple states, serving nearly 110,000 individuals annually. Karavani's focus includes driving innovation in service delivery models, such as telehealth and crisis care, while ensuring the integration of clinical care, research, training, and policy advocacy. The Co-Chief Executive Officer works to expand the organization's reach and impact, championing efforts to improve behavioral health outcomes nationwide. Ethan Karavani's collaborative leadership strengthens Centerstone's mission and operational excellence.

    Lisa Dominisse - Chief Executive Officer (Indiana Market)

    Lisa Dominisse, the Chief Executive Officer (Indiana Market) at Centerstone, directs the strategic vision and operational execution for the organization's services within Indiana. This executive leadership role focuses on delivering comprehensive mental health and substance use disorder treatment to residents across the state, utilizing outpatient clinics, residential programs, and telehealth. Dominisse ensures that the Indiana market operations align with Centerstone's national mission, emphasizing clinical excellence and accessibility for children, adolescents, adults, veterans, and families. The Chief Executive Officer (Indiana Market) fosters key partnerships within the state and advocates for policies that advance behavioral health. Lisa Dominisse's leadership drives significant improvements in behavioral health outcomes throughout Indiana.
    Lisa Dominisse

    Jennifer Gagnon - Chief Financial Officer

    Jennifer Gagnon, the Chief Financial Officer at Centerstone, directs all financial operations and fiscal strategy for the nonprofit behavioral healthcare organization. This critical role involves managing budgets, financial planning, revenue cycle management, and ensuring the financial sustainability of services provided across outpatient clinics, residential programs, hospitals, and telehealth platforms. Gagnon oversees financial reporting and compliance, safeguarding the organization's resources to maximize its capacity for serving nearly 110,000 individuals annually. The Chief Financial Officer plays a key part in strategic decision-making, ensuring that financial health supports the expansion of mental health and substance use disorder treatment services nationwide. Jennifer Gagnon's financial acumen underpins Centerstone's ability to deliver care and pursue its mission.

    Alexis Brown - Chief Operating Officer

    Alexis Brown, the Chief Operating Officer at Centerstone, oversees the day-to-day operational management and efficiency of the organization's extensive behavioral healthcare network. This leadership role involves optimizing the delivery of mental health and substance use disorder treatment services across multiple states, ensuring seamless operations within outpatient clinics, residential programs, hospitals, and telehealth services. Brown focuses on streamlining processes, enhancing service quality, and ensuring that nearly 110,000 individuals served annually receive timely and effective care. The Chief Operating Officer collaborates with other executives to implement strategic initiatives that support clinical excellence, operational scalability, and the overall mission of improving behavioral health outcomes. Alexis Brown's operational oversight is crucial for Centerstone's nationwide impact.

    Jessica Stembel - Chief Operating Officer, Centerstone Indiana at Adult and Child Health

    Jessica Stembel, the Chief Operating Officer, Centerstone Indiana at Adult and Child Health, manages the operational framework for integrated behavioral and physical health services within Indiana. This role involves overseeing the delivery of mental health and substance use disorder treatment, ensuring seamless coordination between Centerstone Indiana and Adult and Child Health programs. Stembel focuses on optimizing service delivery across various settings, enhancing patient access and care quality for diverse populations. The Chief Operating Officer drives operational efficiencies and strategic initiatives that support the organization's mission to improve health and well-being. Jessica Stembel's leadership ensures effective integration and delivery of comprehensive care within the Indiana market.

    Jennifer Thomason - Regional Chief Operating Officer

    Jennifer Thomason, the Regional Chief Operating Officer at Centerstone, oversees operational strategies and execution across designated regions for the nonprofit behavioral healthcare organization. This executive position involves managing the delivery of mental health and substance use disorder treatment services, ensuring consistency and quality across multiple facilities and service lines. Thomason focuses on optimizing operational workflows, enhancing patient care delivery, and driving efficiency to support Centerstone's mission of improving behavioral health outcomes. The Regional Chief Operating Officer plays a vital role in implementing strategic plans, fostering collaboration among regional teams, and ensuring that services effectively meet community needs. Jennifer Thomason's leadership ensures robust operational performance across her assigned regions.

    Johnel Reid - Chief Marketing Officer

    Johnel Reid, the Chief Marketing Officer at Centerstone, leads all marketing, communications, and brand strategy initiatives for the leading nonprofit behavioral healthcare organization. This executive position involves developing and executing campaigns to raise awareness about mental health and substance use disorder treatment services, reaching children, adolescents, adults, veterans, and families. Reid oversees public relations, digital marketing, and community outreach efforts designed to enhance service accessibility and engagement across outpatient clinics, residential programs, and telehealth. The Chief Marketing Officer ensures consistent messaging that reflects Centerstone's commitment to improving behavioral health outcomes nationwide through clinical care, research, training, and advocacy. Johnel Reid's strategic marketing drives organizational visibility and patient acquisition.

    Deborah Cagle - Chief Marketing Officer, Centerstone

    Deborah Cagle, the Chief Marketing Officer, Centerstone, directs comprehensive marketing and communications strategies to advance the organization's mission in behavioral healthcare. This leadership role involves shaping brand identity, increasing public awareness of mental health and substance use disorder services, and driving engagement with key stakeholders across diverse communities. Cagle oversees the development and implementation of marketing campaigns that highlight Centerstone's commitment to clinical care, research, training, and policy advocacy. The Chief Marketing Officer ensures that all communications effectively convey the organization's impact and value proposition to children, adolescents, adults, veterans, and families nationwide. Deborah Cagle's strategic marketing efforts enhance Centerstone's reach and influence.

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    Frequently Asked Questions Regarding Centerstone Top Executives and Leadership Team

    Who leads Centerstone?
    Centerstone is led by Kay Whittington (Chief Executive Officer), along with executives such as Alicia Williams (Chief Executive Officer (Florida)) and Ethan Karavani (Co-Chief Executive Officer).
    Who is part of Centerstone’s executive team?
    The executive team of Centerstone includes leaders such as Kay Whittington (Chief Executive Officer), Alicia Williams (Chief Executive Officer (Florida)), Ethan Karavani (Co-Chief Executive Officer) and other senior executives.
    How many executives does Centerstone have?
    Centerstone has 10 executives leading key business areas.
    What roles are included in Centerstone’s leadership team?
    The leadership team of Centerstone includes roles such as Chief Executive Officer, Chief Executive Officer (Florida), Co-Chief Executive Officer, Chief Executive Officer (Indiana Market), Chief Financial Officer.