Cornerstone Services Executive and Leadership Team

July, 2026

Leadership Overview

Cornerstone Services has 5 executives leading key functions including strategy, operations, finance, and governance.

Dedicated to empowering individuals with disabilities, Cornerstone Services champions choice, dignity, and community integration through comprehensive support services, driving significant social impact.

Leadership Roles at Cornerstone Services

  • Chief Executive Officer - Benjamin Stortz
  • Vice President & Chief Financial Officer - Ken Mihelich
  • Vice President & Chief Operating Officer - Kim Hudgens
  • President - Sean Griffin
  • President - Tom Cook
  • Benjamin Stortz - Chief Executive Officer

    Benjamin Stortz, the Chief Executive Officer at Cornerstone Services, directs the organization's overarching strategy and vision. Stortz guides the non-profit's mission to provide progressive, comprehensive services to people with disabilities, ensuring a focus on choice, dignity, and community integration. Overseeing all major organizational initiatives, Benjamin Stortz ensures alignment with the core values established since the organization's founding. This leadership role involves fostering key relationships with stakeholders and community partners to expand the reach and effectiveness of Cornerstone Services' programs. The Chief Executive Officer's strategic direction is critical for navigating the evolving landscape of disability support and maximizing the organization's positive impact across Illinois.

    Ken Mihelich - Vice President & Chief Financial Officer

    Ken Mihelich, the Vice President & Chief Financial Officer at Cornerstone Services, oversees all financial planning, management, and reporting. Mihelich ensures the fiscal health and sustainability of the non-profit organization, managing budgets, investments, and financial compliance. This critical role supports the organization's mission by securing and managing the financial resources necessary for providing progressive services to people with disabilities. Ken Mihelich's financial oversight is essential for maintaining donor confidence and ensuring the efficient allocation of funds towards program expansion and operational needs. The Chief Financial Officer's expertise is vital for navigating the financial complexities inherent in the non-profit sector and driving long-term stability for Cornerstone Services.

    Kim Hudgens - Vice President & Chief Operating Officer

    Kim Hudgens, the Vice President & Chief Operating Officer at Cornerstone Services, manages the day-to-day operational execution of the organization's comprehensive services. Hudgens oversees the delivery of programs designed to promote choice, dignity, and community living for individuals with disabilities. This executive ensures that all operational departments function efficiently and effectively, directly supporting the mission of Cornerstone Services. By optimizing resource allocation and streamlining service delivery processes, Kim Hudgens enhances the organization's capacity to serve its community. The Chief Operating Officer's focus on operational excellence is fundamental to maintaining high standards of care and achieving measurable outcomes for program participants across Joliet and surrounding areas.

    Sean Griffin - President

    Sean Griffin, the President at Cornerstone Services, provides strategic leadership and governance oversight for the organization. Griffin works to advance the mission of promoting choice, dignity, and community integration for individuals with disabilities. This leadership position involves guiding the board of directors and ensuring that the organization's strategic objectives are met. Sean Griffin's influence extends to fostering key relationships within the non-profit sector and advocating for the needs of the community served by Cornerstone Services. The President's role is instrumental in upholding the organization's commitment to providing comprehensive and progressive support services across Illinois.
    Sean Griffin

    Tom Cook - President

    Tom Cook, the President at Cornerstone Services, contributes strategic direction and oversight to the organization's governance structure. Cook focuses on ensuring the effective delivery of services that promote choice, dignity, and community living for individuals with disabilities. This executive leadership role involves collaborating with the board and senior management to uphold the organization's foundational principles. Tom Cook's involvement is key to maintaining the integrity and impact of Cornerstone Services' programs. The President's guidance supports the non-profit's ongoing efforts to provide comprehensive support and opportunities for community integration across its service areas.
    Tom Cook

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    Frequently Asked Questions Regarding Cornerstone Services Top Executives and Leadership Team

    Who leads Cornerstone Services?
    Cornerstone Services is led by Benjamin Stortz (Chief Executive Officer), along with executives such as Ken Mihelich (Vice President & Chief Financial Officer) and Kim Hudgens (Vice President & Chief Operating Officer).
    Who is part of Cornerstone Services’s executive team?
    The executive team of Cornerstone Services includes leaders such as Benjamin Stortz (Chief Executive Officer), Ken Mihelich (Vice President & Chief Financial Officer), Kim Hudgens (Vice President & Chief Operating Officer) and other senior executives.
    How many executives does Cornerstone Services have?
    Cornerstone Services has 5 executives leading key business areas.
    What roles are included in Cornerstone Services’s leadership team?
    The leadership team of Cornerstone Services includes roles such as Chief Executive Officer, Vice President & Chief Financial Officer, Vice President & Chief Operating Officer, President, President.