Jack Henry Executive and Leadership Team

May, 2026

Leadership Overview

Jack Henry has 10 executives leading key functions including strategy, finance, operations, technology, sales, and credit union solutions.

Driven by people-centric innovation, Jack Henry is dedicated to delivering core banking systems, digital solutions, and payment processing to community banks and financial institutions, enhancing operational efficiency and customer experience.

Leadership Roles at Jack Henry

  • President & Chief Executive Officer - Gregory Adelson
  • Chief Financial Officer - Mimi Carsley
  • Chief Operating Officer - Shanon McLachlan
  • President, Credit Union Solutions - Brynn Ammon
  • President, Complementary Solutions - Matt Riley
  • Group President, ProfitStars - Kevin Haffner
  • President, Bank Solutions - Jonathan Baltzell
  • Director, Software Engineering & Chief Technology Officer, Office of - James Banks
  • Manager, Sales Engineering & Chief Technology Officer, Sales Engineering - Meg Bannister
  • Chief Sales & Marketing Officer - Brian Otte
  • Gregory Adelson - President & Chief Executive Officer

    Gregory Adelson, the President & Chief Executive Officer at Jack Henry, directs the company's overarching strategy and operational execution. Adelson guides the delivery of core banking systems, digital solutions, and payment processing to community banks and financial institutions, ensuring alignment with market needs and client success. This leadership role involves fostering innovation and maintaining the company's commitment to people-centric development. By overseeing all major business units, Gregory Adelson drives the integration of technology and services that enhance operational efficiency and customer experience for financial institutions. The focus remains on building integrated platforms that streamline banking operations and risk management, solidifying Jack Henry's position as a trusted partner in the financial services sector.
    Gregory Adelson

    Mimi Carsley - Chief Financial Officer

    Mimi Carsley, the Chief Financial Officer at Jack Henry, manages the company's financial health and strategic fiscal planning. Carsley oversees all financial operations, including accounting, treasury, investor relations, and financial reporting, ensuring robust fiscal management for the delivery of core banking systems and digital solutions. This executive function is critical for supporting the company's growth and its commitment to providing integrated platforms to financial institutions. By optimizing resource allocation and managing financial risks, Mimi Carsley directly contributes to the company's ability to enhance operational efficiency and adapt to evolving market needs. The financial strategy under Carsley's direction supports Jack Henry's long-term vision and its role as a trusted partner in the financial services sector.
    Mimi Carsley

    Shanon McLachlan - Chief Operating Officer

    Shanon McLachlan, the Chief Operating Officer at Jack Henry, oversees the company's day-to-day operational activities and service delivery. McLachlan directs the execution of strategies that enhance operational efficiency and customer experience for community banks and credit unions utilizing Jack Henry's core banking systems and digital solutions. This leadership position is vital for ensuring the seamless integration and performance of the company's technology platforms and services. By optimizing internal processes and managing service delivery, Shanon McLachlan ensures that financial institutions receive reliable and effective support. The operational framework established by McLachlan reinforces Jack Henry's reputation for people-centric innovation and collaborative partnerships within the financial services sector.

    Brynn Ammon - President, Credit Union Solutions

    Brynn Ammon, the President, Credit Union Solutions at Jack Henry, directs the strategic development and delivery of specialized services for credit unions. Ammon focuses on providing core banking systems, digital solutions, and payment processing tailored to the unique needs of these member-focused institutions. This leadership ensures that credit unions can enhance operational efficiency and improve member experiences through Jack Henry's integrated platforms. By understanding the specific market dynamics and regulatory environments affecting credit unions, Brynn Ammon drives the innovation and service delivery that supports their growth and adaptation to evolving needs. The dedicated focus of Ammon's team solidifies Jack Henry's commitment to serving the credit union sector effectively.
    Brynn Ammon

    Matt Riley - President, Complementary Solutions

    Matt Riley, the President, Complementary Solutions at Jack Henry, leads the strategic direction and integration of services that enhance the company's core offerings. Riley oversees the development and deployment of solutions that complement core banking systems, digital banking, and payment processing, providing financial institutions with comprehensive technology ecosystems. This executive function is key to expanding the value proposition for community banks and credit unions, enabling them to improve operational efficiency and customer engagement. By driving innovation in complementary solutions, Matt Riley ensures that Jack Henry's clients have access to modern, integrated platforms that meet evolving market demands. The strategic oversight by Riley strengthens Jack Henry's position as a full-service technology partner.

    Kevin Haffner - Group President, ProfitStars

    Kevin Haffner, the Group President, ProfitStars at Jack Henry, directs the strategic growth and operational performance of the ProfitStars division. Haffner focuses on delivering specialized solutions that enhance profitability and operational efficiency for financial institutions, including advanced payment processing and risk management tools. This leadership role is crucial for ensuring that ProfitStars' offerings integrate seamlessly with Jack Henry's core banking systems and digital solutions, providing clients with comprehensive capabilities. By driving product innovation and market penetration, Kevin Haffner supports the company's mission to help financial institutions adapt to evolving market needs and improve customer experiences. The strategic direction provided by Haffner strengthens Jack Henry's comprehensive technology ecosystem.

    Jonathan Baltzell - President, Bank Solutions

    Jonathan Baltzell, the President, Bank Solutions at Jack Henry, oversees the strategic direction and delivery of services tailored for bank clients. Baltzell focuses on providing core banking systems, digital solutions, and payment processing that enable banks to enhance operational efficiency and customer engagement. This leadership role is essential for ensuring that Jack Henry's offerings meet the specific regulatory and market demands faced by banking institutions. By driving innovation and service excellence within the bank solutions division, Jonathan Baltzell supports the company's mission to help clients adapt to evolving market needs. The dedicated focus of Baltzell's team reinforces Jack Henry's commitment to providing robust and modern technology solutions for the banking sector.

    James Banks - Director, Software Engineering & Chief Technology Officer, Office of

    James Banks, the Director, Software Engineering & Chief Technology Officer, Office of at Jack Henry, leads the development and technological direction for the company's core banking systems and digital solutions. Banks architects the engineering strategies that drive innovation and ensure the robustness of integrated platforms for financial institutions. This critical technology leadership role focuses on modernizing banking operations and risk management solutions. By guiding software engineering teams, James Banks ensures the delivery of high-quality, scalable technology that helps clients improve operational efficiency and adapt to evolving market needs. The technological vision set by Banks underpins Jack Henry's commitment to providing advanced digital banking solutions and maintaining its status as a trusted partner.

    Meg Bannister - Manager, Sales Engineering & Chief Technology Officer, Sales Engineering

    Meg Bannister, the Manager, Sales Engineering & Chief Technology Officer, Sales Engineering at Jack Henry, spearheads the technical strategy and execution within sales engineering functions. Bannister ensures that the company's core banking systems, digital solutions, and payment processing capabilities are effectively presented and integrated for prospective financial institution clients. This role bridges technology and sales, translating complex technical features into client benefits that enhance operational efficiency and customer experience. By leading the sales engineering technology efforts, Meg Bannister directly supports the expansion of Jack Henry's market reach and reinforces its reputation for providing modern, integrated platforms. The technical expertise provided by Bannister is crucial for demonstrating the value of Jack Henry's services.

    Brian Otte - Chief Sales & Marketing Officer

    Brian Otte, the Chief Sales & Marketing Officer at Jack Henry, leads the company's go-to-market strategy and revenue generation efforts. Otte directs sales teams and marketing initiatives to promote core banking systems, digital solutions, and payment processing to financial institutions. This executive role is pivotal in communicating the value of Jack Henry's integrated platforms and fostering collaborative partnerships. By overseeing market engagement and sales performance, Brian Otte ensures that the company effectively reaches community banks and credit unions, helping them improve operational efficiency and customer experience. The strategic marketing and sales leadership provided by Otte drives market penetration and reinforces Jack Henry's position as a trusted financial technology partner.
    Brian Otte

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    Frequently Asked Questions Regarding Jack Henry Top Executives and Leadership Team

    Who leads Jack Henry?
    Jack Henry is led by Gregory Adelson (President & Chief Executive Officer), along with executives such as Mimi Carsley (Chief Financial Officer) and Shanon McLachlan (Chief Operating Officer).
    Who is part of Jack Henry’s executive team?
    The executive team of Jack Henry includes leaders such as Gregory Adelson (President & Chief Executive Officer), Mimi Carsley (Chief Financial Officer), Shanon McLachlan (Chief Operating Officer) and other senior executives.
    How many executives does Jack Henry have?
    Jack Henry has 10 executives leading key business areas.
    What roles are included in Jack Henry’s leadership team?
    The leadership team of Jack Henry includes roles such as President & Chief Executive Officer, Chief Financial Officer, Chief Operating Officer, President, Credit Union Solutions, President, Complementary Solutions.