ACT Executive and Leadership Team

June, 2026

Leadership Overview

ACT has 10 executives leading key functions including strategy, operations, and business development.

Driven by a commitment to student success, ACT provides essential college placement testing and career readiness services, shaping educational pathways nationwide.

Leadership Roles at ACT

  • Chief Executive Officer - Shantelle Springer
  • President & Chief Executive Officer - Terry Atchison
  • Managing Director & Chief Executive Officer - Samuel Onwudiwe
  • Co-Founder & Chief Executive Officer - Natalia Domanska
  • Deputy Chief Executive Officer - Mona Rashwan
  • Deputy Chief Executive Officer - Abdullah Kachou
  • Principal Chief Executive Officer - Jimmy Ruiz Vasquez
  • Chief Executive Officer & Co-Founder - Johnathan Langer
  • Owner & Chief Executive Officer - Ed Lezcano
  • Chief Executive Officer & Founder - Omoleye Ajileye
  • Shantelle Springer - Chief Executive Officer

    Shantelle Springer, the Chief Executive Officer at ACT, directs the overarching strategy and operational execution for the organization. This leadership position involves guiding ACT's mission to provide college placement testing and career readiness services, ensuring alignment with educational standards and market demands. Springer oversees the development and implementation of programs designed to assess student capabilities and prepare them for future academic and professional pursuits. The Chief Executive Officer's responsibilities extend to fostering innovation within ACT's service offerings and maintaining the organization's commitment to its nonprofit status. By focusing on strategic partnerships and continuous improvement, Springer drives ACT's impact across the education sector. This executive role ensures the organization remains a vital resource for students, educators, and institutions seeking to enhance college and career readiness.

    Terry Atchison - President & Chief Executive Officer

    Terry Atchison, the President & Chief Executive Officer at ACT, spearheads the strategic direction and comprehensive management of the organization's operations. This dual role encompasses leading ACT's efforts in delivering critical college placement testing and career readiness services nationwide. Atchison drives initiatives aimed at enhancing educational outcomes and ensuring ACT's services meet the evolving needs of students and educational institutions. The President & Chief Executive Officer's purview includes fostering key relationships with stakeholders and championing the organization's mission. By focusing on sustainable growth and operational excellence, Terry Atchison ensures ACT continues to be a leader in assessing and preparing individuals for their post-secondary journeys. This executive leadership ensures the integrity and effectiveness of ACT's assessment tools and support services.

    Samuel Onwudiwe - Managing Director & Chief Executive Officer

    Samuel Onwudiwe, the Managing Director & Chief Executive Officer at ACT, directs the strategic vision and day-to-day management of the organization. This leadership role is central to ACT's mission of providing college placement testing and career readiness services. Onwudiwe oversees the execution of programs that assess student potential and facilitate pathways to higher education and career success. The Managing Director & Chief Executive Officer's responsibilities include driving operational efficiency and ensuring the quality of ACT's assessment tools. By focusing on innovation and strategic partnerships, Samuel Onwudiwe strengthens ACT's position within the education sector. This executive guides the organization's efforts to empower students and institutions through reliable and effective readiness services.

    Natalia Domanska - Co-Founder & Chief Executive Officer

    Natalia Domanska, the Co-Founder & Chief Executive Officer at ACT, establishes the foundational vision and strategic leadership for the organization. This executive role is pivotal in guiding ACT's core mission of delivering college placement testing and career readiness services. Domanska oversees the strategic development of programs designed to assess and enhance student preparedness for college and careers. The Co-Founder & Chief Executive Officer's responsibilities include fostering a culture of innovation and ensuring ACT's services remain at the forefront of educational assessment. By championing ACT's founding principles, Natalia Domanska drives the organization's commitment to student success and educational equity. This leadership ensures ACT continues to provide invaluable resources for academic and professional advancement.

    Mona Rashwan - Deputy Chief Executive Officer

    Mona Rashwan, the Deputy Chief Executive Officer at ACT, supports the Chief Executive Officer in executing the organization's strategic objectives and operational oversight. This critical role involves managing key initiatives related to ACT's college placement testing and career readiness services. Rashwan focuses on enhancing the effectiveness and accessibility of ACT's assessment tools and support programs. The Deputy Chief Executive Officer's responsibilities include driving operational improvements and ensuring seamless delivery of services to students and educational institutions. By collaborating closely with other executive leaders, Mona Rashwan contributes to ACT's mission of empowering individuals for future success. This leadership ensures the continued advancement of ACT's vital role in the education landscape.

    Abdullah Kachou - Deputy Chief Executive Officer

    Abdullah Kachou, the Deputy Chief Executive Officer at ACT, collaborates with the Chief Executive Officer to advance the organization's strategic goals and operational frameworks. This executive position is integral to the delivery of ACT's college placement testing and career readiness services. Kachou oversees specific operational areas, focusing on optimizing the delivery of assessment tools and readiness programs. The Deputy Chief Executive Officer's responsibilities include implementing strategic initiatives that enhance ACT's impact on student preparedness. By ensuring efficient resource allocation and fostering cross-functional collaboration, Abdullah Kachou supports ACT's commitment to educational excellence. This leadership role is crucial for maintaining the integrity and reach of ACT's services nationwide.

    Jimmy Ruiz Vasquez - Principal Chief Executive Officer

    Jimmy Ruiz Vasquez, the Principal Chief Executive Officer at ACT, provides foundational leadership and strategic direction for the organization's core functions. This executive role is paramount in guiding ACT's mission to deliver comprehensive college placement testing and career readiness services. Vasquez oversees the strategic planning and execution of programs designed to assess student aptitudes and prepare them for higher education and career pathways. The Principal Chief Executive Officer's responsibilities include fostering innovation in assessment methodologies and ensuring ACT's services meet evolving educational needs. By championing ACT's commitment to student success, Jimmy Ruiz Vasquez drives the organization's impact across the educational landscape. This leadership ensures ACT remains a trusted partner for students and institutions.

    Johnathan Langer - Chief Executive Officer & Co-Founder

    Johnathan Langer, the Chief Executive Officer & Co-Founder at ACT, established the organization's core mission and continues to drive its strategic vision. This executive leadership is central to ACT's provision of college placement testing and career readiness services. Langer oversees the development and implementation of programs aimed at assessing student potential and facilitating their transition to higher education and professional careers. The Chief Executive Officer & Co-Founder's responsibilities include fostering innovation in assessment technologies and ensuring ACT's services align with educational best practices. By upholding the founding principles of ACT, Johnathan Langer ensures the organization remains a vital resource for educational advancement. This leadership guides ACT's ongoing commitment to empowering students.

    Ed Lezcano - Owner & Chief Executive Officer

    Ed Lezcano, the Owner & Chief Executive Officer at ACT, directs the overall strategic direction and operational management of the organization. This leadership role is fundamental to ACT's mission of providing college placement testing and career readiness services. Lezcano oversees the strategic initiatives that enhance the effectiveness and reach of ACT's assessment tools and support programs. The Owner & Chief Executive Officer's responsibilities include ensuring the organization's financial health and its continued impact on student success. By focusing on innovation and strategic growth, Ed Lezcano drives ACT's commitment to empowering individuals for future academic and professional endeavors. This executive leadership ensures ACT remains a pivotal entity in educational assessment.

    Omoleye Ajileye - Chief Executive Officer & Founder

    Omoleye Ajileye, the Chief Executive Officer & Founder at ACT, provides the foundational vision and strategic leadership for the organization's operations. This executive role is critical in guiding ACT's mission to deliver essential college placement testing and career readiness services. Ajileye oversees the strategic development of programs designed to assess student capabilities and prepare them for post-secondary success. The Chief Executive Officer & Founder's responsibilities include fostering innovation in assessment methodologies and ensuring ACT's services meet the evolving demands of the education sector. By championing ACT's founding principles, Omoleye Ajileye drives the organization's commitment to empowering students and shaping educational pathways. This leadership ensures ACT remains a trusted partner for academic and career advancement.
    Omoleye Ajileye

    Explore Leadership Teams in Education

    Frequently Asked Questions Regarding ACT Top Executives and Leadership Team

    Who leads ACT?
    ACT is led by Shantelle Springer (Chief Executive Officer), along with executives such as Terry Atchison (President & Chief Executive Officer) and Samuel Onwudiwe (Managing Director & Chief Executive Officer).
    Who is part of ACT’s executive team?
    The executive team of ACT includes leaders such as Shantelle Springer (Chief Executive Officer), Terry Atchison (President & Chief Executive Officer), Samuel Onwudiwe (Managing Director & Chief Executive Officer) and other senior executives.
    How many executives does ACT have?
    ACT has 10 executives leading key business areas.
    What roles are included in ACT’s leadership team?
    The leadership team of ACT includes roles such as Chief Executive Officer, President & Chief Executive Officer, Managing Director & Chief Executive Officer, Co-Founder & Chief Executive Officer, Deputy Chief Executive Officer.