Alpha Chi Sigma Fraternity Executive and Leadership Team

July, 2026

Leadership Overview

Alpha Chi Sigma Fraternity has 5 executives leading key functions including strategy, chapter operations, and member engagement.

Driven by a commitment to advancing chemistry, Alpha Chi Sigma Fraternity fosters a professional community dedicated to scientific progress and member professional development, impacting thousands of individuals across the United States.

Leadership Roles at Alpha Chi Sigma Fraternity

  • President - Audrey Else
  • President - Alexander Cerreno
  • President - Jack Kelleher
  • Alpha Kappa Chapter President - Christie Blonkvist
  • President - Sean Pawlowski
  • Audrey Else - President

    Audrey Else, the President at Alpha Chi Sigma Fraternity, directs the overarching strategic vision and operational framework for the national organization. Else guides the fraternity's commitment to promoting chemistry and the chemical sciences, ensuring alignment with its 123-year history. This leadership role involves fostering a diverse community that supports both collegiate and professional members, including Nobel laureates and emerging professionals. Overseeing the fraternity's mission to bind members in friendship, advance chemistry, and aid professional ambitions, Audrey Else ensures the continued relevance and impact of Alpha Chi Sigma across its 54 collegiate chapters and over 2,500 collegiate members. The President's focus remains on cultivating lifelong membership and robust professional connections, driving the organization's growth and influence within the scientific community.

    Alexander Cerreno - President

    Alexander Cerreno, the President at Alpha Chi Sigma Fraternity, spearheads initiatives focused on enhancing the professional development pathways for all members. Cerreno drives the fraternity's dedication to advancing the field of chemistry by supporting members in achieving their professional ambitions. This involves cultivating a strong network that connects collegiate members with established professionals and fostering opportunities for mentorship and career growth. Alexander Cerreno ensures that the fraternity's core values of friendship and scientific advancement are integrated into all member experiences. The President's leadership emphasizes the lifelong benefits of membership, strengthening the bonds within the community and promoting excellence in the chemical sciences across the United States.

    Jack Kelleher - President

    Jack Kelleher, the President at Alpha Chi Sigma Fraternity, oversees the strategic expansion and operational efficiency of the fraternity's national presence. Kelleher directs efforts to maintain and grow the organization's network of 54 collegiate chapters and support its over 2,500 collegiate members. This leadership position involves ensuring the fraternity's continued dedication to promoting chemistry and the chemical sciences, upholding its legacy of over 123 years. Jack Kelleher focuses on strengthening the bonds of friendship among members and facilitating their professional ambitions. The President's role is critical in fostering a cohesive community that spans collegiate and professional levels, reinforcing lifelong membership and professional connections.

    Christie Blonkvist - Alpha Kappa Chapter President

    Christie Blonkvist, the Alpha Kappa Chapter President at Alpha Chi Sigma Fraternity, directs the local chapter's operations and member engagement initiatives. Blonkvist champions the fraternity's mission to promote chemistry and the chemical sciences within the Alpha Kappa chapter's sphere of influence. This role involves fostering a strong sense of friendship and community among collegiate members, ensuring they have the support needed to achieve their academic and professional ambitions. Christie Blonkvist oversees chapter activities that align with the national organization's goals, including recruitment, professional development events, and community outreach. The Alpha Kappa Chapter President's leadership is vital for translating the fraternity's broader objectives into tangible benefits for its local membership.

    Sean Pawlowski - President

    Sean Pawlowski, the President at Alpha Chi Sigma Fraternity, drives the strategic direction for member services and alumni relations. Pawlowski ensures the fraternity's commitment to advancing chemistry and the chemical sciences is effectively communicated and supported across its extensive network. This leadership position involves cultivating lifelong membership by strengthening professional connections and providing resources that aid members in achieving their career goals. Sean Pawlowski oversees initiatives designed to foster a diverse and inclusive community, supporting both current collegiate members and established professionals. The President's focus remains on enhancing the value proposition of Alpha Chi Sigma, reinforcing its legacy and impact within the scientific field.
    Sean Pawlowski

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    Frequently Asked Questions Regarding Alpha Chi Sigma Fraternity Top Executives and Leadership Team

    Who leads Alpha Chi Sigma Fraternity?
    Alpha Chi Sigma Fraternity is led by Audrey Else (President), along with executives such as Alexander Cerreno (President) and Jack Kelleher (President).
    Who is part of Alpha Chi Sigma Fraternity’s executive team?
    The executive team of Alpha Chi Sigma Fraternity includes leaders such as Audrey Else (President), Alexander Cerreno (President), Jack Kelleher (President) and other senior executives.
    How many executives does Alpha Chi Sigma Fraternity have?
    Alpha Chi Sigma Fraternity has 5 executives leading key business areas.
    What roles are included in Alpha Chi Sigma Fraternity’s leadership team?
    The leadership team of Alpha Chi Sigma Fraternity includes roles such as President, President, President, Alpha Kappa Chapter President, President.