Success Academy Charter Schools Executive and Leadership Team

September, 2026

Leadership Overview

Success Academy Charter Schools has 9 executives leading key functions including strategy, institutional vision, brand development, digital infrastructure, operational logistics, administrative coordination, human capital transformation, academic enrichment, and executive support.

Committed to academic excellence, Success Academy Charter Schools delivers high-quality public education across New York City through a rigorous, data-driven curriculum designed to prepare students for college and career success.

Leadership Roles at Success Academy Charter Schools

  • Chief Executive Officer - Kevin Guan
  • Chief Executive Officer & Founder - Eva Moskowitz
  • Chief Operating Officer - David Ellner
  • President, Mock Trial - Cian Cohen
  • Chief Marketing Officer - Nadina Guglielmetti
  • Chief Technology Officer - Miles Braffett
  • Lead, Chief of Staff To the EPO - Gideon Caller
  • Transformation Director, Human Resources & Chief of Staff - Jasmine Chhabra
  • Support Executive & Assistant - Jillian Spike
  • Kevin Guan - Chief Executive Officer

    Kevin Guan, the Chief Executive Officer at Success Academy Charter Schools, directs the overarching strategic vision for the entire network. Overseeing daily operations, the Chief Executive Officer ensures that every school site maintains the high academic standards required for student achievement. This leadership role involves managing complex organizational growth while aligning resources with the mission of providing equitable education across New York City. By optimizing internal processes, Kevin Guan directly impacts the scalability of the educational model. The Chief Executive Officer collaborates with the Board to secure long-term sustainability and institutional stability. Through rigorous oversight of school performance metrics, the Chief Executive Officer drives continuous improvement across all campuses. Ultimately, Guan secures the future of the network by fostering a culture of accountability and excellence that defines the organization within the competitive landscape of public charter education.

    Eva Moskowitz - Chief Executive Officer & Founder

    Eva Moskowitz, the Chief Executive Officer & Founder at Success Academy Charter Schools, architects the foundational philosophy and long-term pedagogical strategy for the network. Overseeing the expansion of the school system, the Chief Executive Officer & Founder ensures that the core mission remains central to every classroom experience. This leadership role involves advocating for educational reform and maintaining the high-performance culture that distinguishes the organization. By setting the strategic direction, Eva Moskowitz directly impacts the academic outcomes of thousands of students throughout New York City. The Chief Executive Officer & Founder engages with stakeholders to promote the efficacy of the charter model. Through constant innovation in curriculum design, the Chief Executive Officer & Founder maintains the competitive edge of the network. Ultimately, Moskowitz secures the legacy of the institution by upholding the rigorous standards established at the inception of the organization.

    David Ellner - Chief Operating Officer

    David Ellner, the Chief Operating Officer at Success Academy Charter Schools, directs the logistical and facility-based operations that sustain the school network. Overseeing the management of physical assets and supply chains, the Chief Operating Officer ensures that every campus functions at peak capacity. This leadership role involves coordinating complex operational requirements across the New York City footprint to support academic activities. By optimizing resource allocation, David Ellner directly impacts the daily functionality of the schools. The Chief Operating Officer collaborates with school leaders to resolve operational bottlenecks and improve service delivery. Through the implementation of rigorous safety and maintenance protocols, the Chief Operating Officer maintains the quality of the learning environment. Ultimately, Ellner secures the operational stability of the organization by ensuring that all logistical systems align with the broader mission of providing high-quality public education.

    Cian Cohen - President, Mock Trial

    Cian Cohen, the President, Mock Trial at Success Academy Charter Schools, directs the competitive academic enrichment programs that challenge students to develop critical thinking and public speaking skills. Overseeing the development of the mock trial curriculum, the President, Mock Trial ensures that participants gain exposure to legal reasoning and courtroom procedures. This leadership role involves organizing regional competitions and training sessions that elevate the academic profile of the network within New York City. By fostering a culture of intellectual rigor, Cian Cohen directly impacts the confidence and analytical abilities of the students. The President, Mock Trial collaborates with faculty advisors to expand the reach of the program to more campuses. Through the coordination of extracurricular excellence, the President, Mock Trial enhances the holistic educational experience. Ultimately, Cohen secures the academic reputation of the network by cultivating high-achieving students who excel in competitive environments.

    Nadina Guglielmetti - Chief Marketing Officer

    Nadina Guglielmetti, the Chief Marketing Officer at Success Academy Charter Schools, directs all brand strategy and public engagement initiatives. Overseeing the communication of the network's value proposition, the Chief Marketing Officer ensures that families across New York City understand the unique benefits of the educational model. This leadership role involves managing outreach campaigns that drive enrollment and community support. By crafting compelling narratives about student success, Nadina Guglielmetti directly impacts the public perception and growth of the organization. The Chief Marketing Officer collaborates with regional leaders to ensure consistent messaging across all school sites. Through the implementation of data-driven marketing tactics, the Chief Marketing Officer optimizes the reach of the network. Ultimately, Guglielmetti secures the reputation of the institution by building strong connections with the diverse communities served by the charter schools.

    Miles Braffett - Chief Technology Officer

    Miles Braffett, the Chief Technology Officer at Success Academy Charter Schools, architects the digital infrastructure required to support a high-performance school network. Overseeing the integration of educational technology, the Chief Technology Officer ensures that students and teachers possess the tools necessary for modern learning. This leadership role involves managing cybersecurity, data systems, and network reliability across all New York City locations. By streamlining technical operations, Miles Braffett directly impacts the efficiency of classroom instruction and administrative workflows. The Chief Technology Officer collaborates with academic leaders to implement software solutions that enhance student performance tracking. Through the deployment of scalable IT systems, the Chief Technology Officer supports the rapid growth of the organization. Ultimately, Braffett secures the technological foundation of the network by maintaining robust systems that facilitate seamless daily operations and long-term digital transformation.

    Gideon Caller - Lead, Chief of Staff To the EPO

    Gideon Caller, the Lead, Chief of Staff To the EPO at Success Academy Charter Schools, directs the administrative alignment between the executive office and the educational program operations. Overseeing the execution of strategic priorities, the Lead, Chief of Staff To the EPO ensures that organizational goals translate into actionable tasks for school leaders. This leadership role involves managing high-level projects that require cross-departmental collaboration across the New York City network. By facilitating communication between leadership tiers, Gideon Caller directly impacts the speed and accuracy of decision-making. The Lead, Chief of Staff To the EPO monitors progress on key initiatives to ensure adherence to the institutional mission. Through the coordination of executive workflows, the Lead, Chief of Staff To the EPO optimizes the productivity of the leadership team. Ultimately, Caller secures the operational rhythm of the organization by bridging the gap between strategy and execution.

    Jasmine Chhabra - Transformation Director, Human Resources & Chief of Staff

    Jasmine Chhabra, the Transformation Director, Human Resources & Chief of Staff at Success Academy Charter Schools, directs the evolution of human capital strategies and internal organizational structure. Overseeing talent development and staff retention, the Transformation Director, Human Resources & Chief of Staff ensures that the network attracts and keeps high-quality educators. This leadership role involves implementing cultural initiatives that support the mission across all New York City campuses. By refining HR processes, Jasmine Chhabra directly impacts the professional growth of the workforce. The Transformation Director, Human Resources & Chief of Staff collaborates with executive leadership to align staffing needs with long-term growth objectives. Through the management of internal change programs, the Transformation Director, Human Resources & Chief of Staff drives organizational agility. Ultimately, Chhabra secures the human foundation of the network by fostering a high-performance environment that empowers staff to deliver exceptional educational outcomes.

    Jillian Spike - Support Executive & Assistant

    Jillian Spike, the Support Executive & Assistant at Success Academy Charter Schools, directs the administrative support functions that enable the leadership team to focus on strategic objectives. Overseeing the scheduling, correspondence, and logistical needs of senior management, the Support Executive & Assistant ensures that the executive office operates with maximum efficiency. This leadership role involves managing sensitive information and coordinating high-stakes meetings across the New York City network. By streamlining the daily workflow of the C-suite, Jillian Spike directly impacts the productivity of the entire organization. The Support Executive & Assistant collaborates with various departments to ensure that executive priorities receive the necessary attention. Through the management of complex administrative tasks, the Support Executive & Assistant maintains the order required for effective governance. Ultimately, Spike secures the operational continuity of the leadership team by providing the essential support needed to drive the mission forward.

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    Frequently Asked Questions Regarding Success Academy Charter Schools Top Executives and Leadership Team

    Who leads Success Academy Charter Schools?
    Success Academy Charter Schools is led by Kevin Guan (Chief Executive Officer), along with executives such as Eva Moskowitz (Chief Executive Officer & Founder) and David Ellner (Chief Operating Officer).
    Who is part of Success Academy Charter Schools’s executive team?
    The executive team of Success Academy Charter Schools includes leaders such as Kevin Guan (Chief Executive Officer), Eva Moskowitz (Chief Executive Officer & Founder), David Ellner (Chief Operating Officer) and other senior executives.
    How many executives does Success Academy Charter Schools have?
    Success Academy Charter Schools has 9 executives leading key business areas.
    What roles are included in Success Academy Charter Schools’s leadership team?
    The leadership team of Success Academy Charter Schools includes roles such as Chief Executive Officer, Chief Executive Officer & Founder, Chief Operating Officer, President, Mock Trial, Chief Marketing Officer.