ACA Executive and Leadership Team

November, 2026

Leadership Overview

ACA has 7 executives leading key functions including strategy, business management, operational scaling, financial oversight, internal coordination, organizational efficiency, and technology infrastructure.

Focused on delivering comprehensive GRC solutions, ACA empowers financial institutions to navigate complex regulatory landscapes through advanced technology, ESG advisory, and cybersecurity expertise.

Leadership Roles at ACA

  • Chief Executive Officer - Trey Loughran
  • Chief Financial Officer & Chief Compliance Officer, Amp & Chief Operations Officer, Amp - Walter Costenbader
  • Chief Operating Officer - Jean-Christophe Chandumont
  • Director & Chief Operating Officer - Dominic Williams
  • Chief Operating Officer, Technology - Kara Nayden
  • Operations Executive & Chief of Staff - Gladys Ibanez-Alers
  • Managing Director - Jay Petraitis
  • Trey Loughran - Chief Executive Officer

    Trey Loughran, the Chief Executive Officer at ACA, directs the overarching corporate strategy and long-term vision for the firm. By aligning GRC business solutions with evolving market demands, the Chief Executive Officer ensures ACA maintains a competitive edge in regulatory technology and ESG advisory services. This leadership role involves constant engagement with the Board to drive sustainable growth and expand the global footprint of the organization. Trey Loughran monitors the integration of acquired entities to bolster the firm's comprehensive service portfolio. Through rigorous oversight of financial and regulatory reporting standards, the Chief Executive Officer maintains the firm's reputation for excellence. By fostering a culture of innovation and compliance, Loughran secures the firm's position as a leader in the financial services consulting sector, ultimately guiding the organization toward continued success in complex international markets.
    Trey Loughran

    Walter Costenbader - Chief Financial Officer & Chief Compliance Officer, Amp & Chief Operations Officer, Amp

    Walter Costenbader, the Chief Financial Officer & Chief Compliance Officer, Amp & Chief Operations Officer, Amp at ACA, governs the financial health and regulatory integrity of the firm's specialized divisions. The Chief Financial Officer & Chief Compliance Officer, Amp & Chief Operations Officer, Amp oversees the fiscal planning and internal audit functions that underpin the firm's GRC business. By integrating financial reporting with rigorous compliance monitoring, Costenbader ensures that all operations adhere to the highest industry standards. This role involves managing the intersection of operational efficiency and regulatory adherence to mitigate risk across the organization. Walter Costenbader directs the allocation of resources to support the firm's technology solutions and ESG advisory services. Through the meticulous management of financial and compliance frameworks, the Chief Financial Officer & Chief Compliance Officer, Amp & Chief Operations Officer, Amp provides the stability necessary for the firm to pursue ambitious growth strategies.

    Jean-Christophe Chandumont - Chief Operating Officer

    Jean-Christophe Chandumont, the Chief Operating Officer at ACA, manages the internal operational framework and cross-functional workflows that support the firm's GRC business. The Chief Operating Officer optimizes service delivery models to ensure efficiency across all consulting divisions, including ESG advisory and cybersecurity risk management. By streamlining internal processes, Chandumont enables the firm to scale operations effectively while maintaining high standards of regulatory compliance. This leadership role involves close collaboration with other C-suite members to align operational capacity with strategic growth objectives. Jean-Christophe Chandumont directs the implementation of internal systems that facilitate seamless project execution for global clients. Through the continuous refinement of operational protocols, the Chief Operating Officer supports the firm's ability to provide agile, high-quality consulting services. Chandumont ensures that the organization remains resilient and responsive to the dynamic needs of the financial services industry.
    Jean-Christophe Chandumont

    Dominic Williams - Director & Chief Operating Officer

    Dominic Williams, the Director & Chief Operating Officer at ACA, leads the operational execution of the firm's specialized consulting services. The Director & Chief Operating Officer focuses on the logistical and structural requirements of the firm's GRC business, particularly regarding the establishment of EU operations through Mirabella. By managing the complexities of international service delivery, Williams ensures that the firm meets the diverse regulatory needs of global clients. This role involves overseeing the integration of technology risk services into the broader operational framework. Dominic Williams directs the teams responsible for maintaining high-quality service standards across all consulting engagements. Through the application of strategic operational planning, the Director & Chief Operating Officer supports the firm's ability to navigate complex financial landscapes. Williams ensures that the organization remains well-positioned to provide comprehensive support to clients operating in multiple jurisdictions.

    Kara Nayden - Chief Operating Officer, Technology

    Kara Nayden, the Chief Operating Officer, Technology at ACA, architects the technological infrastructure that powers the firm's regulatory technology and GRC solutions. The Chief Operating Officer, Technology oversees the development and deployment of digital tools that enable clients to manage cybersecurity risks and financial reporting requirements. By aligning technology strategy with the firm's consulting expertise, Nayden ensures that ACA remains at the forefront of regulatory innovation. This role involves managing the technical teams responsible for building scalable, secure platforms that support the firm's ESG advisory and analytics services. Kara Nayden directs the integration of new technologies into the firm's existing service portfolio to enhance operational efficiency. Through the continuous improvement of the firm's digital capabilities, the Chief Operating Officer, Technology provides the foundation for delivering advanced, data-driven insights to clients across the global financial services sector.
    Kara Nayden

    Gladys Ibanez-Alers - Operations Executive & Chief of Staff

    Gladys Ibanez-Alers, the Operations Executive & Chief of Staff at ACA, coordinates the strategic priorities of the executive team to ensure organizational alignment. The Operations Executive & Chief of Staff manages the flow of information and decision-making processes that drive the firm's GRC business and technology solutions. By facilitating communication between departments, Ibanez-Alers ensures that operational initiatives remain synchronized with the firm's overarching mission. This role involves overseeing special projects that enhance internal productivity and support the firm's expansion into new regulatory markets. Gladys Ibanez-Alers directs the execution of key administrative and operational strategies that allow the leadership team to focus on high-impact business development. Through the optimization of internal governance, the Operations Executive & Chief of Staff maintains the firm's agility. Ibanez-Alers plays a vital role in ensuring that the organization operates with precision and maintains its focus on delivering superior client outcomes.

    Jay Petraitis - Managing Director

    Jay Petraitis, the Managing Director at ACA, oversees high-level client engagements and strategic business development initiatives. The Managing Director drives the expansion of GIPS standards verification and AML financial crime services across diverse market segments. By coordinating with senior leadership, Petraitis ensures that service delivery remains consistent with the firm's rigorous compliance standards. This role involves managing complex relationships with institutional clients to provide tailored GRC solutions that address specific regulatory challenges. Jay Petraitis architects growth strategies that leverage the firm's deep expertise in technology risk and regulatory reporting. Through the application of industry-leading practices, the Managing Director enhances the firm's market presence and operational impact. Petraitis maintains a focus on delivering measurable value to clients, ensuring that every engagement supports the broader mission of providing robust, technology-driven compliance and risk management services.

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    Frequently Asked Questions Regarding ACA Top Executives and Leadership Team

    Who leads ACA?
    ACA is led by Trey Loughran (Chief Executive Officer), along with executives such as Walter Costenbader (Chief Financial Officer & Chief Compliance Officer, Amp & Chief Operations Officer, Amp) and Jean-Christophe Chandumont (Chief Operating Officer).
    Who is part of ACA’s executive team?
    The executive team of ACA includes leaders such as Trey Loughran (Chief Executive Officer), Walter Costenbader (Chief Financial Officer & Chief Compliance Officer, Amp & Chief Operations Officer, Amp), Jean-Christophe Chandumont (Chief Operating Officer) and other senior executives.
    How many executives does ACA have?
    ACA has 7 executives leading key business areas.
    What roles are included in ACA’s leadership team?
    The leadership team of ACA includes roles such as Chief Executive Officer, Chief Financial Officer & Chief Compliance Officer, Amp & Chief Operations Officer, Amp, Chief Operating Officer, Director & Chief Operating Officer, Chief Operating Officer, Technology.