ManTech International Executive and Leadership Team

July, 2026

Leadership Overview

ManTech International has 10 executives leading key functions including finance, marketing, technology, and operations.

Driven by innovation, ManTech International provides advanced technological services to the United States government, focusing on cyber security, data analytics, and IT infrastructure to support federal civilian, defense, and intelligence markets.

Leadership Roles at ManTech International

  • Chief of Staff To the Chief Executive Officer and Senior Vice President, External Affairs - Brian McHugh
  • Chief Financial Officer - Palmer Marcantonio
  • Chief Financial Officer & Compliance Analyst - Justin Fuqua
  • Deputy Chief Operating Officer - Chad Boser
  • Chief Marketing Officer - Sheila Blackwell
  • Chief Technology Officer - Morris Brown
  • Deputy Director & Chief Information Officer, Office of - Caitlin Gedney
  • Chief Technology Officer, Digital - Marc Vandeveer
  • Scrum Master & Chief Technology Officer, Irad Team - Amitha Sabbani
  • Chief Marketing Officer, PSO - Laura Sargent
  • Brian McHugh - Chief of Staff To the Chief Executive Officer and Senior Vice President, External Affairs

    Brian McHugh, the Chief of Staff To the Chief Executive Officer and Senior Vice President, External Affairs at ManTech International, provides strategic support and manages key initiatives for executive leadership. This executive acts as a liaison, facilitating communication and coordination between the CEO, Senior Vice President of External Affairs, and other departments to ensure alignment with corporate goals. McHugh oversees critical projects and operational matters, enhancing the effectiveness of external affairs and corporate communications. The Chief of Staff To the Chief Executive Officer and Senior Vice President, External Affairs plays a pivotal role in managing stakeholder relationships and advancing ManTech's strategic objectives within the government contracting landscape. Brian McHugh's leadership ensures seamless execution of executive directives and supports the company's engagement with external partners and government agencies. This position is vital for driving strategic priorities and maintaining strong external relations.

    Palmer Marcantonio - Chief Financial Officer

    Palmer Marcantonio, the Chief Financial Officer at ManTech International, directs the company's financial strategy and operations. This leadership role involves managing all fiscal activities, including financial planning, budgeting, and reporting, ensuring robust financial health and compliance across the organization. Marcantonio oversees the allocation of resources to support ManTech's advanced technological services for the United States government, particularly within the federal civilian, defense, and intelligence sectors. The Chief Financial Officer's responsibilities extend to optimizing financial performance and driving profitability through strategic investments and cost management initiatives. Palmer Marcantonio ensures that financial operations align with the company's mission of delivering cutting-edge cyber security solutions, data collection and analytics, and enterprise IT infrastructure services. This executive's oversight is critical for maintaining investor confidence and supporting long-term growth objectives by safeguarding the company's financial integrity and operational efficiency.

    Justin Fuqua - Chief Financial Officer & Compliance Analyst

    Justin Fuqua, the Chief Financial Officer & Compliance Analyst at ManTech International, oversees financial operations and ensures adherence to regulatory standards. This executive manages the company's financial reporting, budgeting, and forecasting, while also maintaining a strong focus on compliance across all fiscal activities. Fuqua's dual role involves safeguarding ManTech's financial integrity and ensuring that all operations meet stringent government regulations and industry best practices. The Chief Financial Officer & Compliance Analyst works closely with internal teams to implement and monitor compliance programs, mitigating risks and ensuring ethical business conduct. Justin Fuqua's expertise is critical in navigating the complex financial landscape of government contracting, supporting ManTech's delivery of advanced technological services. This leadership ensures financial stability and operational integrity for the company's work in defense, intelligence, and federal civilian markets.

    Chad Boser - Deputy Chief Operating Officer

    Chad Boser, the Deputy Chief Operating Officer at ManTech International, supports the operational execution of the company's strategic initiatives. This executive assists in overseeing day-to-day operations, ensuring efficiency and effectiveness in service delivery across ManTech's diverse client base within the United States government. Boser's responsibilities include optimizing operational processes, managing resources, and driving performance improvements in areas such as cyber security solutions and IT infrastructure services. The Deputy Chief Operating Officer collaborates with various departments to streamline workflows and enhance productivity, contributing to ManTech's ability to meet client demands. Chad Boser plays a vital role in implementing operational strategies that support the company's growth and its mission to provide advanced technological services to federal civilian, defense, and intelligence markets. This leadership ensures seamless execution of projects and maintains high standards of service quality.

    Sheila Blackwell - Chief Marketing Officer

    Sheila Blackwell, the Chief Marketing Officer at ManTech International, spearheads the company's marketing and brand strategy. This executive directs all marketing initiatives, including market research, product positioning, and promotional campaigns, to enhance ManTech's visibility and market penetration within the federal civilian, defense, and intelligence sectors. Blackwell's role involves translating the company's advanced technological services, such as cyber security solutions and data analytics, into compelling market narratives. The Chief Marketing Officer collaborates with sales and technology teams to ensure marketing efforts effectively support business development and revenue generation. Sheila Blackwell drives customer engagement and brand loyalty by communicating the value proposition of ManTech's offerings to government clients. This leadership position is essential for shaping market perception and fostering strategic partnerships, ultimately contributing to the company's sustained growth and leadership in providing critical IT infrastructure services.

    Morris Brown - Chief Technology Officer

    Morris Brown, the Chief Technology Officer at ManTech International, architects the company's technological vision and innovation roadmap. This executive directs the development and implementation of advanced technology solutions that underpin ManTech's services in cyber security, data analytics, and enterprise IT infrastructure for the United States government. Brown's responsibilities include evaluating emerging technologies and integrating them to enhance service delivery and competitive advantage within the defense and intelligence markets. The Chief Technology Officer oversees research and development efforts, ensuring that ManTech remains at the forefront of technological advancements. Morris Brown's leadership guides the engineering and development teams in creating scalable and secure software and systems. This critical role ensures that ManTech's technological capabilities consistently meet the evolving needs of federal civilian agencies and defense clients, driving operational excellence and mission success.

    Caitlin Gedney - Deputy Director & Chief Information Officer, Office of

    Caitlin Gedney, the Deputy Director & Chief Information Officer, Office of at ManTech International, manages the information technology infrastructure and systems critical to the company's operations. This executive ensures the security, reliability, and efficiency of IT services supporting ManTech's work with the United States government, particularly in defense and intelligence sectors. Gedney oversees the implementation of IT policies and procedures, aligning technology resources with strategic business objectives. The Deputy Director & Chief Information Officer, Office of plays a key part in managing data governance and ensuring compliance with government regulations related to information systems. Caitlin Gedney's leadership focuses on optimizing IT operations, enhancing cybersecurity measures, and supporting the delivery of advanced technological services, including cyber security solutions and data analytics. This role is vital for maintaining operational continuity and enabling ManTech's mission-critical support for federal agencies.

    Marc Vandeveer - Chief Technology Officer, Digital

    Marc Vandeveer, the Chief Technology Officer, Digital at ManTech International, drives the digital transformation initiatives across the organization. This executive focuses on leveraging digital technologies to enhance ManTech's service offerings, particularly in areas like data collection and analytics and software development for government clients. Vandeveer oversees the strategy and execution of digital solutions that improve operational efficiency and deliver greater value to federal civilian, defense, and intelligence markets. The Chief Technology Officer, Digital champions innovation in digital platforms and services, ensuring ManTech stays ahead of technological trends. Marc Vandeveer's leadership is instrumental in developing and deploying cutting-edge digital capabilities that support complex government missions. This role is crucial for modernizing IT infrastructure and advancing ManTech's position as a leader in digital transformation for national security and public service.
    Marc Vandeveer

    Amitha Sabbani - Scrum Master & Chief Technology Officer, Irad Team

    Amitha Sabbani, the Scrum Master & Chief Technology Officer, Irad Team at ManTech International, leads technological innovation and agile development practices for specific project teams. This executive directs the technical strategy and execution for the Irad Team, focusing on delivering advanced solutions within ManTech's core service areas, including cyber security and data analytics. Sabbani champions agile methodologies, ensuring efficient project management and rapid iteration of software and systems development. The Scrum Master & Chief Technology Officer, Irad Team oversees the technical direction, guiding development efforts to meet complex government requirements in defense and intelligence sectors. Amitha Sabbani's leadership ensures that the Irad Team consistently delivers high-quality, secure, and effective technological solutions. This role is crucial for driving innovation and maintaining ManTech's technological edge in specialized government projects.
    Amitha Sabbani

    Laura Sargent - Chief Marketing Officer, PSO

    Laura Sargent, the Chief Marketing Officer, PSO at ManTech International, directs marketing efforts for the Professional Services Organization (PSO). This executive develops and implements targeted marketing strategies to promote ManTech's comprehensive technological services, including cyber security, data analytics, and IT infrastructure support, to government clients. Sargent focuses on enhancing brand awareness and driving demand generation within the federal civilian, defense, and intelligence markets. The Chief Marketing Officer, PSO collaborates with sales teams to align marketing campaigns with business objectives and client needs. Laura Sargent's leadership ensures that the PSO's value proposition is effectively communicated, supporting business growth and client acquisition. This role is essential for strengthening ManTech's market position and expanding its reach through strategic marketing initiatives.

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    Frequently Asked Questions Regarding ManTech International Top Executives and Leadership Team

    Who leads ManTech International?
    ManTech International is led by Brian McHugh (Chief of Staff To the Chief Executive Officer and Senior Vice President, External Affairs), along with executives such as Palmer Marcantonio (Chief Financial Officer) and Justin Fuqua (Chief Financial Officer & Compliance Analyst).
    Who is part of ManTech International’s executive team?
    The executive team of ManTech International includes leaders such as Brian McHugh (Chief of Staff To the Chief Executive Officer and Senior Vice President, External Affairs), Palmer Marcantonio (Chief Financial Officer), Justin Fuqua (Chief Financial Officer & Compliance Analyst) and other senior executives.
    How many executives does ManTech International have?
    ManTech International has 10 executives leading key business areas.
    What roles are included in ManTech International’s leadership team?
    The leadership team of ManTech International includes roles such as Chief of Staff To the Chief Executive Officer and Senior Vice President, External Affairs, Chief Financial Officer, Chief Financial Officer & Compliance Analyst, Deputy Chief Operating Officer, Chief Marketing Officer.