National Geospatial-Intelligence Agency Executive and Leadership Team

August, 2026

Leadership Overview

National Geospatial-Intelligence Agency has 10 executives leading key functions including strategy, financial oversight, operational coordination, information technology, and advanced technology development.

Committed to national security through precise mapping and imagery analysis, National Geospatial-Intelligence Agency delivers actionable intelligence to support global defense operations and emergency response efforts.

Leadership Roles at National Geospatial-Intelligence Agency

  • Chief Executive Officer - Mark Germishuys
  • Chief Financial Officer - Tamara Hughes
  • Chief of Staff - Linda Tate
  • Chief Information Officer - David White
  • Chief Technology Officer, Maven - Sean Batir
  • Deputy Chief of Staff - Dermont Nicholson
  • Deputy Chief of Staff - Amanda Staats
  • Chief of Staff To NGA Deputy Director - Shenice Williams
  • Corporate Operations Chief of Staff - Deidre Cook
  • Group Analytic Operations Chief of Staff - Savannah Rodriguez
  • Mark Germishuys - Chief Executive Officer

    Mark Germishuys, the Chief Executive Officer at National Geospatial-Intelligence Agency, directs the overarching strategic vision for all geospatial intelligence operations. This leadership role involves aligning agency resources with national security priorities while overseeing the integration of satellite imagery into actionable intelligence for the Department of Defense. By managing high-level relationships with policymakers and intelligence community partners, the Chief Executive Officer ensures the agency maintains a competitive edge in global mapping and data analysis. Mark Germishuys drives the organizational culture toward innovation and operational excellence, ensuring that every mission supports critical defense objectives. Through rigorous oversight of agency-wide performance metrics, the Chief Executive Officer optimizes the delivery of geospatial services to military and civilian stakeholders. This executive leadership maintains the integrity of national security data while fostering a collaborative environment across all internal departments to meet complex, evolving intelligence requirements.

    Tamara Hughes - Chief Financial Officer

    Tamara Hughes, the Chief Financial Officer at National Geospatial-Intelligence Agency, manages the fiscal health and budgetary allocation for all geospatial intelligence programs. This role involves architecting long-term financial strategies that support the acquisition of advanced satellite imagery and mapping technologies. By overseeing the distribution of federal funds, the Chief Financial Officer ensures that every dollar directly enhances the agency's capacity to provide critical intelligence to military operations. Tamara Hughes monitors complex financial reporting requirements and maintains strict compliance with government auditing standards. Through the optimization of resource management, the Chief Financial Officer supports the scaling of operations across North American and international theaters. This leadership position requires constant coordination with the Board and other C-suite members to align fiscal planning with national security goals. By maintaining financial transparency and operational efficiency, the Chief Financial Officer secures the necessary capital to sustain the agency's vital mission.

    Linda Tate - Chief of Staff

    Linda Tate, the Chief of Staff at National Geospatial-Intelligence Agency, coordinates the daily operational flow and strategic initiatives across the executive office. This role involves managing the internal communication channels that connect various intelligence departments to ensure seamless execution of national security objectives. By facilitating high-level meetings and tracking progress on key agency projects, the Chief of Staff maintains alignment between leadership goals and departmental output. Linda Tate oversees the administrative infrastructure that supports the agency's mapping and imagery analysis services. Through the synchronization of cross-functional teams, the Chief of Staff drives efficiency in the decision-making process. This leadership position requires constant interaction with other C-suite members to resolve operational bottlenecks and prioritize urgent intelligence tasks. By streamlining internal processes, the Chief of Staff enables the agency to respond rapidly to emerging global threats and support the Department of Defense with precision and speed.

    David White - Chief Information Officer

    David White, the Chief Information Officer at National Geospatial-Intelligence Agency, architects the secure digital infrastructure required to process and distribute massive volumes of geospatial data. This role involves managing the agency's cloud computing capabilities and cybersecurity protocols to protect sensitive intelligence assets. By overseeing the integration of advanced software systems, the Chief Information Officer ensures that satellite imagery remains accessible and actionable for military and intelligence professionals. David White drives the modernization of IT systems to support the agency's mission of providing real-time geospatial information. Through the implementation of robust data management frameworks, the Chief Information Officer supports the agency's ability to deliver critical intelligence across global networks. This leadership position requires constant collaboration with technology teams to maintain system resilience against evolving digital threats. By optimizing the digital backbone of the organization, the Chief Information Officer enables the seamless flow of intelligence to support national security priorities.

    Sean Batir - Chief Technology Officer, Maven

    Sean Batir, the Chief Technology Officer, Maven at National Geospatial-Intelligence Agency, directs the development and deployment of artificial intelligence and machine learning tools for imagery analysis. This role involves architecting scalable algorithms that automate the processing of satellite data to identify critical patterns for national security. By overseeing the Maven project, the Chief Technology Officer, Maven ensures the agency utilizes cutting-edge technology to enhance the speed and accuracy of geospatial intelligence. Sean Batir drives the integration of automated systems into existing workflows, allowing intelligence professionals to focus on high-level analysis. Through the continuous refinement of technical capabilities, the Chief Technology Officer, Maven supports the agency's mission to provide relevant and timely data to the Department of Defense. This leadership position requires constant innovation to maintain a technological advantage in the global intelligence landscape. By advancing the agency's AI capabilities, the Chief Technology Officer, Maven significantly improves the efficiency of intelligence operations.

    Dermont Nicholson - Deputy Chief of Staff

    Dermont Nicholson, the Deputy Chief of Staff at National Geospatial-Intelligence Agency, supports the executive office by managing specific operational workstreams related to internal policy and organizational alignment. This role involves overseeing the implementation of strategic directives that enhance the agency's mapping and imagery analysis services. By coordinating with various department heads, the Deputy Chief of Staff ensures that operational goals remain consistent with the agency's broader mission of supporting national security. Dermont Nicholson monitors the execution of key projects and provides the Chief of Staff with actionable insights to improve organizational performance. Through the management of internal communications and project tracking, the Deputy Chief of Staff facilitates a cohesive working environment. This leadership position requires constant attention to detail and the ability to bridge gaps between different functional areas. By maintaining operational focus, the Deputy Chief of Staff ensures that the agency consistently delivers high-quality intelligence to military and civilian partners.

    Amanda Staats - Deputy Chief of Staff

    Amanda Staats, the Deputy Chief of Staff at National Geospatial-Intelligence Agency, manages the external engagement and inter-agency coordination efforts that support the agency's intelligence mission. This role involves facilitating partnerships with other federal entities to ensure the seamless exchange of geospatial data and analysis. By overseeing the logistics of high-level briefings and inter-departmental collaborations, the Deputy Chief of Staff ensures that the agency's intelligence products reach the appropriate stakeholders in the Department of Defense. Amanda Staats drives the development of administrative protocols that improve the efficiency of external communications. Through the management of complex scheduling and stakeholder relations, the Deputy Chief of Staff supports the agency's ability to respond to national security requirements. This leadership position requires constant interaction with diverse teams to ensure alignment on critical intelligence objectives. By fostering strong inter-agency relationships, the Deputy Chief of Staff enhances the overall impact of the agency's geospatial services.

    Shenice Williams - Chief of Staff To NGA Deputy Director

    Shenice Williams, the Chief of Staff To NGA Deputy Director at National Geospatial-Intelligence Agency, manages the daily priorities and strategic agenda for the Deputy Director's office. This role involves overseeing the flow of intelligence reports and policy recommendations that require executive review. By coordinating with senior leadership, the Chief of Staff To NGA Deputy Director ensures that the Deputy Director remains informed on all critical geospatial intelligence operations. Shenice Williams drives the preparation of briefings and strategic documents that support the agency's mission of providing actionable data to military operations. Through the management of the Deputy Director's schedule and communication channels, the Chief of Staff To NGA Deputy Director facilitates efficient decision-making. This leadership position requires constant attention to the agency's national security objectives and the ability to synthesize complex information. By maintaining a focus on executive priorities, the Chief of Staff To NGA Deputy Director supports the agency's overall effectiveness.

    Deidre Cook - Corporate Operations Chief of Staff

    Deidre Cook, the Corporate Operations Chief of Staff at National Geospatial-Intelligence Agency, directs the administrative and operational functions that support the agency's core business activities. This role involves overseeing the internal processes that enable the delivery of geospatial intelligence services to the Department of Defense. By managing the operational budget and resource allocation for corporate departments, the Corporate Operations Chief of Staff ensures that the agency maintains the necessary infrastructure to support its mission. Deidre Cook drives the implementation of efficiency initiatives that streamline internal workflows and improve organizational performance. Through the coordination of cross-functional teams, the Corporate Operations Chief of Staff supports the agency's ability to provide timely and relevant intelligence. This leadership position requires constant collaboration with other C-suite members to align corporate operations with national security goals. By optimizing internal systems, the Corporate Operations Chief of Staff ensures the agency remains prepared to meet complex intelligence requirements.

    Savannah Rodriguez - Group Analytic Operations Chief of Staff

    Savannah Rodriguez, the Group Analytic Operations Chief of Staff at National Geospatial-Intelligence Agency, manages the operational coordination of the agency's primary analytic teams. This role involves overseeing the workflow of intelligence analysts who produce critical geospatial data and imagery analysis. By facilitating the integration of new data sources into the analytic process, the Group Analytic Operations Chief of Staff ensures that the agency delivers the most relevant intelligence to military and civilian stakeholders. Savannah Rodriguez drives the implementation of standardized analytic procedures that improve the accuracy and speed of intelligence production. Through the management of team resources and project timelines, the Group Analytic Operations Chief of Staff supports the agency's mission of providing actionable intelligence for national security. This leadership position requires constant interaction with analytic leads to resolve operational challenges. By maintaining a focus on analytic excellence, the Group Analytic Operations Chief of Staff ensures the agency consistently meets its intelligence objectives.

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    Frequently Asked Questions Regarding National Geospatial-Intelligence Agency Top Executives and Leadership Team

    Who leads National Geospatial-Intelligence Agency?
    National Geospatial-Intelligence Agency is led by Mark Germishuys (Chief Executive Officer), along with executives such as Tamara Hughes (Chief Financial Officer) and Linda Tate (Chief of Staff).
    Who is part of National Geospatial-Intelligence Agency’s executive team?
    The executive team of National Geospatial-Intelligence Agency includes leaders such as Mark Germishuys (Chief Executive Officer), Tamara Hughes (Chief Financial Officer), Linda Tate (Chief of Staff) and other senior executives.
    How many executives does National Geospatial-Intelligence Agency have?
    National Geospatial-Intelligence Agency has 10 executives leading key business areas.
    What roles are included in National Geospatial-Intelligence Agency’s leadership team?
    The leadership team of National Geospatial-Intelligence Agency includes roles such as Chief Executive Officer, Chief Financial Officer, Chief of Staff, Chief Information Officer, Chief Technology Officer, Maven.