Galveston County, TX Executive and Leadership Team

June, 2026

Leadership Overview

Galveston County, TX has 4 executives leading key functions including strategy, information technology, finance, and deputy finance.

Driven by a commitment to public service, Galveston County, TX provides essential services and administrative functions, enhancing the quality of life for residents and visitors through efficient governance and community resources.

Leadership Roles at Galveston County, TX

  • Chief Executive Officer & Administrator - Zonia Wilturner- Smith
  • Chief Financial Officer - Diana Huallpa
  • Deputy Chief Financial Officer - Christian Monterrubio
  • Chief Information Officer - Misty Witmer
  • Zonia Wilturner- Smith - Chief Executive Officer & Administrator

    Zonia Wilturner- Smith, the Chief Executive Officer & Administrator at Galveston County, TX, directs the overarching strategy and administrative operations. Overseeing critical functions such as emergency management, parks and cultural services, and public safety, Wilturner-Smith ensures the efficient delivery of essential services to residents. This leadership role involves coordinating interdepartmental efforts to facilitate administrative processes, including property tax payments, court records access, and voter registration. By focusing on community needs, Zonia Wilturner- Smith drives the county's mission to provide comprehensive resources for job seekers and information on local events, fostering a connected and well-supported populace. The Chief Executive Officer & Administrator's purview extends to enhancing the overall governance structure, ensuring alignment with state and federal mandates while prioritizing resident well-being and engagement.

    Diana Huallpa - Chief Financial Officer

    Diana Huallpa, the Chief Financial Officer at Galveston County, TX, manages the fiscal health and financial planning for the county. Huallpa oversees all aspects of financial operations, including budgeting, revenue collection, and expenditure management, ensuring compliance with governmental accounting standards. This position is critical for supporting the county's diverse service offerings, from public safety initiatives to parks and cultural programs, by allocating resources effectively. Diana Huallpa directs the processes for property tax collection and manages financial reporting related to court records and other administrative functions. The Chief Financial Officer's strategic oversight ensures the financial stability required to provide essential services and resources for residents, businesses, and visitors, while also supporting initiatives for job seekers and community event funding. Huallpa's leadership ensures fiscal responsibility across all county departments.
    Diana Huallpa

    Christian Monterrubio - Deputy Chief Financial Officer

    Christian Monterrubio, the Deputy Chief Financial Officer at Galveston County, TX, supports the Chief Financial Officer in managing the county's financial operations and strategic fiscal planning. Monterrubio assists in the development and execution of budgets, monitors expenditures, and ensures the accuracy of financial records across all departments, including those managing emergency services and public safety. This role is integral to facilitating administrative functions such as property tax payments and providing financial data for court records searches. Christian Monterrubio plays a key part in analyzing financial trends and identifying opportunities for cost efficiencies within the county's service delivery framework, supporting parks and cultural services, and resource allocation for job seekers. The Deputy Chief Financial Officer's contribution ensures the robust financial management necessary for Galveston County, TX to effectively serve its residents, businesses, and visitors.

    Misty Witmer - Chief Information Officer

    Misty Witmer, the Chief Information Officer at Galveston County, TX, architects the county's technology infrastructure and digital service delivery. Witmer oversees the implementation and maintenance of systems supporting critical county functions, including public safety communications, administrative data management, and resident-facing online portals. This role is pivotal in ensuring the security and accessibility of information, such as court records and property tax data, for local residents, businesses, and visitors. Misty Witmer drives innovation in technology adoption to enhance operational efficiency across departments, from emergency management coordination to voter registration systems. The Chief Information Officer's strategic vision ensures that Galveston County, TX leverages technology to improve service delivery, streamline administrative processes, and provide robust resources for job seekers and community event information, thereby strengthening the county's digital resilience and public engagement capabilities.

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    Frequently Asked Questions Regarding Galveston County, TX Top Executives and Leadership Team

    Who leads Galveston County, TX?
    Galveston County, TX is led by Zonia Wilturner- Smith (Chief Executive Officer & Administrator), along with executives such as Diana Huallpa (Chief Financial Officer) and Christian Monterrubio (Deputy Chief Financial Officer).
    Who is part of Galveston County, TX’s executive team?
    The executive team of Galveston County, TX includes leaders such as Zonia Wilturner- Smith (Chief Executive Officer & Administrator), Diana Huallpa (Chief Financial Officer), Christian Monterrubio (Deputy Chief Financial Officer) and other senior executives.
    How many executives does Galveston County, TX have?
    Galveston County, TX has 4 executives leading key business areas.
    What roles are included in Galveston County, TX’s leadership team?
    The leadership team of Galveston County, TX includes roles such as Chief Executive Officer & Administrator, Chief Financial Officer, Deputy Chief Financial Officer, Chief Information Officer.