Dallas County Executive and Leadership Team

October, 2026

Leadership Overview

Dallas County has 6 executives leading key functions including administrative strategy, technology infrastructure, information systems, human resources, policy support, and housing finance.

Committed to public service excellence, Dallas County delivers essential government services to residents across 30 municipalities while maintaining robust community resources and legal systems.

Leadership Roles at Dallas County

  • President, Housing Finance Corporation - Dom Haskett
  • Chief of Staff - Lauren Trimble
  • Chief Technology Officer - Sankar Panneerselvam
  • Chief Information Officer - John Hennessey
  • Chief Human Resources Officer - Louis Burrell
  • Deputy Chief of Staff - Elva Rodriguez
  • Dom Haskett - President, Housing Finance Corporation

    Dom Haskett, the President, Housing Finance Corporation at Dallas County, directs the strategic allocation of financial resources to support affordable housing initiatives. Overseeing the financial operations of the corporation, the President, Housing Finance Corporation ensures the effective management of funds dedicated to community development projects. This leadership role involves navigating complex regulatory environments and collaborating with private and public partners to expand housing access. By optimizing the deployment of capital, Dom Haskett directly impacts the availability of housing resources for residents across the county. Haskett manages the fiscal health of the corporation while ensuring compliance with all government mandates. Through the development of innovative financing strategies, the President, Housing Finance Corporation addresses the critical housing needs of the population. Ultimately, Haskett secures the financial stability required to foster sustainable community growth.

    Lauren Trimble - Chief of Staff

    Lauren Trimble, the Chief of Staff at Dallas County, directs administrative operations and coordinates strategic initiatives across all government departments. Overseeing the executive office, the Chief of Staff ensures alignment between policy goals and daily service delivery for residents across 30 municipalities. This leadership role involves managing complex interdepartmental communications and facilitating high-level decision-making processes to support the county mission. By optimizing internal workflows, Lauren Trimble directly impacts the efficiency of public health and legal systems. Trimble maintains rigorous standards for operational transparency while managing the broader organizational agenda. Through constant collaboration with other C-suite leaders, the Chief of Staff secures the necessary resources to address community needs effectively. Ultimately, Trimble drives the strategic vision required to sustain the second most populated county in Texas as a functional and responsive government entity.

    Sankar Panneerselvam - Chief Technology Officer

    Sankar Panneerselvam, the Chief Technology Officer at Dallas County, architects scalable digital infrastructure to support essential government services. Overseeing the modernization of technical systems, the Chief Technology Officer ensures the security and reliability of data platforms used by public health and legal departments. This leadership role involves implementing advanced software solutions to improve service accessibility for residents across the region. By integrating emerging technologies into existing government frameworks, Sankar Panneerselvam directly impacts the digital transformation of county operations. Panneerselvam manages complex technical projects that enhance the efficiency of information delivery to the public. Through strategic oversight of hardware and software procurement, the Chief Technology Officer maintains the integrity of the county network. Ultimately, Panneerselvam secures the technological foundation necessary for the long-term success of the government entity.

    John Hennessey - Chief Information Officer

    John Hennessey, the Chief Information Officer at Dallas County, manages the comprehensive information technology landscape and data governance protocols. Overseeing the enterprise-wide information systems, the Chief Information Officer ensures the seamless flow of data between departments such as engineering, finance, and healthcare. This leadership role involves protecting sensitive resident information through robust cybersecurity measures and compliance frameworks. By optimizing data management strategies, John Hennessey directly impacts the operational capacity of the county to serve its large population. Hennessey coordinates with other executive leaders to align information technology investments with the broader goals of the government. Through the implementation of data-driven decision-making tools, the Chief Information Officer enhances the overall responsiveness of the organization. Ultimately, Hennessey secures the information assets required to maintain public trust and operational excellence.

    Louis Burrell - Chief Human Resources Officer

    Louis Burrell, the Chief Human Resources Officer at Dallas County, directs talent acquisition, workforce development, and employee relations for the entire government organization. Overseeing the human capital strategy, the Chief Human Resources Officer ensures the recruitment and retention of skilled professionals capable of delivering high-quality public services. This leadership role involves managing complex labor relations and fostering an inclusive workplace culture across all 30 municipalities. By implementing effective performance management systems, Louis Burrell directly impacts the productivity and morale of the county workforce. Burrell collaborates with department heads to address staffing requirements and professional development needs. Through the administration of comprehensive benefits and training programs, the Chief Human Resources Officer supports the long-term stability of the organization. Ultimately, Burrell secures the human talent necessary to fulfill the mission of the county.

    Elva Rodriguez - Deputy Chief of Staff

    Elva Rodriguez, the Deputy Chief of Staff at Dallas County, supports the execution of administrative priorities and facilitates cross-departmental project management. Overseeing the daily operations of the executive office, the Deputy Chief of Staff ensures that policy directives are implemented across the various government departments. This leadership role involves managing external stakeholder relations and preparing critical briefings for the leadership team. By streamlining communication channels, Elva Rodriguez directly impacts the speed and accuracy of government responses to community needs. Rodriguez works closely with the Chief of Staff to monitor the progress of key initiatives and resolve operational bottlenecks. Through the coordination of inter-agency efforts, the Deputy Chief of Staff maintains the cohesion of the county government. Ultimately, Rodriguez secures the operational continuity required to serve the residents of the second most populated county in Texas.

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    Frequently Asked Questions Regarding Dallas County Top Executives and Leadership Team

    Who leads Dallas County?
    Dallas County is led by Dom Haskett (President, Housing Finance Corporation), along with executives such as Lauren Trimble (Chief of Staff) and Sankar Panneerselvam (Chief Technology Officer).
    Who is part of Dallas County’s executive team?
    The executive team of Dallas County includes leaders such as Dom Haskett (President, Housing Finance Corporation), Lauren Trimble (Chief of Staff), Sankar Panneerselvam (Chief Technology Officer) and other senior executives.
    How many executives does Dallas County have?
    Dallas County has 6 executives leading key business areas.
    What roles are included in Dallas County’s leadership team?
    The leadership team of Dallas County includes roles such as President, Housing Finance Corporation, Chief of Staff, Chief Technology Officer, Chief Information Officer, Chief Human Resources Officer.