Harris County, TX Executive and Leadership Team

October, 2026

Leadership Overview

Harris County, TX has 10 executives leading key functions including administrative policy, financial oversight, operational management, and human resources.

Committed to delivering essential public services to the Houston metropolitan area, Harris County, TX maintains a robust infrastructure to support community development, public safety, and regional healthcare initiatives for all residents.

Leadership Roles at Harris County, TX

  • Chief Financial Officer - Errika Perkins
  • Chief Operating Officer - George Greanias
  • Deputy Chief Operating Officer, Administration & Policy - Marsha Murray
  • Chief of Staff - Lauren Byrne
  • Chief of Staff, OperationsnOffice - Tiko Reynolds- Hausman
  • Deputy Chief of Staff, Support Services - Jose Jimenez
  • Chief of Staff & Counsel - Paul Coselli
  • Deputy Chief of Staff - Kimberly Henderson
  • Chief People Officer - Andrea Coughlin-Rowley
  • Deputy Director - Julie Baker
  • Errika Perkins - Chief Financial Officer

    Errika Perkins, the Chief Financial Officer at Harris County, TX, manages the fiscal health and budgetary planning for the largest county government in the United States. Perkins directs the allocation of public funds across healthcare, education, and infrastructure sectors to ensure maximum impact for the Houston metropolitan area. By implementing robust financial controls, the Chief Financial Officer maintains transparency and accountability in all government spending. Errika Perkins collaborates with executive leadership to forecast revenue requirements and secure funding for critical community projects. This role involves rigorous analysis of economic trends to mitigate financial risks while supporting regional growth. Through the strategic management of the county budget, the Chief Financial Officer ensures that essential services receive consistent support. Perkins drives fiscal responsibility by overseeing audits and financial reporting processes that uphold the public trust.

    George Greanias - Chief Operating Officer

    George Greanias, the Chief Operating Officer at Harris County, TX, directs the daily execution of public safety and community development programs. Greanias oversees the logistical framework required to maintain infrastructure across the Houston metropolitan area. By managing the complex interplay between various government departments, the Chief Operating Officer ensures that public services remain accessible and reliable for all residents. George Greanias evaluates operational performance metrics to identify areas for improvement in service delivery. This leadership position involves coordinating with the Board to align operational goals with long-term regional development strategies. Through the rigorous application of administrative best practices, the Chief Operating Officer drives efficiency in the management of public records and government resources. Greanias maintains a focus on scalable solutions that support the growth and stability of the entire county government.

    Marsha Murray - Deputy Chief Operating Officer, Administration & Policy

    Marsha Murray, the Deputy Chief Operating Officer, Administration & Policy at Harris County, TX, architects the administrative frameworks and policy guidelines that govern the county's public services. Murray directs the development of policies that impact healthcare, education, and infrastructure management throughout the Houston metropolitan area. By analyzing legislative requirements and community needs, the Deputy Chief Operating Officer, Administration & Policy ensures that all government actions remain compliant and effective. Marsha Murray collaborates with other executives to translate policy goals into actionable operational plans. This leadership role involves the continuous evaluation of administrative processes to improve service delivery. Through the rigorous application of policy standards, the Deputy Chief Operating Officer, Administration & Policy drives organizational accountability. Murray secures the long-term success of the county by fostering a culture of transparency and strategic planning.

    Lauren Byrne - Chief of Staff

    Lauren Byrne, the Chief of Staff at Harris County, TX, coordinates the strategic initiatives and executive communications for the county government. Byrne manages the flow of information between the leadership team and various departments to ensure alignment with the core mission of serving the Houston metropolitan area. By facilitating high-level decision-making processes, the Chief of Staff enables the effective implementation of public policy. Lauren Byrne oversees the integration of administrative functions to support the broader goals of community development and public safety. This leadership role requires constant engagement with internal stakeholders to resolve complex operational challenges. Through the orchestration of executive priorities, the Chief of Staff drives organizational cohesion. Byrne ensures that all strategic objectives remain focused on delivering high-quality services to the residents of the county.

    Tiko Reynolds- Hausman - Chief of Staff, OperationsnOffice

    Tiko Reynolds- Hausman, the Chief of Staff, OperationsnOffice at Harris County, TX, manages the operational infrastructure and internal support systems for the county. Reynolds- Hausman directs the daily activities of the operations office to ensure that public services function without interruption across the Houston metropolitan region. By optimizing internal workflows, the Chief of Staff, OperationsnOffice enhances the responsiveness of government departments to citizen needs. Tiko Reynolds- Hausman coordinates with other executive leaders to streamline the delivery of infrastructure management and administrative services. This role involves the rigorous oversight of operational protocols to maintain high standards of public safety and community development. Through the implementation of efficient management practices, the Chief of Staff, OperationsnOffice supports the overall mission of the county. Reynolds- Hausman drives operational excellence by aligning departmental resources with the strategic goals of the government.

    Jose Jimenez - Deputy Chief of Staff, Support Services

    Jose Jimenez, the Deputy Chief of Staff, Support Services at Harris County, TX, oversees the delivery of essential support functions that underpin the county's public service mission. Jimenez directs the administrative and technical teams responsible for maintaining the digital presence and public records systems for the Houston metropolitan area. By ensuring that support services remain robust and accessible, the Deputy Chief of Staff, Support Services facilitates the effective operation of healthcare and legal departments. Jose Jimenez collaborates with executive leadership to integrate new technologies that improve citizen access to government resources. This role involves managing the logistical requirements of various community development programs. Through the strategic oversight of support operations, the Deputy Chief of Staff, Support Services drives efficiency and reliability across the organization. Jimenez maintains a focus on enhancing the quality of service provided to all residents.

    Paul Coselli - Chief of Staff & Counsel

    Paul Coselli, the Chief of Staff & Counsel at Harris County, TX, provides legal guidance and strategic direction for the county's executive leadership. Coselli oversees the legal implications of public service initiatives, ensuring that all programs in the Houston metropolitan area adhere to regulatory standards. By managing the intersection of policy and law, the Chief of Staff & Counsel protects the interests of the county government. Paul Coselli collaborates with other C-suite leaders to navigate complex administrative challenges and mitigate legal risks. This role involves the oversight of high-level projects that impact community development and public safety. Through the provision of sound legal counsel, the Chief of Staff & Counsel drives the ethical execution of government responsibilities. Coselli ensures that all strategic decisions align with the legal framework required to serve the residents effectively.

    Kimberly Henderson - Deputy Chief of Staff

    Kimberly Henderson, the Deputy Chief of Staff at Harris County, TX, manages the execution of special projects and cross-departmental initiatives for the county government. Henderson directs the coordination of efforts between public safety, healthcare, and administrative teams to ensure the seamless delivery of services across the Houston metropolitan area. By facilitating communication between executive leadership and department heads, the Deputy Chief of Staff enhances the agility of the organization. Kimberly Henderson evaluates the progress of key initiatives to ensure they meet the strategic objectives of the county. This role involves the management of complex workflows that require high-level oversight and problem-solving. Through the effective orchestration of resources, the Deputy Chief of Staff drives the successful completion of community-focused programs. Henderson maintains a focus on operational efficiency to support the overall mission of the government.

    Andrea Coughlin-Rowley - Chief People Officer

    Andrea Coughlin-Rowley, the Chief People Officer at Harris County, TX, directs the human capital strategy for the largest county government in the United States. Coughlin-Rowley oversees talent acquisition, employee development, and organizational culture initiatives that support the workforce serving the Houston metropolitan area. By implementing comprehensive HR policies, the Chief People Officer ensures that the county attracts and retains the talent necessary to deliver essential public services. Andrea Coughlin-Rowley collaborates with executive leadership to align workforce capabilities with the strategic goals of the government. This role involves managing the professional growth of thousands of employees across diverse departments. Through the optimization of human resources processes, the Chief People Officer drives organizational performance and employee engagement. Coughlin-Rowley secures the operational capacity of the county by fostering a supportive and high-performing work environment.
    Andrea Coughlin-Rowley

    Julie Baker - Deputy Director

    Julie Baker, the Deputy Director at Harris County, TX, manages critical administrative workflows and public service delivery across the Houston metropolitan region. Baker coordinates departmental efforts to ensure that healthcare, legal services, and infrastructure projects align with the broader mission of the county government. By streamlining internal processes, the Deputy Director enhances the efficiency of public resource allocation. Julie Baker maintains constant communication with other executive leaders to address the evolving needs of the local population. This role requires rigorous oversight of multi-departmental initiatives, ensuring that all public-facing programs meet strict regulatory standards. Through the implementation of data-driven management strategies, the Deputy Director optimizes the delivery of essential services. Ultimately, Baker secures the operational integrity of the county by fostering collaboration between diverse government agencies and community stakeholders.

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

    Who leads Harris County, TX?
    Harris County, TX is led by Errika Perkins (Chief Financial Officer), along with executives such as George Greanias (Chief Operating Officer) and Marsha Murray (Deputy Chief Operating Officer, Administration & Policy).
    Who is part of Harris County, TX’s executive team?
    The executive team of Harris County, TX includes leaders such as Errika Perkins (Chief Financial Officer), George Greanias (Chief Operating Officer), Marsha Murray (Deputy Chief Operating Officer, Administration & Policy) and other senior executives.
    How many executives does Harris County, TX have?
    Harris County, TX has 10 executives leading key business areas.
    What roles are included in Harris County, TX’s leadership team?
    The leadership team of Harris County, TX includes roles such as Chief Financial Officer, Chief Operating Officer, Deputy Chief Operating Officer, Administration & Policy, Chief of Staff, Chief of Staff, OperationsnOffice.