Maricopa County Executive and Leadership Team

October, 2026

Leadership Overview

Maricopa County has 10 executives leading key functions including regional administration, strategic operations, information technology, and public health services.

Committed to providing essential public services, Maricopa County maintains a focus on fiscal responsibility and regional leadership to ensure all residents thrive within a healthy and safe environment.

Leadership Roles at Maricopa County

  • Chief of Staff - Chris Pinuelas
  • Chief Information Officer - Richard McHattie
  • Deputy Chief Information Officer (Advsvcs) - Neena Scorse
  • Chief of Staff, Board of Supervisors, District 3 - Page Gonzales
  • Deputy Chief of Staff- District 1 - Selene Saucedo
  • Deputy Chief of Staff - Carissa Cortez
  • Chief of Staff & Eddie Assessor & Cook - Abigail Raddatz
  • Chief Technology Officer, Enterprise Technology & Innovation - Shea McGrew
  • Chief Medical Officer - Suganya Karuppana
  • Deputy Director - Andrew Linton
  • Chris Pinuelas - Chief of Staff

    Chris Pinuelas, the Chief of Staff at Maricopa County, directs strategic planning and executive communications to facilitate seamless organizational operations. Managing the flow of information between leadership and various departments, the Chief of Staff ensures that policy objectives remain aligned with the long-term goals of the county. This role involves synthesizing complex data into actionable insights for the executive team, thereby driving informed decision-making processes. By coordinating high-level initiatives, Chris Pinuelas strengthens the internal cohesion necessary for delivering essential public services. The Chief of Staff monitors the progress of key projects, identifying potential bottlenecks and implementing solutions to maintain momentum. Through proactive engagement with stakeholders, Pinuelas fosters collaborative environments that support the overarching mission of maintaining a healthy and safe environment for the entire regional population.

    Richard McHattie - Chief Information Officer

    Richard McHattie, the Chief Information Officer at Maricopa County, architects the digital infrastructure required to support modern public service delivery. Overseeing enterprise-wide technology initiatives, the Chief Information Officer ensures that data systems remain secure, scalable, and accessible for all county departments. This leadership role involves implementing advanced cybersecurity protocols to protect sensitive resident information while driving digital transformation across the organization. By modernizing legacy platforms, Richard McHattie enhances the efficiency of government operations and improves the digital experience for the public. The Chief Information Officer collaborates with other executive leaders to integrate technology into core service models, ensuring that digital tools directly support the mission of fiscal responsibility. Through strategic investment in emerging technologies, McHattie maintains the technological edge necessary for effective regional governance and long-term operational success.
    Richard McHattie

    Neena Scorse - Deputy Chief Information Officer (Advsvcs)

    Neena Scorse, the Deputy Chief Information Officer (Advsvcs) at Maricopa County, manages specialized advisory services and technical support frameworks to optimize information technology performance. Overseeing the implementation of advanced service delivery models, the Deputy Chief Information Officer (Advsvcs) ensures that technical solutions align with the specific needs of various county departments. This role involves evaluating emerging software and hardware requirements to maintain high standards of operational efficiency. By providing expert guidance on complex technical projects, Neena Scorse supports the broader digital strategy of the organization. The Deputy Chief Information Officer (Advsvcs) facilitates communication between technical teams and administrative stakeholders, ensuring that all technology investments yield measurable improvements in public service outcomes. Through rigorous analysis of system requirements, Scorse drives the continuous improvement of the county's digital ecosystem and overall service reliability.

    Page Gonzales - Chief of Staff, Board of Supervisors, District 3

    Page Gonzales, the Chief of Staff, Board of Supervisors, District 3 at Maricopa County, directs legislative support and constituent engagement strategies for the district. Overseeing the daily operations of the supervisor's office, the Chief of Staff, Board of Supervisors, District 3 ensures that policy priorities reflect the needs of the local community. This leadership role involves managing complex relationships with stakeholders and coordinating with other county departments to advance district-specific initiatives. By facilitating effective communication between the Board and the public, Page Gonzales strengthens the democratic process and ensures transparency in governance. The Chief of Staff, Board of Supervisors, District 3 monitors legislative developments, providing critical analysis to support informed decision-making. Through dedicated focus on district-level advocacy, Gonzales contributes to the overall mission of providing essential services and maintaining a safe environment for all residents.

    Selene Saucedo - Deputy Chief of Staff- District 1

    Selene Saucedo, the Deputy Chief of Staff- District 1 at Maricopa County, manages operational support and community outreach programs within the district. Overseeing the execution of local policy initiatives, the Deputy Chief of Staff- District 1 ensures that administrative functions align with the specific requirements of the constituency. This role involves coordinating with various county agencies to resolve constituent concerns and improve the delivery of public services. By fostering strong relationships with community leaders, Selene Saucedo enhances the effectiveness of district-level governance. The Deputy Chief of Staff- District 1 monitors project timelines and resource utilization, ensuring that all activities remain within the scope of the county's fiscal goals. Through proactive management of district operations, Saucedo supports the broader organizational mission of providing high-quality, necessary services to the residents of the region.

    Carissa Cortez - Deputy Chief of Staff

    Carissa Cortez, the Deputy Chief of Staff at Maricopa County, coordinates administrative projects and supports executive leadership in achieving organizational objectives. Overseeing the integration of cross-departmental workflows, the Deputy Chief of Staff ensures that internal processes remain efficient and responsive to changing demands. This leadership role involves managing high-priority tasks and facilitating communication across the executive suite to maintain alignment with the county's mission. By optimizing administrative support structures, Carissa Cortez enables other leaders to focus on strategic initiatives that improve public service delivery. The Deputy Chief of Staff monitors the progress of key organizational goals, providing regular updates to ensure accountability and transparency. Through meticulous attention to detail and effective team coordination, Cortez contributes to the overall operational success and fiscal responsibility of the county government.

    Abigail Raddatz - Chief of Staff & Eddie Assessor & Cook

    Abigail Raddatz, the Chief of Staff & Eddie Assessor & Cook at Maricopa County, manages multifaceted administrative and specialized assessment functions to support county operations. Overseeing the coordination of complex departmental tasks, the Chief of Staff & Eddie Assessor & Cook ensures that all activities align with the regulatory and fiscal requirements of the organization. This leadership role involves balancing diverse responsibilities, from executive support to specialized assessment oversight, to maintain operational continuity. By streamlining these distinct functions, Abigail Raddatz enhances the overall efficiency of the office. The Chief of Staff & Eddie Assessor & Cook facilitates communication between various teams, ensuring that all stakeholders remain informed and aligned with the county's mission. Through effective management of these varied duties, Raddatz supports the delivery of essential services and contributes to the long-term stability of the regional government.

    Shea McGrew - Chief Technology Officer, Enterprise Technology & Innovation

    Shea McGrew, the Chief Technology Officer, Enterprise Technology & Innovation at Maricopa County, drives the adoption of innovative digital solutions to modernize public service delivery. Overseeing the enterprise technology roadmap, the Chief Technology Officer, Enterprise Technology & Innovation ensures that the county leverages cutting-edge tools to improve operational efficiency and resident engagement. This leadership role involves identifying emerging trends in technology and integrating them into the existing infrastructure to support long-term growth. By fostering a culture of innovation, Shea McGrew enables the organization to address complex challenges with agile, data-driven solutions. The Chief Technology Officer, Enterprise Technology & Innovation collaborates with other C-suite leaders to align technology investments with the county's fiscal and strategic goals. Through the implementation of scalable digital platforms, McGrew ensures that the county remains at the forefront of technological advancement in local government.

    Suganya Karuppana - Chief Medical Officer

    Suganya Karuppana, the Chief Medical Officer at Maricopa County, directs public health initiatives and clinical oversight to ensure the well-being of the regional population. Overseeing medical programs and health policy development, the Chief Medical Officer ensures that all services meet rigorous safety and quality standards. This leadership role involves coordinating with public health agencies to address community health challenges and implement preventative care strategies. By providing expert medical guidance, Suganya Karuppana supports the county's mission of maintaining a healthy and safe environment for all residents. The Chief Medical Officer collaborates with other executive leaders to integrate health considerations into broader county planning and policy decisions. Through the effective management of clinical resources and public health programs, Karuppana directly impacts the health outcomes of the community and ensures the delivery of essential medical services.

    Andrew Linton - Deputy Director

    Andrew Linton, the Deputy Director at Maricopa County, manages complex administrative workflows to support regional public service delivery. Overseeing departmental efficiency, the Deputy Director aligns internal processes with the broader mission of providing fiscally responsible governance across the county. This leadership role involves coordinating cross-functional teams to optimize resource allocation and improve service accessibility for all residents. By streamlining operational protocols, Andrew Linton directly impacts the quality of public infrastructure and community support systems. The Deputy Director maintains rigorous standards for project management, ensuring that all initiatives meet the evolving needs of the population. Through consistent oversight of daily operations, Linton secures the operational stability required for effective local government performance while fostering a culture of accountability and transparency within the administrative framework of the organization.

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    Frequently Asked Questions Regarding Maricopa County Top Executives and Leadership Team

    Who leads Maricopa County?
    Maricopa County is led by Chris Pinuelas (Chief of Staff), along with executives such as Richard McHattie (Chief Information Officer) and Neena Scorse (Deputy Chief Information Officer (Advsvcs)).
    Who is part of Maricopa County’s executive team?
    The executive team of Maricopa County includes leaders such as Chris Pinuelas (Chief of Staff), Richard McHattie (Chief Information Officer), Neena Scorse (Deputy Chief Information Officer (Advsvcs)) and other senior executives.
    How many executives does Maricopa County have?
    Maricopa County has 10 executives leading key business areas.
    What roles are included in Maricopa County’s leadership team?
    The leadership team of Maricopa County includes roles such as Chief of Staff, Chief Information Officer, Deputy Chief Information Officer (Advsvcs), Chief of Staff, Board of Supervisors, District 3, Deputy Chief of Staff- District 1.