New Castle County, DE Executive and Leadership Team

July, 2026

Leadership Overview

New Castle County, DE has 7 executives leading key functions including finance, operations, human resources, and technology.

Driven by a commitment to public service, New Castle County, DE provides essential services like public safety, local libraries, and park and recreation, enhancing the quality of life for its residents.

Leadership Roles at New Castle County, DE

  • Chief Financial Officer - Edward Milowicki
  • President - Meagan Harrison
  • Chief of Staff - Samuel Guy
  • Chief Human Resources Officer - Jacqueline Jenkins
  • Fire Medical Telecommunications Specialist III & Chief Technology Officer - Terrance M.
  • Chief Technology Officer III, Public Safety Opporator - David MacDonna
  • Chief Finance Officer - Brian Maxwell
  • Edward Milowicki - Chief Financial Officer

    Edward Milowicki, the Chief Financial Officer at New Castle County, DE, directs the financial strategy and fiscal operations for the county government. Milowicki oversees all budgeting, accounting, and financial reporting functions, ensuring fiscal responsibility and compliance with governmental regulations. This role involves managing county assets, securing funding, and developing financial plans that support the delivery of essential public services. Edward Milowicki's leadership ensures the efficient allocation of resources across departments such as public safety, libraries, and park and recreation, directly impacting the county's operational capacity and long-term financial health. The Chief Financial Officer collaborates with other department heads to align financial objectives with the county's service delivery goals, maintaining transparency and accountability in all financial dealings.

    Meagan Harrison - President

    Meagan Harrison, the President at New Castle County, DE, provides executive leadership and strategic direction for the county government. Harrison guides the overall vision and operational priorities, ensuring the effective delivery of public services across all departments. This role involves fostering collaboration among executive leadership, department heads, and county council to advance the county's mission. Meagan Harrison is instrumental in shaping policy, driving initiatives that enhance community well-being, and overseeing critical functions like public safety and infrastructure development. The President's leadership ensures that New Castle County, DE remains a responsive and effective entity dedicated to serving its residents and promoting regional prosperity.

    Samuel Guy - Chief of Staff

    Samuel Guy, the Chief of Staff at New Castle County, DE, manages the administrative operations and strategic initiatives for the county executive's office. Guy coordinates interdepartmental communication and ensures the effective implementation of county policies and programs. This position involves advising leadership on critical issues, overseeing special projects, and facilitating the smooth functioning of county government operations. Samuel Guy's role is pivotal in aligning departmental efforts with the county's overarching mission of providing comprehensive public services, including public safety and community resources. The Chief of Staff acts as a key liaison between elected officials, department heads, and external stakeholders, driving efficiency and strategic coherence across all county functions.

    Jacqueline Jenkins - Chief Human Resources Officer

    Jacqueline Jenkins, the Chief Human Resources Officer at New Castle County, DE, leads all human capital management strategies and operations. Jenkins oversees recruitment, employee relations, compensation, benefits, and professional development programs for county employees. This role is critical in fostering a productive and supportive work environment across all county departments, including those managing public safety and community services. Jacqueline Jenkins ensures compliance with labor laws and develops policies that attract and retain a skilled workforce. The Chief Human Resources Officer plays a key part in organizational development, employee engagement, and maintaining a positive culture that supports the county's mission of serving its residents effectively.

    Terrance M. - Fire Medical Telecommunications Specialist III & Chief Technology Officer

    Terrance M., the Fire Medical Telecommunications Specialist III & Chief Technology Officer at New Castle County, DE, directs technology strategy and implementation, with a specialized focus on public safety communications. M. oversees the development and maintenance of critical telecommunications infrastructure supporting fire and medical emergency response systems. This dual role involves ensuring the reliability and advancement of technology solutions that enhance operational efficiency and public safety. Terrance M.'s expertise is vital for modernizing communication networks, managing data systems, and integrating new technologies to improve emergency response times and effectiveness. The Chief Technology Officer ensures that technological investments align with the county's commitment to robust public safety services.

    David MacDonna - Chief Technology Officer III, Public Safety Opporator

    David MacDonna, the Chief Technology Officer III, Public Safety Opporator at New Castle County, DE, spearheads technological advancements within public safety operations. MacDonna manages the deployment and optimization of systems critical for law enforcement, emergency medical services, and fire departments. This leadership position involves overseeing the integration of cutting-edge technologies to enhance situational awareness, response coordination, and data management for public safety personnel. David MacDonna's strategic direction ensures that the county's technological infrastructure robustly supports its mission to protect and serve residents. The Chief Technology Officer III, Public Safety Opporator drives innovation in communication platforms and data analytics to improve operational effectiveness and public trust.

    Brian Maxwell - Chief Finance Officer

    Brian Maxwell, the Chief Finance Officer at New Castle County, DE, oversees the comprehensive financial management and strategic fiscal planning for the county. Maxwell directs all aspects of financial operations, including budgeting, accounting, treasury management, and financial reporting, ensuring adherence to governmental accounting standards. This role is essential for maintaining the fiscal integrity of the county and supporting its diverse public services, such as libraries and park and recreation facilities. Brian Maxwell's leadership ensures that financial resources are allocated effectively to meet community needs and strategic objectives. The Chief Finance Officer collaborates closely with other executive leaders to drive financial sustainability and optimize resource utilization across all county departments.

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    Frequently Asked Questions Regarding New Castle County, DE Top Executives and Leadership Team

    Who leads New Castle County, DE?
    New Castle County, DE is led by Edward Milowicki (Chief Financial Officer), along with executives such as Meagan Harrison (President) and Samuel Guy (Chief of Staff).
    Who is part of New Castle County, DE’s executive team?
    The executive team of New Castle County, DE includes leaders such as Edward Milowicki (Chief Financial Officer), Meagan Harrison (President), Samuel Guy (Chief of Staff) and other senior executives.
    How many executives does New Castle County, DE have?
    New Castle County, DE has 7 executives leading key business areas.
    What roles are included in New Castle County, DE’s leadership team?
    The leadership team of New Castle County, DE includes roles such as Chief Financial Officer, President, Chief of Staff, Chief Human Resources Officer, Fire Medical Telecommunications Specialist III & Chief Technology Officer.