Suffolk County Government Executive and Leadership Team

September, 2026

Leadership Overview

Suffolk County Government has 4 executives leading key functions including administrative operations, financial oversight, economic development, and executive leadership.

Committed to public service excellence, Suffolk County Government delivers essential resources to residents while fostering regional economic growth and maintaining robust safety standards across the community.

Leadership Roles at Suffolk County Government

  • Chief Financial Officer - Debora Dickerson-Sims
  • President - James Gruenfelder
  • Chief of Staff - Karen Klafter
  • Department of Economic Development & Planning Chief of Staff - John Huttie
  • Debora Dickerson-Sims - Chief Financial Officer

    Debora Dickerson-Sims, the Chief Financial Officer at Suffolk County Government, manages the fiscal health and budgetary planning for all county operations. Overseeing the allocation of public funds, Dickerson-Sims ensures transparency and accountability in every financial transaction. This leadership role involves developing long-term economic strategies that support essential services like emergency management and public safety. By monitoring revenue streams and expenditure patterns, the Chief Financial Officer maintains the fiscal stability necessary for regional development. Debora Dickerson-Sims also coordinates with external auditors and government agencies to verify compliance with state and federal regulations. Through precise financial forecasting, the Chief Financial Officer mitigates economic risks while maximizing the impact of taxpayer investments. Dickerson-Sims directs the implementation of modern accounting systems to improve reporting accuracy. By maintaining rigorous financial standards, the Chief Financial Officer secures the resources required to sustain the diverse programs and cultural initiatives that define the county.

    James Gruenfelder - President

    James Gruenfelder, the President at Suffolk County Government, provides executive leadership and sets the strategic vision for all county services. Overseeing the implementation of public policy, Gruenfelder ensures that the government effectively addresses the needs of residents and businesses. This role involves representing the county in regional forums and coordinating with other government entities to advance public safety and cultural initiatives. By establishing clear performance metrics, the President drives accountability across all departments. James Gruenfelder also facilitates high-level decision-making processes that impact the long-term trajectory of the county. Through the promotion of economic development and efficient service delivery, the President strengthens the overall quality of life for the community. Gruenfelder manages the executive team to ensure that every initiative supports the core mission of the government. By maintaining a focus on innovation and public engagement, the President secures the future prosperity of the region through effective and responsive governance.
    James Gruenfelder

    Karen Klafter - Chief of Staff

    Karen Klafter, the Chief of Staff at Suffolk County Government, directs internal administrative operations and coordinates cross-departmental initiatives. Managing the daily workflow of the executive office, Klafter ensures alignment between policy objectives and departmental execution. This role involves facilitating communication across various county agencies to streamline service delivery for local residents. By optimizing organizational processes, the Chief of Staff enhances the efficiency of public service programs. Karen Klafter also manages high-level projects that support the broader mission of the county administration. Through rigorous oversight of administrative functions, Klafter maintains the operational integrity of the government. The Chief of Staff collaborates with other leadership members to address complex challenges within the regional infrastructure. By prioritizing clear communication and strategic resource allocation, Klafter drives the successful implementation of county-wide initiatives, ultimately strengthening the administrative foundation required to support the diverse needs of the local population.

    John Huttie - Department of Economic Development & Planning Chief of Staff

    John Huttie, the Department of Economic Development & Planning Chief of Staff at Suffolk County Government, architects strategies to stimulate local business growth and community development. Overseeing planning initiatives, Huttie identifies opportunities for economic expansion and infrastructure improvement. This role involves collaborating with private sector partners to attract investment and create jobs within the region. By managing the daily operations of the planning department, the Department of Economic Development & Planning Chief of Staff ensures that development projects align with the long-term goals of the county. John Huttie also evaluates land use policies to balance environmental preservation with the need for modern commercial facilities. Through the coordination of regional development programs, the Department of Economic Development & Planning Chief of Staff fosters a vibrant environment for businesses and visitors. Huttie drives the execution of strategic plans that enhance the economic competitiveness of the area, ensuring sustainable growth for the entire community.

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    Frequently Asked Questions Regarding Suffolk County Government Top Executives and Leadership Team

    Who leads Suffolk County Government?
    Suffolk County Government is led by Debora Dickerson-Sims (Chief Financial Officer), along with executives such as James Gruenfelder (President) and Karen Klafter (Chief of Staff).
    Who is part of Suffolk County Government’s executive team?
    The executive team of Suffolk County Government includes leaders such as Debora Dickerson-Sims (Chief Financial Officer), James Gruenfelder (President), Karen Klafter (Chief of Staff) and other senior executives.
    How many executives does Suffolk County Government have?
    Suffolk County Government has 4 executives leading key business areas.
    What roles are included in Suffolk County Government’s leadership team?
    The leadership team of Suffolk County Government includes roles such as Chief Financial Officer, President, Chief of Staff, Department of Economic Development & Planning Chief of Staff.