The County Assembly of Nakuru operates through a structured and professional County Assembly Service that supports its core constitutional mandates of legislation, oversight and representation. The Service is headed by the Clerk, who coordinates a team of specialized directorates to ensure efficient and effective service delivery to Hon. Members of the County Assembly (MCAs) and the public.

Clerk of the County Assembly
The Clerk is the Administrative Head of the County Assembly and serves as the Secretary to the County Assembly Service Board (CASB). The Clerk provides strategic leadership and procedural guidance, manages daily operations and ensures the implementation of Board policies across the Assembly Service.

Deputy Clerk
The Deputy Clerk supports the Clerk in overseeing operations across the directorates and ensures the day-to-day coordination of administrative, legislative and procedural functions.

Internal Audit Committee (Independent)
The Internal Audit Committee is an independent oversight body that advises the County Assembly Service Board on risk management, internal controls and governance issues. Though supported by the Directorate of Internal Audit, it operates independently from the Assembly administration.

Directorates of the County Assembly Service
The County Assembly Service comprises eight (8) Directorates, each with defined roles in supporting Assembly functions:

Directorate of Legislative, Legal, Research, and Library Services
Provides legal, legislative, and research support essential for plenary and committee functions.
Departments/Sections:
• Legislative Services Department
• Legal, Research & Library Department
• Research Section
• Library Section
• Serjeant-at-Arms Section
Key Functions:
• Legal drafting and advisory services
• Procedural and legislative support
• Research and library services
• Security and order in Assembly precincts
• Ceremonial duties

Directorate of Committee Services
Supports the operation of Assembly committees by offering technical, administrative and logistical support.
Department:
• Committee Service Department
Key Functions:
• Secretarial and technical support to committees
• Management of committee records and reports
• Public participation facilitation
• Committee logistics and staff capacity development
Directorate of Internal Audit
Provides independent, objective assurance on governance, risk and control systems.
Key Functions:
• Conducting internal audits and evaluations
• Advising on risk mitigation and compliance
• Monitoring implementation of audit recommendations
• Promoting good governance and transparency

Directorate of Supply Chain Management
Oversees procurement and asset management processes.
Sections:
• Contract Management Section
• Inventory Management Section
Key Functions:
• Procurement planning and execution
• Asset and inventory control
• Contract administration
• Compliance with procurement laws

Directorate of Finance and Accounts
Manages financial operations and ensures compliance with financial standards.
Departments:
• Finance Department
• Accounts Department
Key Functions:
• Budget execution and expenditure control
• Financial reporting and accounting
• Payroll management
• Audit compliance

Directorate of Budget and Fiscal Planning
Supports Assembly oversight on county budget and financial performance.
Sections:
• County Assembly Budget Office
• Fiscal Planning Section
• Strategic Planning Section
Key Functions:
• Budget analysis and fiscal oversight
• Preparation of budget briefs and reports
• Strategic planning support
• Public participation in budget processes

Directorate of Human Resource and Administration
Handles human capital, administrative services and public communication.
Departments/Sections:
• Human Resource Department
• Administration Department
• Public Communication Department
• Records Management Section
• Security Section
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Key Functions:
• Recruitment, training, and staff welfare
• Office administration and logistics
• Media relations and communication
• Records and file management
• Assembly precincts security

Directorate of ICT and Hansard Services
Manages ICT systems and the official record-keeping of Assembly proceedings.
Departments:
• ICT Department
• Hansard Department
Key Functions:
• ICT infrastructure and user support
• Hansard reporting and publication
• Digital platform development
• Data security and information access