National Environment Agency Executive and Leadership Team

November, 2026

Leadership Overview

National Environment Agency has 8 executives leading key functions including meteorological services, public health, environmental protection, corporate planning, financial management, and information technology.

Committed to fostering a sustainable future, National Environment Agency drives environmental health and safety through rigorous monitoring, waste management, and community-focused climate initiatives across Singapore.

Leadership Roles at National Environment Agency

  • Deputy Chief Executive Officer (Meteorological Services & Radiation Protection) - Li-Na Koh
  • Director, Deputy Chief Executive Officer Office (Public Health) - Pun Wui-Mei
  • Executive Engineer (Deputy Chief Executive Officer (Environmental Protection)'s Office) - Diane Peng
  • Deputy Chief Executive Officer (Planning, Corporate & Technology) - Chun Ng
  • Chief Financial Officer - Han Toh
  • Deputy Chief Financial Officer & Deputy Director - Loh Ling
  • Chief Information Officer - Wanyi Weng
  • Chief Information Officer & Manager, Information Technology ) - Abdou Darboe
  • Li-Na Koh - Deputy Chief Executive Officer (Meteorological Services & Radiation Protection)

    Li-Na Koh, the Deputy Chief Executive Officer (Meteorological Services & Radiation Protection) at National Environment Agency, directs all national weather monitoring and radiation safety protocols. Overseeing complex atmospheric data collection, the Deputy Chief Executive Officer (Meteorological Services & Radiation Protection) ensures accurate climate forecasting for the entire region. This leadership role involves managing high-stakes safety standards to protect public health from environmental hazards. By integrating advanced sensor networks, Li-Na Koh maintains rigorous oversight of radiation protection frameworks. The Deputy Chief Executive Officer (Meteorological Services & Radiation Protection) collaborates with international meteorological bodies to enhance regional climate resilience. Through precise data analysis and strategic policy implementation, Koh supports the broader mission of maintaining a safe, sustainable environment for all residents and businesses operating within the national jurisdiction.

    Pun Wui-Mei - Director, Deputy Chief Executive Officer Office (Public Health)

    Pun Wui-Mei, the Director, Deputy Chief Executive Officer Office (Public Health) at National Environment Agency, manages critical administrative operations supporting public health initiatives. Coordinating cross-departmental efforts, the Director, Deputy Chief Executive Officer Office (Public Health) ensures seamless execution of cleanliness programs and pest control strategies. This role involves facilitating communication between executive leadership and operational teams to maintain high standards of environmental hygiene. By streamlining internal workflows, Pun Wui-Mei optimizes the delivery of essential public health services across the nation. The Director, Deputy Chief Executive Officer Office (Public Health) monitors project timelines to ensure alignment with agency-wide sustainability goals. Through meticulous resource allocation and stakeholder engagement, Wui-Mei strengthens the operational capacity of the public health division, ultimately enhancing the overall quality of life for the community.

    Diane Peng - Executive Engineer (Deputy Chief Executive Officer (Environmental Protection)'s Office)

    Diane Peng, the Executive Engineer (Deputy Chief Executive Officer (Environmental Protection)'s Office) at National Environment Agency, provides technical expertise for environmental protection strategies. Analyzing complex pollution data, the Executive Engineer (Deputy Chief Executive Officer (Environmental Protection)'s Office) develops actionable insights for waste management and air quality improvement. This position involves evaluating engineering solutions to mitigate industrial environmental impacts. By bridging technical research and executive decision-making, Diane Peng ensures that environmental policies remain grounded in scientific rigor. The Executive Engineer (Deputy Chief Executive Officer (Environmental Protection)'s Office) collaborates with regulatory teams to enforce compliance standards across various sectors. Through the application of advanced environmental engineering principles, Peng supports the agency in achieving long-term sustainability targets, ensuring that industrial growth remains balanced with the preservation of natural resources.

    Chun Ng - Deputy Chief Executive Officer (Planning, Corporate & Technology)

    Chun Ng, the Deputy Chief Executive Officer (Planning, Corporate & Technology) at National Environment Agency, architects the long-term strategic roadmap for corporate development and technological integration. Overseeing digital transformation initiatives, the Deputy Chief Executive Officer (Planning, Corporate & Technology) ensures that internal systems support the agency's mission of environmental excellence. This role involves aligning corporate resources with national sustainability objectives to maximize operational efficiency. By fostering innovation in data management, Chun Ng drives the adoption of smart technologies across all agency functions. The Deputy Chief Executive Officer (Planning, Corporate & Technology) coordinates with other executive leaders to ensure cohesive planning and resource optimization. Through strategic foresight and robust corporate governance, Ng secures the necessary infrastructure to sustain high-impact environmental programs, ultimately positioning the agency as a leader in modern environmental management.

    Han Toh - Chief Financial Officer

    Han Toh, the Chief Financial Officer at National Environment Agency, manages the fiscal health and budgetary allocations for all environmental programs. Overseeing financial reporting and audit compliance, the Chief Financial Officer ensures that public funds support critical initiatives like waste management and climate research. This leadership role involves developing robust financial models to forecast long-term funding requirements for national sustainability projects. By maintaining strict fiscal discipline, Han Toh enables the agency to scale operations effectively across diverse environmental sectors. The Chief Financial Officer collaborates with government entities to secure necessary capital for infrastructure investments. Through transparent financial management and strategic resource planning, Toh supports the agency's ability to deliver consistent, high-quality services to the public, ensuring that every dollar contributes to a cleaner and more sustainable future.

    Loh Ling - Deputy Chief Financial Officer & Deputy Director

    Loh Ling, the Deputy Chief Financial Officer & Deputy Director at National Environment Agency, assists in the oversight of financial operations and departmental resource management. Supporting the fiscal planning process, the Deputy Chief Financial Officer & Deputy Director monitors budget execution for specific environmental protection projects. This role involves analyzing expenditure patterns to identify opportunities for cost-saving and operational efficiency. By providing detailed financial insights, Loh Ling enables leadership to make informed decisions regarding the allocation of funds for public cleanliness and energy efficiency programs. The Deputy Chief Financial Officer & Deputy Director collaborates with internal teams to ensure compliance with financial regulations and reporting standards. Through meticulous attention to detail and financial oversight, Ling contributes to the overall stability of the agency's economic framework, ensuring resources are directed toward high-impact sustainability initiatives.

    Wanyi Weng - Chief Information Officer

    Wanyi Weng, the Chief Information Officer at National Environment Agency, directs the development of secure digital infrastructure to support environmental monitoring and public service delivery. Overseeing cybersecurity protocols, the Chief Information Officer ensures the integrity of sensitive environmental data and public records. This role involves implementing advanced analytics platforms to track air quality and waste management metrics in real-time. By modernizing IT systems, Wanyi Weng enhances the agency's ability to respond to environmental challenges with data-driven precision. The Chief Information Officer collaborates with technical teams to integrate emerging technologies into existing workflows. Through the strategic deployment of digital tools, Weng optimizes internal processes and improves public access to environmental information, ultimately strengthening the agency's capacity to manage complex data sets effectively.

    Abdou Darboe - Chief Information Officer & Manager, Information Technology )

    Abdou Darboe, the Chief Information Officer & Manager, Information Technology ) at National Environment Agency, manages the daily operational stability of the agency's information technology systems. Overseeing hardware and software maintenance, the Chief Information Officer & Manager, Information Technology ) ensures that all departments possess the necessary digital tools to execute environmental programs. This role involves troubleshooting complex technical issues and optimizing network performance to support high-volume data processing. By maintaining robust IT support structures, Abdou Darboe facilitates seamless communication across the organization. The Chief Information Officer & Manager, Information Technology ) coordinates with external vendors to procure reliable technology solutions that align with agency standards. Through consistent technical oversight and proactive system management, Darboe ensures that the agency's digital backbone remains resilient, supporting the continuous delivery of essential environmental services.

    Explore Leadership Teams in Federal

    Frequently Asked Questions Regarding National Environment Agency Top Executives and Leadership Team

    Who leads National Environment Agency?
    National Environment Agency is led by Li-Na Koh (Deputy Chief Executive Officer (Meteorological Services & Radiation Protection)), along with executives such as Pun Wui-Mei (Director, Deputy Chief Executive Officer Office (Public Health)) and Diane Peng (Executive Engineer (Deputy Chief Executive Officer (Environmental Protection)'s Office)).
    Who is part of National Environment Agency’s executive team?
    The executive team of National Environment Agency includes leaders such as Li-Na Koh (Deputy Chief Executive Officer (Meteorological Services & Radiation Protection)), Pun Wui-Mei (Director, Deputy Chief Executive Officer Office (Public Health)), Diane Peng (Executive Engineer (Deputy Chief Executive Officer (Environmental Protection)'s Office)) and other senior executives.
    How many executives does National Environment Agency have?
    National Environment Agency has 8 executives leading key business areas.
    What roles are included in National Environment Agency’s leadership team?
    The leadership team of National Environment Agency includes roles such as Deputy Chief Executive Officer (Meteorological Services & Radiation Protection), Director, Deputy Chief Executive Officer Office (Public Health), Executive Engineer (Deputy Chief Executive Officer (Environmental Protection)'s Office), Deputy Chief Executive Officer (Planning, Corporate & Technology), Chief Financial Officer.