Ir. Zainudin is the Head and Chief Executive Officer of Single Buyer, providing strategic leadership over electricity system planning and end-to-end supply management for Peninsular Malaysia. He is guiding the organisation as it transitions from a ring-fenced entity to an independent market operator, in line with the Government’s initiative to enhance transparency, market integrity, and regulatory confidence. This pivotal role positions Single Buyer as a trusted enabler of Malaysia’s energy transition and long-term Net Zero 2050 ambitions.

A Professional Engineer with over three decades of experience in the utility industry, Ir. Zainudin brings deep expertise in grid planning and operations. He actively contributes to key national energy and regulatory platforms, reinforcing sound governance, policy alignment, and sector-wide collaboration.

Under his leadership, Single Buyer continues to strengthen energy security, market confidence, and sustainable growth, delivering long-term value for Malaysia and the Rakyat while supporting regional integration and renewable energy advancement

Norshafiza oversees corporate strategy, regulatory compliance, talent development, and organisation-wide coordination at Single Buyer. She focuses on aligning the organisation’s work with strategic priorities while fostering collaboration and supporting staff development.

Her experience in regulatory economics, commercial evaluation, and contract management enables thoughtful and balanced decision-making that builds trust in the market. She also contributes to national energy and regulatory initiatives, strengthening governance and policy alignment. Through her efforts, the organisation remains responsive, resilient, and well prepared for future opportunities in Malaysia’s evolving energy landscape.

Dr. Nor Azlan leads strategic planning and long-term system development for Malaysia’s electricity market. He oversees system outlooks, demand forecasting, generation expansion planning, and energy mix assessments, while guiding integrated system planning and strategic advisory functions to ensure alignment between policy direction, market design, and infrastructure readiness.

Drawing on experience across power plant operations, generation planning, and nuclear energy development within TNB and Single Buyer, he brings both technical depth and policy insight. His contributions to national energy studies and long-term power system modelling strengthen system resilience and support the sustainable evolution of Malaysia’s electricity market.

Aniza is responsible for financial management at Single Buyer, providing guidance across regulatory finance, treasury, procurement, and reporting. She ensures transparency, robust financial governance, and efficient processes that support the organisation’s work.

With expertise in regulatory economics, finance, and commercial evaluation, she supports informed financial decision-making and has played a key role in transitioning the Imbalance Cost Pass-Through (ICPT) mechanism into the Automatic Fuel Adjustment (AFA). Her leadership promotes sustainable financial practices that enable the organisation to deliver value and stability to stakeholders while navigating the country’s energy transition.

Ahmad Fairuz leads the design, governance, and execution of power market operations to ensure a stable and efficient electricity market in Malaysia. He oversees operational frameworks, dispatch coordination, and market performance monitoring in alignment with regulatory and system requirements.

Having progressed from generation planning to senior leadership roles in capacity planning within TNB and Single Buyer, he has been closely involved in long-term expansion studies, renewable integration initiatives, and stakeholder advisory engagements. His experience enhances operational integrity, strengthens market readiness, and supports reliable and credible market outcomes.

Akmarhayu leads contract development and operational oversight of key market and supply agreements underpinning Malaysia’s electricity sector. She ensures that contractual and commercial arrangements are structured, negotiated, and managed in alignment with regulatory, operational, and market objectives.

Her leadership has evolved through roles in fuel management, planning, and contract operations within TNB and Single Buyer. By steering complex negotiations and dispute resolution efforts, she reinforces contract integrity, strengthens governance discipline, and supports reliable and sustainable market performance.

Muhamad Zulkifli leads strategic analysis and advisory functions that inform key organisational and industry decisions. He provides structured insights on policy development, technological advancements, market mechanisms, and sectoral trends to enable evidence-based planning and regulatory alignment.

From system operations and network performance to strategic planning, industry studies, and market assessment, his professional journey reflects broad institutional experience within TNB and Single Buyer. This multidisciplinary exposure strengthens strategic clarity and advances the long-term development of Malaysia’s evolving electricity market.

Ahmad Khairulnizam leads integrated long-term system planning to ensure Malaysia’s electricity supply remains secure, resilient, and aligned with future demand growth. He oversees generation planning, new energy initiatives, and system development assessments to support a balanced and forward-looking power system.

Building on experience across System Planning, Transmission, Contract Performance, New Energy, and Generation within TNB, his background bridges infrastructure development and market dynamics. This integrated perspective enables coordinated planning, strengthens alignment between technical and commercial considerations, and supports a sustainable, future-ready electricity system.

Siti Nur Hanim leads the legal and contractual advisory function for Single Buyer. Her responsibilities encompass legal frameworks, contractual governance, and compliance oversight to ensure market operations are conducted with clarity, accountability, and full alignment with contractual and regulatory requirements.

She brings extensive experience from senior legal roles within TNB and its subsidiaries, including leadership responsibilities in complex commercial agreements and procurement matters. Her role safeguards institutional integrity, strengthens contractual discipline, and reinforces Single Buyer’s standing as a neutral and trusted market entity.