Necsa Executive and Leadership Team

September, 2026

Leadership Overview

Necsa has 8 executives leading key functions including administrative support, executive strategy, operational oversight, technology development, information systems, corporate administration, documentation management, and senior management.

Committed to advancing nuclear energy and technology, Necsa drives socio-economic impact through sustainable research, advanced manufacturing, and specialized waste management solutions for diverse industrial and medical sectors.

Leadership Roles at Necsa

  • Executive PA To Chief Executive Officer - Modisane Moeletsi
  • Group Chief Executive Officer - Loyiso Tyabashe
  • Chief Operating Officer - Alan Carolissen
  • Chief Technology Officer - Frans Windell
  • Chief Information Officer - Ayanda Myoli
  • Chief Administrative Officer - Pat Mfene
  • Typist Chief Administrative Officer - Hantie Labuschagne
  • Senior Executive Manager - Daniel Michael Moagi
  • Modisane Moeletsi - Executive PA To Chief Executive Officer

    Modisane Moeletsi, the Executive PA To Chief Executive Officer at Necsa, manages complex scheduling and communication workflows for the executive office. By coordinating high-level meetings and facilitating information flow between the board and senior leadership, Moeletsi ensures operational efficiency across the organization. This role requires precise management of sensitive documentation and strategic correspondence related to nuclear energy initiatives. Modisane Moeletsi maintains rigorous standards for administrative excellence, allowing the executive team to focus on long-term growth and sustainability goals. Through proactive calendar management and stakeholder engagement, the Executive PA To Chief Executive Officer optimizes the daily output of the leadership team. This position bridges the gap between internal departments and external partners, ensuring that all corporate objectives align with the broader mission of the company. By streamlining administrative processes, the executive office maintains focus on critical research and innovation projects.

    Loyiso Tyabashe - Group Chief Executive Officer

    Loyiso Tyabashe, the Group Chief Executive Officer at Necsa, directs the overarching strategic vision for nuclear energy and technology development. Overseeing the entire organizational portfolio, the Group Chief Executive Officer ensures that research, innovation, and waste management services meet national standards for safety and sustainability. This leadership role involves constant engagement with state stakeholders to align corporate activities with the socio-economic needs of South Africa. Loyiso Tyabashe drives the expansion of medical diagnostics and clean energy applications, positioning the company as a leader in the nuclear sector. By fostering a culture of operational excellence, the Group Chief Executive Officer manages the complex balance between advanced manufacturing requirements and public service mandates. Through decisive leadership, the executive team executes long-term growth strategies that secure the future of nuclear technology. This role remains central to maintaining the company's reputation for technical precision and industrial reliability.

    Alan Carolissen - Chief Operating Officer

    Alan Carolissen, the Chief Operating Officer at Necsa, manages the daily execution of nuclear operations and advanced manufacturing processes. By optimizing production workflows and ensuring strict adherence to safety protocols, the Chief Operating Officer maintains the integrity of all technical services. This role involves coordinating cross-functional teams to deliver high-quality results for industrial and medical clients. Alan Carolissen monitors operational performance metrics to identify areas for efficiency gains and resource allocation. Through rigorous oversight of facility maintenance and supply chain logistics, the Chief Operating Officer supports the company's commitment to sustainable energy production. This leadership function ensures that all operational activities align with the strategic goals set by the board. By managing the complexities of nuclear infrastructure, the executive maintains the stability of the company's core service offerings. This role directly impacts the reliability of the organization's output across all regional markets.
    Alan Carolissen

    Frans Windell - Chief Technology Officer

    Frans Windell, the Chief Technology Officer at Necsa, architects the research and innovation roadmap for nuclear technology development. Overseeing the integration of advanced manufacturing techniques, the Chief Technology Officer ensures that the company remains at the forefront of scientific progress. This role involves managing technical teams focused on developing new solutions for medical diagnostics and clean energy. Frans Windell evaluates emerging technologies to determine their potential for enhancing the company's service portfolio. By fostering collaboration between research departments and industrial partners, the Chief Technology Officer drives the commercialization of innovative nuclear applications. This leadership position requires deep expertise in technical risk management and long-term project planning. Through the implementation of cutting-edge research methodologies, the executive supports the company's mission to provide high-impact solutions. This role ensures that all technological advancements contribute to the overall sustainability and growth of the organization.

    Ayanda Myoli - Chief Information Officer

    Ayanda Myoli, the Chief Information Officer at Necsa, directs the digital infrastructure and data management strategies essential for nuclear operations. Overseeing the security of sensitive information systems, the Chief Information Officer ensures that all digital assets remain protected against evolving threats. This role involves implementing robust software solutions that support research, innovation, and administrative functions. Ayanda Myoli manages the integration of advanced analytics to improve decision-making processes across the company. By modernizing the technological landscape, the Chief Information Officer enables seamless communication between departments and external stakeholders. This leadership position requires constant monitoring of cybersecurity protocols to maintain the integrity of the company's data. Through the deployment of scalable IT systems, the executive supports the operational efficiency of the entire organization. This role ensures that all digital initiatives align with the company's long-term strategy for growth and technological leadership.
    Ayanda Myoli

    Pat Mfene - Chief Administrative Officer

    Pat Mfene, the Chief Administrative Officer at Necsa, manages the corporate governance and internal policy frameworks that guide the organization. Overseeing human resources, legal compliance, and facility administration, the Chief Administrative Officer ensures that all business units operate within the required regulatory standards. This role involves streamlining internal processes to improve organizational agility and employee productivity. Pat Mfene coordinates with other C-suite leaders to align administrative support with the company's strategic objectives. By fostering a culture of accountability and transparency, the Chief Administrative Officer maintains the operational health of the company. This leadership function requires extensive knowledge of corporate law and public sector requirements. Through the effective management of administrative resources, the executive supports the company's mission to provide reliable nuclear services. This role ensures that all internal operations remain focused on achieving long-term sustainability and growth.
    Pat Mfene

    Hantie Labuschagne - Typist Chief Administrative Officer

    Hantie Labuschagne, the Typist Chief Administrative Officer at Necsa, manages the documentation and record-keeping systems that support the administrative office. Overseeing the accuracy of corporate reports and official correspondence, the Typist Chief Administrative Officer ensures that all documentation meets strict quality standards. This role involves organizing complex data sets and preparing essential materials for executive review. Hantie Labuschagne maintains the integrity of the company's archives, facilitating efficient information retrieval for senior leadership. By providing precise administrative support, the Typist Chief Administrative Officer enables the executive team to focus on strategic decision-making. This position requires meticulous attention to detail and a deep understanding of corporate communication protocols. Through the systematic management of records, the executive supports the company's commitment to transparency and operational excellence. This role ensures that all administrative outputs are consistent with the company's professional standards.

    Daniel Michael Moagi - Senior Executive Manager

    Daniel Michael Moagi, the Senior Executive Manager at Necsa, oversees high-level projects that bridge the gap between research and industrial application. By managing cross-departmental initiatives, the Senior Executive Manager ensures that strategic goals are met with precision and efficiency. This role involves coordinating with various stakeholders to align project outcomes with the company's mission of socio-economic impact. Daniel Michael Moagi monitors project timelines and resource allocation to ensure the successful delivery of nuclear technology solutions. Through proactive problem-solving and team leadership, the Senior Executive Manager drives the execution of complex operational tasks. This position requires a deep understanding of the company's diverse service offerings, including waste management and advanced manufacturing. By facilitating collaboration across the organization, the executive supports the company's long-term growth strategy. This role ensures that all major projects contribute to the overall success and sustainability of the company.

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    Frequently Asked Questions Regarding Necsa Top Executives and Leadership Team

    Who leads Necsa?
    Necsa is led by Modisane Moeletsi (Executive PA To Chief Executive Officer), along with executives such as Loyiso Tyabashe (Group Chief Executive Officer) and Alan Carolissen (Chief Operating Officer).
    Who is part of Necsa’s executive team?
    The executive team of Necsa includes leaders such as Modisane Moeletsi (Executive PA To Chief Executive Officer), Loyiso Tyabashe (Group Chief Executive Officer), Alan Carolissen (Chief Operating Officer) and other senior executives.
    How many executives does Necsa have?
    Necsa has 8 executives leading key business areas.
    What roles are included in Necsa’s leadership team?
    The leadership team of Necsa includes roles such as Executive PA To Chief Executive Officer, Group Chief Executive Officer, Chief Operating Officer, Chief Technology Officer, Chief Information Officer.