Big C Executive and Leadership Team

June, 2026

Leadership Overview

Big C has 6 executives leading key functions including strategy, finance, operations, technology, human resources, and regional expansion.

Driven by a commitment to customer value, Big C operates as a leading grocery and general merchandising retailer, shaping the retail landscape through strategic leadership and operational excellence.

Leadership Roles at Big C

  • Chief Executive Officer & President - Aswin Techajareonvikul
  • Chief Financial Officer - Marisa Surapanich
  • Chief Operating Officer - Gary Hardy
  • Chief Operating Officer, Southeast For Big C Supercenter Public Company Limited (Asia) - Bruno Jousselin
  • Chief Information Officer - Bundit Rungcharoenporn
  • Chief Human Resources Officer - Nujira Pongchaumdee
  • Aswin Techajareonvikul - Chief Executive Officer & President

    Aswin Techajareonvikul, the Chief Executive Officer & President at Big C, directs the overall strategic vision and operational execution for the company. This leadership role involves steering the organization through market dynamics, ensuring robust financial performance, and driving expansion initiatives across its retail footprint. The Chief Executive Officer & President oversees critical functions including merchandising, marketing, and store operations, aligning departmental objectives with the overarching mission of providing value to customers. By fostering a culture of innovation and efficiency, Aswin Techajareonvikul ensures Big C maintains its competitive edge in the grocery and general merchandising sector. This executive's purview extends to cultivating key stakeholder relationships and championing the company's growth trajectory within Thailand and beyond. The strategic direction set by the Chief Executive Officer & President directly impacts market share and long-term profitability, solidifying Big C's position as a premier retailer.

    Marisa Surapanich - Chief Financial Officer

    Marisa Surapanich, the Chief Financial Officer at Big C, manages all financial aspects of the company, including financial planning, risk management, and reporting. This executive oversees the accounting, treasury, and investor relations departments, ensuring fiscal responsibility and strategic resource allocation. The Chief Financial Officer plays a pivotal role in analyzing financial performance, identifying opportunities for cost optimization, and driving revenue growth through sound financial strategies. Marisa Surapanich's expertise is crucial in navigating the complexities of the retail market, providing insights that support executive decision-making and long-term business sustainability. By maintaining strong financial controls and fostering transparent reporting, the Chief Financial Officer ensures Big C adheres to regulatory requirements and upholds stakeholder confidence. This leadership position is fundamental to the company's operational stability and its capacity for future investment and expansion.

    Gary Hardy - Chief Operating Officer

    Gary Hardy, the Chief Operating Officer at Big C, directs the day-to-day operational activities across all retail locations and distribution networks. This executive is responsible for optimizing store performance, supply chain efficiency, and customer service standards to enhance the overall shopping experience. The Chief Operating Officer oversees the implementation of operational strategies that align with Big C's mission of delivering value and convenience to customers. Gary Hardy's leadership focuses on streamlining processes, managing inventory effectively, and ensuring compliance with safety and quality regulations throughout the operational chain. By driving operational excellence, this executive contributes directly to cost management and revenue generation. The Chief Operating Officer's role is critical in translating strategic goals into tangible results, ensuring seamless execution from procurement to point-of-sale and reinforcing Big C's market presence through reliable service delivery.
    Gary Hardy

    Bruno Jousselin - Chief Operating Officer, Southeast For Big C Supercenter Public Company Limited (Asia)

    Bruno Jousselin, the Chief Operating Officer, Southeast For Big C Supercenter Public Company Limited (Asia) at Big C, spearheads operational strategies and expansion across key Southeast Asian markets. This executive directs the implementation of localized business models, ensuring alignment with regional consumer preferences and regulatory environments. The Chief Operating Officer, Southeast For Big C Supercenter Public Company Limited (Asia) oversees the development and execution of market-specific growth plans, focusing on enhancing operational efficiency and market penetration within diverse Asian territories. Bruno Jousselin's leadership is critical in navigating the unique challenges and opportunities presented by the Southeast Asian retail landscape. By fostering strong regional teams and optimizing supply chain logistics, this executive drives sustainable growth and strengthens Big C's brand presence across the continent. The strategic oversight provided by Bruno Jousselin is instrumental in solidifying Big C's position as a dominant retailer in the region.
    Bruno Jousselin

    Bundit Rungcharoenporn - Chief Information Officer

    Bundit Rungcharoenporn, the Chief Information Officer at Big C, leads the company's technology strategy and digital transformation initiatives. This executive is responsible for managing the IT infrastructure, cybersecurity, and the development of innovative technological solutions that support business operations and enhance customer engagement. The Chief Information Officer oversees the integration of advanced systems, including point-of-sale technology, inventory management software, and e-commerce platforms, ensuring seamless data flow and operational efficiency. Bundit Rungcharoenporn's focus is on leveraging technology to drive competitive advantage, improve operational workflows, and deliver exceptional digital experiences for Big C customers. By championing technological advancements, this executive ensures the company remains agile and responsive to evolving market demands. The Chief Information Officer's strategic guidance is essential for maintaining a robust and secure technological backbone that underpins Big C's retail success.
    Bundit Rungcharoenporn

    Nujira Pongchaumdee - Chief Human Resources Officer

    Nujira Pongchaumdee, the Chief Human Resources Officer at Big C, leads all human capital management strategies and initiatives. This executive is responsible for talent acquisition, employee development, compensation and benefits, and fostering a positive organizational culture that supports Big C's business objectives. The Chief Human Resources Officer plays a crucial role in attracting, retaining, and engaging a high-performing workforce, ensuring that human resources practices align with the company's mission and values. Nujira Pongchaumdee oversees the implementation of HR policies that promote employee well-being, diversity, and inclusion, contributing to a productive and motivated team. By developing robust talent management programs, this executive ensures Big C has the skilled personnel necessary to drive operational excellence and achieve strategic growth targets. The Chief Human Resources Officer's leadership is vital for cultivating an environment where employees can thrive and contribute to the company's ongoing success.

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    Frequently Asked Questions Regarding Big C Top Executives and Leadership Team

    Who leads Big C?
    Big C is led by Aswin Techajareonvikul (Chief Executive Officer & President), along with executives such as Marisa Surapanich (Chief Financial Officer) and Gary Hardy (Chief Operating Officer).
    Who is part of Big C’s executive team?
    The executive team of Big C includes leaders such as Aswin Techajareonvikul (Chief Executive Officer & President), Marisa Surapanich (Chief Financial Officer), Gary Hardy (Chief Operating Officer) and other senior executives.
    How many executives does Big C have?
    Big C has 6 executives leading key business areas.
    What roles are included in Big C’s leadership team?
    The leadership team of Big C includes roles such as Chief Executive Officer & President, Chief Financial Officer, Chief Operating Officer, Chief Operating Officer, Southeast For Big C Supercenter Public Company Limited (Asia), Chief Information Officer.