Big C Executive and Leadership Team

August, 2026

Leadership Overview

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

Committed to excellence in retail, Big C delivers high-quality grocery and general merchandise across Thailand while maintaining a customer-centric philosophy that drives long-term market growth and operational efficiency.

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 - Dr. 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 overarching corporate strategy for the entire retail organization. By overseeing the expansion of grocery and general merchandising footprints, the Chief Executive Officer & President ensures alignment with long-term profitability goals. This leadership role involves constant collaboration with the Board to refine market positioning within the competitive landscape of Thailand. Aswin Techajareonvikul manages the integration of diverse retail formats to maximize consumer reach and operational efficiency. Through rigorous oversight of organizational performance, the Chief Executive Officer & President maintains high standards of service excellence. The executive also monitors macroeconomic trends to adjust business models, ensuring the company remains a dominant force in the regional retail sector. By fostering a culture of innovation, the Chief Executive Officer & President secures sustainable growth and strengthens the market presence of the brand.

    Marisa Surapanich - Chief Financial Officer

    Marisa Surapanich, the Chief Financial Officer at Big C, directs the financial planning, reporting, and capital allocation strategies for the organization. By overseeing fiscal health, the Chief Financial Officer ensures that the company maintains the liquidity necessary for ongoing expansion and infrastructure investment. This leadership role involves managing investor relations and providing transparent financial insights to the Board. Marisa Surapanich drives cost-control initiatives that enhance profit margins across the diverse retail portfolio. Through rigorous risk assessment and budget management, the Chief Financial Officer safeguards the long-term financial stability of the enterprise. The executive also collaborates with operational leaders to align spending with strategic growth objectives. By maintaining strict financial discipline, the Chief Financial Officer supports the company's ability to navigate market fluctuations while delivering consistent value to stakeholders and maintaining a strong balance sheet.

    Gary Hardy - Chief Operating Officer

    Gary Hardy, the Chief Operating Officer at Big C, manages the daily execution of retail store operations and logistics across the domestic market. By streamlining store-level processes, the Chief Operating Officer improves customer service standards and operational throughput. This leadership role involves coordinating with regional managers to ensure consistent product availability and merchandising quality. Gary Hardy oversees the implementation of efficiency protocols that reduce overhead costs while maintaining high service levels. Through the optimization of warehouse distribution and inventory flow, the Chief Operating Officer supports the company's commitment to providing affordable goods. The executive also monitors performance metrics to identify areas for process improvement and resource allocation. By focusing on operational excellence, the Chief Operating Officer ensures that every store location meets the rigorous standards required to maintain the company's reputation as a leading general merchandise retailer.
    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, oversees the strategic expansion and operational management of retail assets across the broader Southeast Asian region. By driving cross-border initiatives, the Chief Operating Officer, Southeast For Big C Supercenter Public Company Limited (Asia) ensures that regional operations align with the overarching corporate mission. This leadership role involves adapting merchandising strategies to meet the unique demands of diverse international markets. Bruno Jousselin manages the integration of regional supply chains to enhance efficiency and product variety. Through the oversight of regional performance, the Chief Operating Officer, Southeast For Big C Supercenter Public Company Limited (Asia) identifies growth opportunities and mitigates operational risks. The executive also fosters partnerships with local suppliers to strengthen the regional footprint. By focusing on international scalability, the Chief Operating Officer, Southeast For Big C Supercenter Public Company Limited (Asia) expands the company's influence.
    Bruno Jousselin

    Dr. Bundit Rungcharoenporn - Chief Information Officer

    Dr. Bundit Rungcharoenporn, the Chief Information Officer at Big C, architects the digital infrastructure supporting all retail operations. By implementing advanced data analytics, the Chief Information Officer optimizes supply chain visibility and inventory management across the entire network. This leadership role involves securing enterprise systems against cyber threats while enabling seamless omnichannel shopping experiences for customers. Dr. Bundit Rungcharoenporn drives the digital transformation agenda, ensuring that technology investments directly support the broader merchandising goals of the company. Through the deployment of scalable cloud solutions, the Chief Information Officer enhances internal productivity and data-driven decision-making capabilities. The executive also collaborates with other C-suite leaders to integrate automated processes into daily store functions. By modernizing the technological backbone, the Chief Information Officer ensures that the organization maintains a competitive edge in the rapidly evolving digital retail landscape.
    Dr. Bundit Rungcharoenporn

    Nujira Pongchaumdee - Chief Human Resources Officer

    Nujira Pongchaumdee, the Chief Human Resources Officer at Big C, directs the talent acquisition, development, and organizational culture strategies for the entire workforce. By overseeing employee engagement programs, the Chief Human Resources Officer ensures that the company attracts and retains the skilled personnel necessary for retail success. This leadership role involves designing training initiatives that improve service quality and operational performance across all store locations. Nujira Pongchaumdee drives the implementation of performance management systems that align individual contributions with corporate goals. Through the development of robust compensation and benefits structures, the Chief Human Resources Officer maintains high levels of staff morale and productivity. The executive also collaborates with leadership to foster an inclusive and high-performing work environment. By prioritizing human capital development, the Chief Human Resources Officer ensures that the organization possesses the internal capabilities required to sustain long-term growth and excellence.

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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.