Big C Executive and Leadership Team

September, 2026

Leadership Overview

Big C has 5 executives leading key functions including strategy, finance, technology, operations, and human resources.

Focused on delivering value to consumers across Thailand, Big C maintains a commitment to excellence in grocery and general merchandising retail through a robust, customer-centric operational model.

Leadership Roles at Big C

  • Chief Executive Officer & President - Aswin Techajareonvikul
  • Chief Financial Officer - Marisa Surapanich
  • 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 and long-term vision for the retail organization. By overseeing the expansion of grocery and general merchandising footprints, the Chief Executive Officer & President ensures market dominance across Thailand. Aswin Techajareonvikul architects high-level partnerships and drives the executive agenda to maintain competitive pricing and supply chain efficiency. This leadership role involves constant engagement with the Board to align retail performance with shareholder expectations. Through rigorous oversight of regional market trends, the Chief Executive Officer & President optimizes the company's portfolio to meet evolving consumer demands. By fostering a culture of operational excellence, the Chief Executive Officer & President secures the financial health and brand reputation of the enterprise. This strategic direction remains vital for sustaining growth in the highly competitive Southeast Asian retail landscape.

    Marisa Surapanich - Chief Financial Officer

    Marisa Surapanich, the Chief Financial Officer at Big C, manages the fiscal health and capital allocation strategies for the entire retail network. Overseeing financial reporting, budgeting, and investment planning, the Chief Financial Officer ensures the company maintains a strong balance sheet while funding expansion initiatives. Marisa Surapanich drives cost-optimization programs across all departments to improve profit margins in the competitive grocery sector. This leadership role requires close collaboration with the executive team to assess the financial viability of new store openings and digital transformation projects. By monitoring cash flow and managing risk, the Chief Financial Officer provides the stability necessary for long-term investment. Through precise financial modeling and rigorous audit standards, the Chief Financial Officer supports the company's mission to provide affordable goods to the public. This fiscal discipline remains a cornerstone of the organization's ability to scale operations effectively.

    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, manages the daily logistics and store-level execution across the regional footprint. Overseeing supply chain distribution and in-store merchandising standards, the Chief Operating Officer, Southeast For Big C Supercenter Public Company Limited (Asia) ensures that inventory levels meet consumer demand consistently. Bruno Jousselin drives operational improvements to reduce waste and increase throughput in the warehouse and retail environments. This leadership role involves coordinating with regional managers to maintain high service quality and safety standards. By optimizing store layouts and staffing models, the Chief Operating Officer, Southeast For Big C Supercenter Public Company Limited (Asia) enhances the overall customer experience. Through rigorous oversight of regional operations, the Chief Operating Officer, Southeast For Big C Supercenter Public Company Limited (Asia) guarantees that the company's retail promise remains fulfilled across all locations.
    Bruno Jousselin

    Dr. Bundit Rungcharoenporn - Chief Information Officer

    Dr. Bundit Rungcharoenporn, the Chief Information Officer at Big C, architects the digital infrastructure and technological roadmap for the retail chain. Overseeing the integration of advanced data analytics and inventory management systems, the Chief Information Officer ensures seamless operations across all retail locations. Dr. Bundit Rungcharoenporn drives the implementation of e-commerce platforms and customer loyalty programs to enhance the shopping experience. This leadership role involves securing the enterprise network against cyber threats while enabling real-time data visibility for supply chain management. By modernizing legacy systems, the Chief Information Officer facilitates faster decision-making and improved operational efficiency. Through the deployment of innovative retail technology, the Chief Information Officer supports the company's goal of maintaining a modern, accessible shopping environment. This technical leadership remains essential for adapting to the rapid digital shifts occurring within the Southeast Asian retail market.
    Dr. Bundit Rungcharoenporn

    Nujira Pongchaumdee - Chief Human Resources Officer

    Nujira Pongchaumdee, the Chief Human Resources Officer at Big C, directs the talent acquisition, employee development, and organizational culture initiatives for the workforce. Overseeing the recruitment of thousands of retail staff and corporate professionals, the Chief Human Resources Officer ensures the company maintains a high-performing team. Nujira Pongchaumdee drives training programs that emphasize customer service excellence and operational safety. This leadership role involves designing compensation structures and performance management systems that align with the company's growth objectives. By fostering an inclusive and productive work environment, the Chief Human Resources Officer supports the retention of top talent across the organization. Through strategic workforce planning, the Chief Human Resources Officer ensures that the company possesses the human capital necessary to support its extensive retail operations. This focus on people remains critical for maintaining the service standards that define the brand's market presence.

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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 Bruno Jousselin (Chief Operating Officer, Southeast For Big C Supercenter Public Company Limited (Asia)).
    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), Bruno Jousselin (Chief Operating Officer, Southeast For Big C Supercenter Public Company Limited (Asia)) and other senior executives.
    How many executives does Big C have?
    Big C has 5 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, Southeast For Big C Supercenter Public Company Limited (Asia), Chief Information Officer, Chief Human Resources Officer.