Toss Executive and Leadership Team

June, 2026

Leadership Overview

Toss has 7 executives leading key functions including strategy, operations, finance, and people.

Driven by a commitment to innovation, Toss delivers consumer finance on mobile, simplifying borrowing, bill splitting, and payments in Korea with a frictionless B2C experience.

Leadership Roles at Toss

  • Chief Executive Officer - Heejin Kang
  • CEO (대표이사) - Byungik Cho
  • Chief Financial Officer - Hugh Seo
  • Manager, Finance & Chief Financial Officer, Staff) - Kyle Seo
  • Chief of Staff To Chief Financial Officer and Finance Excellence Team Leader - JungHwan Lee
  • Chief Operating Officer - Qha Kim
  • Chief People Officer, Staff - Joohyung Shin
  • Heejin Kang - Chief Executive Officer

    Heejin Kang, the Chief Executive Officer at Toss, directs the company's overarching strategy and market positioning. Kang guides the fintech service's expansion, ensuring its mobile-first approach to consumer finance remains simple and frictionless for users in Korea. This leadership role involves aligning all departments toward the mission of delivering accessible financial tools. Kang oversees the development of new B2C services, including borrowing, bill repayment, and payment solutions. The Chief Executive Officer's focus remains on driving growth and maintaining Toss's status as a rapidly expanding fintech platform. By championing innovation, Heejin Kang ensures the company adapts to evolving market demands and user needs, solidifying its impact on the Korean financial landscape.

    Byungik Cho - CEO (대표이사)

    Byungik Cho, the CEO (대표이사) at Toss, executes the strategic vision for the company's operations in Korea. Cho manages the day-to-day business activities, ensuring the delivery of simple and frictionless consumer finance solutions. This executive role involves optimizing the B2C services for borrowing, repaying funds, splitting bills, and making payments. Byungik Cho's leadership ensures operational efficiency across all platforms, supporting the company's rapid growth trajectory. The CEO's responsibilities include fostering a culture of continuous improvement and driving the adoption of innovative financial technologies. Byungik Cho's direct oversight guarantees that Toss maintains its competitive edge in the mobile finance market.
    Byungik Cho

    Hugh Seo - Chief Financial Officer

    Hugh Seo, the Chief Financial Officer at Toss, manages the company's financial health and strategic fiscal planning. Seo oversees all financial operations, including budgeting, forecasting, and capital allocation, crucial for a rapidly growing fintech service. This role ensures the financial sustainability of Toss's B2C offerings, such as borrowing, bill splitting, and payment services in Korea. Hugh Seo's expertise supports the company's expansion by securing necessary funding and optimizing financial performance. The Chief Financial Officer's responsibilities extend to managing investor relations and ensuring compliance with financial regulations. By driving financial excellence, Hugh Seo enables Toss to continue its mission of delivering simple and frictionless consumer finance.

    Kyle Seo - Manager, Finance & Chief Financial Officer, Staff)

    Kyle Seo, the Manager, Finance & Chief Financial Officer, Staff) at Toss, supports the financial strategy and operational execution within the finance department. Seo contributes to the fiscal management of the company's rapidly growing fintech services, ensuring the efficient delivery of consumer finance solutions. This role involves assisting in the oversight of financial planning, budgeting, and reporting for B2C services like borrowing and payments. Kyle Seo's contributions are integral to maintaining the financial integrity and operational smoothness of Toss's mobile platform. The Manager, Finance & Chief Financial Officer, Staff)'s focus is on enhancing financial processes to support the company's expansion and its mission of providing simple, frictionless finance. Kyle Seo plays a key part in the financial stability that underpins Toss's market success.

    JungHwan Lee - Chief of Staff To Chief Financial Officer and Finance Excellence Team Leader

    JungHwan Lee, the Chief of Staff To Chief Financial Officer and Finance Excellence Team Leader at Toss, bridges strategic financial initiatives with operational implementation. Lee supports the Chief Financial Officer in driving financial excellence across the organization, ensuring the smooth functioning of all fiscal operations. This role is critical for enhancing the efficiency of Toss's B2C fintech services, including borrowing, bill splitting, and payments. JungHwan Lee's leadership of the Finance Excellence Team focuses on optimizing financial processes and driving best practices. By coordinating efforts between financial leadership and operational teams, JungHwan Lee ensures that Toss's rapid growth is supported by robust financial management. This position is key to maintaining the company's commitment to simple and frictionless consumer finance.

    Qha Kim - Chief Operating Officer

    Qha Kim, the Chief Operating Officer at Toss, directs the operational execution of the company's fintech services. Kim ensures the seamless delivery of mobile finance solutions, including borrowing, bill repayment, and payment functionalities across Korea. This executive position focuses on optimizing processes to maintain the simple and frictionless user experience that defines Toss. Qha Kim's leadership is vital for scaling operations to support the company's rapid growth and expanding market reach. The Chief Operating Officer oversees the integration of new features and services, ensuring they align with the core mission. By driving operational efficiency, Qha Kim enables Toss to consistently meet user demands and enhance its competitive standing in the finance sector.
    Qha Kim

    Joohyung Shin - Chief People Officer, Staff

    Joohyung Shin, the Chief People Officer, Staff at Toss, leads human capital strategy to support the company's rapid growth and innovative culture. Shin oversees all aspects of talent management, employee engagement, and organizational development, ensuring Toss attracts and retains top talent in the competitive fintech sector. This role is crucial for fostering an environment that enables the delivery of simple and frictionless consumer finance solutions. Joohyung Shin's responsibilities include developing programs that align employee efforts with the company's mission and values. The Chief People Officer, Staff) plays a vital part in shaping a high-performing workforce capable of driving innovation in borrowing, payment, and bill-splitting services. Joohyung Shin's strategic approach to people operations is fundamental to Toss's continued success and expansion.

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    Frequently Asked Questions Regarding Toss Top Executives and Leadership Team

    Who leads Toss?
    Toss is led by Heejin Kang (Chief Executive Officer), along with executives such as Byungik Cho (CEO (대표이사)) and Hugh Seo (Chief Financial Officer).
    Who is part of Toss’s executive team?
    The executive team of Toss includes leaders such as Heejin Kang (Chief Executive Officer), Byungik Cho (CEO (대표이사)), Hugh Seo (Chief Financial Officer) and other senior executives.
    How many executives does Toss have?
    Toss has 7 executives leading key business areas.
    What roles are included in Toss’s leadership team?
    The leadership team of Toss includes roles such as Chief Executive Officer, CEO (대표이사), Chief Financial Officer, Manager, Finance & Chief Financial Officer, Staff), Chief of Staff To Chief Financial Officer and Finance Excellence Team Leader.