Appier Executive and Leadership Team

October, 2026

Leadership Overview

Appier has 5 executives leading key functions including strategy, operations, technology, information systems, and finance.

Focused on empowering global enterprises through advanced machine learning, Appier delivers data-driven artificial intelligence solutions that accelerate business growth and optimize decision-making processes across diverse international markets.

Leadership Roles at Appier

  • Chief Executive Officer - Chih-Han Yu
  • Chief Operating Officer - Winnie Lee
  • Chief Technology Officer - Robert Chen
  • Chief Information Officer & Co-Founder - Chia-Yung Su
  • Senior VP, Finance - Koji Tachibana
  • Chih-Han Yu - Chief Executive Officer

    Chih-Han Yu, the Chief Executive Officer at Appier, directs the overarching corporate strategy and long-term vision for the organization. By prioritizing the integration of artificial intelligence into core business workflows, the Chief Executive Officer ensures that the company maintains a competitive edge in the global software market. Chih-Han Yu oversees the alignment of product development with evolving client needs, fostering innovation across all regional operations. This leadership role involves constant collaboration with the board to secure sustainable growth and market expansion. Through the implementation of data-driven decision frameworks, the Chief Executive Officer drives operational excellence and enhances the value proposition for enterprise partners. By championing a culture of technical advancement, the Chief Executive Officer positions the firm as a leader in the AI sector. Ultimately, the Chief Executive Officer secures the company's trajectory toward becoming a dominant force in the international technology landscape.
    Chih-Han Yu

    Winnie Lee - Chief Operating Officer

    Winnie Lee, the Chief Operating Officer at Appier, manages the daily execution of business processes and internal scaling initiatives. Overseeing the efficiency of cross-functional teams, the Chief Operating Officer ensures that organizational resources align with the company's mission to provide AI-powered growth solutions. Winnie Lee directs the implementation of operational protocols that support rapid expansion across diverse geographic territories. This leadership role involves streamlining communication between departments to maintain high performance standards during periods of significant growth. By optimizing internal workflows, the Chief Operating Officer directly impacts the company's ability to deliver consistent results for global clients. Through rigorous oversight of project lifecycles, the Chief Operating Officer mitigates risks and enhances productivity. Ultimately, the Chief Operating Officer maintains the structural integrity of the organization while facilitating the seamless delivery of complex software services to a growing international customer base.
    Winnie Lee

    Robert Chen - Chief Technology Officer

    Robert Chen, the Chief Technology Officer at Appier, architects the technical infrastructure and machine learning frameworks that define the company's product suite. Overseeing the research and development division, the Chief Technology Officer ensures that all software solutions leverage cutting-edge artificial intelligence to solve complex business challenges. Robert Chen directs the engineering teams in building scalable, high-performance platforms that support data-driven decision-making for enterprise clients. This leadership role involves constant evaluation of emerging technologies to maintain the firm's position at the forefront of the industry. By fostering a culture of technical rigor, the Chief Technology Officer drives the continuous improvement of proprietary algorithms. Through strategic oversight of the technical roadmap, the Chief Technology Officer ensures that product capabilities meet the demands of a global market. Ultimately, the Chief Technology Officer secures the technological foundation necessary for the company to deliver superior value and innovation to every partner.
    Robert Chen

    Chia-Yung Su - Chief Information Officer & Co-Founder

    Chia-Yung Su, the Chief Information Officer & Co-Founder at Appier, manages the integrity of information systems and data security protocols across the entire organization. Overseeing the digital architecture, the Chief Information Officer & Co-Founder ensures that internal data management practices support the company's mission of providing AI-driven insights. Chia-Yung Su directs the implementation of robust information technology strategies that protect proprietary assets while enabling seamless collaboration across international offices. This leadership role involves aligning IT infrastructure with the evolving needs of the business to ensure maximum uptime and system reliability. By optimizing data governance, the Chief Information Officer & Co-Founder directly impacts the efficiency of the company's analytical tools. Through the integration of secure, scalable systems, the Chief Information Officer & Co-Founder supports the firm's commitment to data-driven excellence. Ultimately, the Chief Information Officer & Co-Founder maintains the technological backbone required for sustained global operations and long-term success.
    Chia-Yung Su

    Koji Tachibana - Senior VP, Finance

    Koji Tachibana, the Senior VP, Finance at Appier, directs the financial planning, budgeting, and fiscal reporting processes for the organization. Overseeing the allocation of capital, the Senior VP, Finance ensures that the company maintains the necessary resources to support its aggressive growth and AI development goals. Koji Tachibana manages the financial health of the firm by monitoring market trends and optimizing revenue streams across all regional operations. This leadership role involves providing the executive team with actionable financial insights to guide strategic decision-making. By maintaining rigorous fiscal discipline, the Senior VP, Finance directly impacts the company's ability to invest in innovation and expand its market presence. Through the oversight of financial compliance and reporting, the Senior VP, Finance ensures transparency and stability for stakeholders. Ultimately, the Senior VP, Finance secures the financial foundation required for the company to continue delivering high-impact artificial intelligence solutions to businesses worldwide.

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    Frequently Asked Questions Regarding Appier Top Executives and Leadership Team

    Who leads Appier?
    Appier is led by Chih-Han Yu (Chief Executive Officer), along with executives such as Winnie Lee (Chief Operating Officer) and Robert Chen (Chief Technology Officer).
    Who is part of Appier’s executive team?
    The executive team of Appier includes leaders such as Chih-Han Yu (Chief Executive Officer), Winnie Lee (Chief Operating Officer), Robert Chen (Chief Technology Officer) and other senior executives.
    How many executives does Appier have?
    Appier has 5 executives leading key business areas.
    What roles are included in Appier’s leadership team?
    The leadership team of Appier includes roles such as Chief Executive Officer, Chief Operating Officer, Chief Technology Officer, Chief Information Officer & Co-Founder, Senior VP, Finance.