Agung Sedayu Group Executive and Leadership Team

October, 2026

Leadership Overview

Agung Sedayu Group has 5 executives leading key functions including marketing, information technology, property operations, financial administration, and supporting property management.

Committed to building sustainable urban environments, Agung Sedayu Group delivers excellence in property development through innovative design and strategic community growth across Indonesia.

Leadership Roles at Agung Sedayu Group

  • Secretary To Group Chief Financial Officer - Emilia Lintin
  • Chief Operating Officer - Alphonzus Widjaja
  • Chief Operating Officer, Supporting Property - Gunawan Yonatan
  • Chief Marketing Officer - Frans Arsianto
  • Chief Information Officer - Tiarma Simanungkalit
  • Emilia Lintin - Secretary To Group Chief Financial Officer

    Emilia Lintin, the Secretary To Group Chief Financial Officer at Agung Sedayu Group, manages the administrative flow and financial documentation processes essential for the executive finance office. Lintin architects efficient reporting structures that support the Group Chief Financial Officer in monitoring capital allocation, investment performance, and budgetary compliance across all property divisions. By organizing critical financial data and facilitating communication between the finance department and other executive leaders, the Secretary To Group Chief Financial Officer ensures that strategic decisions remain grounded in accurate, real-time information. Emilia Lintin oversees the preparation of financial summaries and board-level reports, maintaining the highest standards of corporate governance. This role involves coordinating complex schedules and administrative tasks that allow the finance team to focus on long-term fiscal stability and growth. Through diligent support, Lintin enables the seamless operation of the financial division, directly contributing to the overall success of the company's diverse development projects.

    Alphonzus Widjaja - Chief Operating Officer

    Alphonzus Widjaja, the Chief Operating Officer at Agung Sedayu Group, directs the daily execution of major property development projects, focusing on high-rise buildings and city townships. Widjaja architects operational strategies that optimize construction timelines, resource allocation, and quality control standards across all active sites. By coordinating with project teams and external contractors, the Chief Operating Officer ensures that every development meets rigorous safety and design benchmarks. Alphonzus Widjaja manages the complex logistics of large-scale real estate ventures, maintaining alignment with the company's commitment to sustainable community building. This leadership role involves constant oversight of project budgets and performance metrics to guarantee long-term profitability and operational excellence. Through meticulous planning and execution, Widjaja drives the successful delivery of residential and commercial properties, reinforcing the market position of the company as a premier developer in the Indonesian real estate landscape.

    Gunawan Yonatan - Chief Operating Officer, Supporting Property

    Gunawan Yonatan, the Chief Operating Officer, Supporting Property at Agung Sedayu Group, directs the management and maintenance of existing commercial malls, hotels, and resort assets. Yonatan architects operational protocols that maximize the value and guest experience of these leisure and commercial properties. By overseeing facility management teams and service standards, the Chief Operating Officer, Supporting Property ensures that all operational assets remain in peak condition, reflecting the company's commitment to excellence. Gunawan Yonatan manages the integration of new properties into the existing portfolio, focusing on operational scalability and revenue optimization. This leadership role involves collaborating with marketing and finance departments to align property performance with broader corporate objectives. Through the implementation of efficient service models and facility upgrades, Yonatan drives consistent growth and customer satisfaction across the company's diverse range of commercial and leisure properties, ensuring long-term sustainability and market relevance.

    Frans Arsianto - Chief Marketing Officer

    Frans Arsianto, the Chief Marketing Officer at Agung Sedayu Group, directs all brand positioning and market outreach strategies for diverse residential and commercial portfolios. Arsianto architects comprehensive campaigns that elevate the visibility of high-rise buildings and city townships within the competitive Indonesian real estate market. By analyzing consumer trends and property demand, the Chief Marketing Officer ensures that marketing initiatives align with the broader corporate mission of creating vibrant communities. Frans Arsianto manages cross-functional teams to execute digital and traditional advertising efforts, driving lead generation and brand loyalty. This leadership role involves constant collaboration with sales departments to optimize conversion rates across various property segments. Through strategic market penetration, Arsianto secures a dominant presence for the company, ensuring that every development project reaches the intended audience effectively while maintaining the premium reputation of the brand in the property sector.
    Frans Arsianto

    Tiarma Simanungkalit - Chief Information Officer

    Tiarma Simanungkalit, the Chief Information Officer at Agung Sedayu Group, oversees the digital infrastructure and technological transformation required to support large-scale property development operations. Simanungkalit architects secure data management systems that streamline project workflows, from initial design phases to final property delivery. By integrating advanced software solutions, the Chief Information Officer enhances operational efficiency across all corporate departments, ensuring seamless communication between project managers and executive leadership. Tiarma Simanungkalit drives the adoption of smart building technologies, positioning the company as a leader in modern, sustainable urban living. This role involves managing cybersecurity protocols to protect sensitive client information and proprietary development data. Through the implementation of robust IT frameworks, Simanungkalit supports the company's expansion goals, providing the necessary digital foundation for managing complex portfolios of hotels, resorts, and commercial malls throughout the region.

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    Frequently Asked Questions Regarding Agung Sedayu Group Top Executives and Leadership Team

    Who leads Agung Sedayu Group?
    Agung Sedayu Group is led by Emilia Lintin (Secretary To Group Chief Financial Officer), along with executives such as Alphonzus Widjaja (Chief Operating Officer) and Gunawan Yonatan (Chief Operating Officer, Supporting Property).
    Who is part of Agung Sedayu Group’s executive team?
    The executive team of Agung Sedayu Group includes leaders such as Emilia Lintin (Secretary To Group Chief Financial Officer), Alphonzus Widjaja (Chief Operating Officer), Gunawan Yonatan (Chief Operating Officer, Supporting Property) and other senior executives.
    How many executives does Agung Sedayu Group have?
    Agung Sedayu Group has 5 executives leading key business areas.
    What roles are included in Agung Sedayu Group’s leadership team?
    The leadership team of Agung Sedayu Group includes roles such as Secretary To Group Chief Financial Officer, Chief Operating Officer, Chief Operating Officer, Supporting Property, Chief Marketing Officer, Chief Information Officer.