Dialog Executive and Leadership Team

June, 2026

Leadership Overview

Dialog has 10 executives leading key functions including strategy, marketing, operations, finance, technology, and human resources.

Driven by innovation, Dialog is dedicated to advancing mobile communications and external gateway operations, shaping the digital landscape of Sri Lanka and beyond.

Leadership Roles at Dialog

  • Chief Executive Officer - Thusith Sandaru
  • Group Chief Financial Officer - Sim Shan
  • Advisor - Chief Financial Officer - Pankaj Garg
  • Group Chief Operating Officer - Lim San
  • Clerk - Chief Technology Officer Office - Sidath Warusahendige
  • Group Chief Marketing Officer - Lasantha Theverapperuma
  • Chief Technology Officer, Axiata Digital & Group Chief Information Officer, Dialog - Anthony Rodrigo
  • Specialist - Chief Technology Officer Office - Nilushana Peiris
  • Group Chief Technology Officer - Pradeep Almeida
  • Group Chief People Officer - Rekha Weerasooriya
  • Thusith Sandaru - Chief Executive Officer

    Thusith Sandaru, the Chief Executive Officer at Dialog, directs the overall strategic vision and operational execution for the company's mobile communications network and external gateway operations. Sandaru's leadership ensures the alignment of all business units with the company's core mission of advancing telecommunications in Sri Lanka. This executive guides the organization's expansion efforts, focusing on enhancing service delivery and exploring new market opportunities within the dynamic telecom sector. The Chief Executive Officer's purview encompasses driving profitability, fostering innovation, and maintaining Dialog's competitive edge through robust strategic planning and decisive leadership. Thusith Sandaru's role is central to navigating the complexities of the industry and securing sustained growth for the organization.

    Sim Shan - Group Chief Financial Officer

    Sim Shan, the Group Chief Financial Officer at Dialog, directs all financial planning, management, and reporting activities for the company's extensive operations. Shan is responsible for fiscal strategy, including budgeting, forecasting, and investment analysis, ensuring Dialog's financial health and sustainable growth. This executive manages relationships with financial institutions and oversees capital allocation to support strategic initiatives in mobile telephony and external gateway operations. The Group Chief Financial Officer ensures compliance with financial regulations and drives initiatives to improve financial performance and shareholder value. Sim Shan's financial acumen is critical in navigating the economic landscape and supporting Dialog's ambitious growth objectives.

    Pankaj Garg - Advisor - Chief Financial Officer

    Pankaj Garg, the Advisor - Chief Financial Officer at Dialog, provides strategic counsel and expert insights to support the financial direction of the company. Garg's advisory role assists the Group Chief Financial Officer in navigating complex financial landscapes and optimizing fiscal strategies for Dialog's mobile communications and external gateway operations. This engagement involves offering guidance on investment opportunities, financial risk management, and long-term financial planning to ensure robust economic performance. The Advisor - Chief Financial Officer contributes to informed decision-making by bringing an external perspective and specialized financial knowledge. Pankaj Garg's input is valuable in strengthening Dialog's financial resilience and strategic positioning within the market.

    Lim San - Group Chief Operating Officer

    Lim San, the Group Chief Operating Officer at Dialog, oversees the day-to-day operational efficiency and service delivery across the organization's mobile communications network and external gateway operations. San's focus is on optimizing business processes, enhancing operational performance, and ensuring seamless service provision to customers throughout Sri Lanka. This executive manages the integration of technological advancements into operational workflows to drive efficiency and scalability. The Group Chief Operating Officer plays a pivotal role in resource allocation, risk management, and the implementation of operational policies that support Dialog's strategic objectives. Lim San's leadership ensures that Dialog's extensive network operates at peak performance, meeting the demands of a rapidly evolving market.

    Sidath Warusahendige - Clerk - Chief Technology Officer Office

    Sidath Warusahendige, the Clerk - Chief Technology Officer Office at Dialog, provides essential administrative and operational support within the technology division. Warusahendige's responsibilities include facilitating communication and coordination between various technology teams and the Chief Technology Officer. This role ensures the smooth functioning of daily operations, managing documentation, and supporting project management activities critical to the technology department's success. The Clerk - Chief Technology Officer Office contributes to the efficient execution of technology strategies by maintaining organized records and streamlining workflow processes. Sidath Warusahendige's diligent support is integral to the operational efficiency of Dialog's technology initiatives.

    Lasantha Theverapperuma - Group Chief Marketing Officer

    Lasantha Theverapperuma, the Group Chief Marketing Officer at Dialog, architects and executes comprehensive marketing strategies across the company's diverse service offerings. Theverapperuma's leadership drives brand development, customer acquisition, and market penetration for Dialog's mobile telephony and external gateway operations. This executive oversees all aspects of marketing, including digital campaigns, product launches, and market research, ensuring Dialog maintains a strong consumer connection and competitive market position. The Group Chief Marketing Officer is responsible for analyzing market trends and consumer behavior to inform strategic marketing decisions that enhance revenue and customer loyalty. Lasantha Theverapperuma's expertise is crucial in positioning Dialog as a leader in the Sri Lankan telecommunications landscape.

    Anthony Rodrigo - Chief Technology Officer, Axiata Digital & Group Chief Information Officer, Dialog

    Anthony Rodrigo, the Chief Technology Officer, Axiata Digital & Group Chief Information Officer, Dialog, spearheads the technological innovation and information systems strategy for Dialog and Axiata Digital. Rodrigo's leadership drives the development and implementation of cutting-edge technology solutions that enhance mobile communications services and external gateway operations. This executive oversees the company's IT infrastructure, cybersecurity, and digital transformation initiatives, ensuring robust and secure technological frameworks. The Chief Technology Officer, Axiata Digital & Group Chief Information Officer, Dialog, is instrumental in leveraging technology to create new revenue streams and improve customer experiences. Anthony Rodrigo's vision guides Dialog's technological evolution, positioning the company at the forefront of digital advancements in the region.
    Anthony Rodrigo

    Nilushana Peiris - Specialist - Chief Technology Officer Office

    Nilushana Peiris, the Specialist - Chief Technology Officer Office at Dialog, provides focused technical support and project assistance within the technology division. Peiris contributes to the execution of technology strategies by managing specific technical tasks and ensuring adherence to project timelines and quality standards. This role involves collaborating with engineering teams and supporting the Chief Technology Officer's office in implementing new systems and maintaining existing infrastructure for Dialog's mobile and gateway operations. The Specialist - Chief Technology Officer Office plays a key part in the operational success of technology projects, ensuring efficient deployment and integration. Nilushana Peiris's technical contributions are vital to the ongoing advancement of Dialog's technological capabilities.

    Pradeep Almeida - Group Chief Technology Officer

    Pradeep Almeida, the Group Chief Technology Officer at Dialog, directs the overarching technology strategy and innovation roadmap for the company's telecommunications services. Almeida's leadership focuses on advancing Dialog's mobile network infrastructure and external gateway operations through the adoption of next-generation technologies. This executive oversees research and development, network architecture, and the implementation of scalable technology solutions that enhance service quality and expand network capabilities across Sri Lanka. The Group Chief Technology Officer is responsible for ensuring technological resilience, security, and efficiency across all operations. Pradeep Almeida's strategic guidance is fundamental to Dialog's commitment to technological excellence and future-proofing its services.

    Rekha Weerasooriya - Group Chief People Officer

    Rekha Weerasooriya, the Group Chief People Officer at Dialog, leads the human resources strategy, focusing on talent management, organizational development, and fostering a positive work environment. Weerasooriya's mandate includes attracting, retaining, and developing a high-performing workforce to support Dialog's mission in mobile communications and external gateway operations. This executive oversees employee engagement initiatives, leadership development programs, and the implementation of HR policies that align with the company's strategic goals and values. The Group Chief People Officer ensures that Dialog cultivates a culture of innovation, collaboration, and continuous learning. Rekha Weerasooriya's dedication to people development is integral to Dialog's sustained success and employee well-being.

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    Frequently Asked Questions Regarding Dialog Top Executives and Leadership Team

    Who leads Dialog?
    Dialog is led by Thusith Sandaru (Chief Executive Officer), along with executives such as Sim Shan (Group Chief Financial Officer) and Pankaj Garg (Advisor - Chief Financial Officer).
    Who is part of Dialog’s executive team?
    The executive team of Dialog includes leaders such as Thusith Sandaru (Chief Executive Officer), Sim Shan (Group Chief Financial Officer), Pankaj Garg (Advisor - Chief Financial Officer) and other senior executives.
    How many executives does Dialog have?
    Dialog has 10 executives leading key business areas.
    What roles are included in Dialog’s leadership team?
    The leadership team of Dialog includes roles such as Chief Executive Officer, Group Chief Financial Officer, Advisor - Chief Financial Officer, Group Chief Operating Officer, Clerk - Chief Technology Officer Office.