Dialog Executive and Leadership Team

May, 2026

Leadership Overview

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

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

Leadership Roles at Dialog

  • Chief Executive Officer - Chanaka Daluwatta
  • Director and Group Chief Executive Officer - Supun Weerasinghe
  • Chief Financial Officer - Yap Yip
  • Advisor - Chief Financial Officer - Pankaj Garg
  • Group Chief Financial Officer - Sim Shan
  • Group Chief Operating Officer - Lim San
  • Group Chief Marketing Officer - Lasantha Theverapperuma
  • Group Chief Technology Officer - Pradeep Almeida
  • Clerk - Chief Technology Officer Office - Sidath Warusahendige
  • Specialist - Chief Technology Officer Office - Nilushana Peiris
  • Chanaka Daluwatta - Chief Executive Officer

    Chanaka Daluwatta, 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. Daluwatta's leadership ensures alignment with market demands and technological advancements within the Sri Lankan telecom sector. This executive guides the organization's expansion efforts and maintains its competitive edge through innovative service delivery. The Chief Executive Officer's purview encompasses all major business units, driving profitability and sustainable growth. Chanaka Daluwatta's strategic initiatives are critical for navigating the dynamic telecommunications industry, solidifying Dialog's position as a market leader.

    Supun Weerasinghe - Director and Group Chief Executive Officer

    Supun Weerasinghe, the Director and Group Chief Executive Officer at Dialog, spearheads the group's comprehensive strategy and operational framework, extending across mobile telephony services and external gateway operations. Weerasinghe's role involves steering the company's long-term objectives and ensuring robust performance across all business segments. This leadership position demands oversight of critical functions, fostering innovation, and driving market penetration within Sri Lanka's competitive telecom landscape. The Director and Group Chief Executive Officer actively engages with stakeholders to enhance shareholder value and maintain Dialog's reputation for service excellence. Supun Weerasinghe's extensive experience guides the group's strategic direction and operational efficiency.

    Yap Yip - Chief Financial Officer

    Yap Yip, the Chief Financial Officer at Dialog, manages the company's financial health, including budgeting, forecasting, and financial reporting for mobile communications and external gateway operations. Yip's responsibilities extend to capital allocation, investment strategies, and ensuring compliance with financial regulations in Sri Lanka. This executive oversees treasury functions and works to optimize the company's financial structure to support growth initiatives. The Chief Financial Officer plays a pivotal role in strategic decision-making, providing financial insights to drive profitability and operational efficiency. Yap Yip's financial acumen is essential for Dialog's sustained market presence and economic stability.

    Pankaj Garg - Advisor - Chief Financial Officer

    Pankaj Garg, the Advisor - Chief Financial Officer at Dialog, provides strategic financial counsel, focusing on optimizing the fiscal operations of the mobile communications network and external gateway services. Garg's advisory role supports the Chief Financial Officer in navigating complex financial landscapes and identifying opportunities for fiscal improvement within Dialog's Sri Lankan operations. This position involves offering expert guidance on financial planning, risk management, and investment analysis to enhance the company's economic performance. The Advisor - Chief Financial Officer contributes critical insights to long-term financial strategy and operational efficiency. Pankaj Garg's expertise strengthens Dialog's financial decision-making processes.

    Sim Shan - Group Chief Financial Officer

    Sim Shan, the Group Chief Financial Officer at Dialog, oversees the comprehensive financial strategy and management for the group's mobile communications and external gateway operations. Shan is responsible for financial planning, reporting, and ensuring fiscal discipline across all business units in Sri Lanka. This executive directs investment strategies, manages capital resources, and works to optimize financial performance and profitability. The Group Chief Financial Officer provides critical financial insights to support strategic decision-making and drive sustainable growth. Sim Shan's financial leadership is integral to Dialog's economic stability and long-term success.

    Lim San - Group Chief Operating Officer

    Lim San, the Group Chief Operating Officer at Dialog, directs the day-to-day operational activities across the company's mobile telephony services and external gateway operations. San's focus is on enhancing operational efficiency, streamlining processes, and ensuring the seamless delivery of services to customers throughout Sri Lanka. This executive oversees the integration of new technologies and manages the operational aspects of network expansion and maintenance. The Group Chief Operating Officer is instrumental in achieving service level agreements and maintaining high standards of customer satisfaction. Lim San's leadership ensures that Dialog's operational infrastructure effectively supports its strategic business objectives and market growth.

    Lasantha Theverapperuma - Group Chief Marketing Officer

    Lasantha Theverapperuma, the Group Chief Marketing Officer at Dialog, leads all marketing strategies and initiatives for the company's mobile communications and external gateway operations. Theverapperuma is responsible for brand development, customer acquisition, and market positioning within Sri Lanka's competitive telecom sector. This executive oversees advertising campaigns, product launches, and customer engagement programs designed to drive revenue growth and market share. The Group Chief Marketing Officer ensures that Dialog's offerings resonate with target audiences and maintain a strong brand presence. Lasantha Theverapperuma's strategic marketing leadership is key to Dialog's continued success and customer loyalty.

    Pradeep Almeida - Group Chief Technology Officer

    Pradeep Almeida, the Group Chief Technology Officer at Dialog, oversees the company's technological infrastructure and innovation roadmap for mobile communications and external gateway operations. Almeida is responsible for network architecture, technology deployment, and ensuring the reliability and scalability of Dialog's services across Sri Lanka. This executive guides research and development efforts, exploring emerging technologies to enhance service offerings and operational efficiency. The Group Chief Technology Officer plays a critical role in maintaining Dialog's technological leadership and competitive advantage. Pradeep Almeida's technical expertise drives the company's digital transformation and future-proofing strategies.

    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, focusing on mobile communications and external gateway operations. Warusahendige manages documentation, coordinates communication, and assists in the execution of technology-related projects under the guidance of the Chief Technology Officer. This role ensures the smooth functioning of the CTO's office, facilitating efficient project management and information flow. The Clerk - Chief Technology Officer Office contributes to the operational effectiveness of Dialog's technology department. Sidath Warusahendige's diligent support is vital for the team's productivity and project success.

    Nilushana Peiris - Specialist - Chief Technology Officer Office

    Nilushana Peiris, the Specialist - Chief Technology Officer Office at Dialog, contributes specialized technical support and project coordination for the company's mobile communications and external gateway operations. Peiris assists in the implementation of technology strategies and ensures the efficient operation of systems within the CTO's purview. This role involves detailed analysis and support for technology initiatives aimed at enhancing service delivery and network performance in Sri Lanka. The Specialist - Chief Technology Officer Office plays a key part in the technical execution and operational integrity of Dialog's technology division. Nilushana Peiris's focused contributions support the advancement of Dialog's technological capabilities.

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    Frequently Asked Questions Regarding Dialog Top Executives and Leadership Team

    Who leads Dialog?
    Dialog is led by Chanaka Daluwatta (Chief Executive Officer), along with executives such as Supun Weerasinghe (Director and Group Chief Executive Officer) and Yap Yip (Chief Financial Officer).
    Who is part of Dialog’s executive team?
    The executive team of Dialog includes leaders such as Chanaka Daluwatta (Chief Executive Officer), Supun Weerasinghe (Director and Group Chief Executive Officer), Yap Yip (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, Director and Group Chief Executive Officer, Chief Financial Officer, Advisor - Chief Financial Officer, Group Chief Financial Officer.