Problem Solvers in Accounting: Unlocking Solutions for Your Financial Success

DDES Accounting is a leading accounting firm specializing in solving all accounting problems for businesses. With a strong focus on English communication, we provide comprehensive services tailored to our clients' needs. Our team of experts offers close advisory support, drawing on their deep knowledge of accounting principles and practices. We meticulously review all important company documents to ensure accuracy and identify any potential errors from the past.

At DDES, we are proficient in utilizing advanced accounting software, such as Xero, to streamline financial management processes. Our expertise extends to navigating the complexities of FBL (Foreign Business License) and BOI (Board of Investment) requirements. Additionally, we provide administrative support services, as well as assistance with visa and work permit applications for foreign employees.

Trust DDES Accounting to deliver reliable and efficient accounting solutions, backed by our expertise and commitment to excellence. Contact us today to experience our comprehensive range of services tailored to meet your business needs.

We are proudly
Help foreigner in Thailand.

  • English speaking

    English-speaking experts providing financial assistance and guidance to foreigners navigating the complexities of accounting in Thailand.

  • Free advisory

    Offering free advisory services to assist foreigners in Thailand with their accounting needs. Trusted expertise tailored to your business.

  • Professional service

    Professional services ensuring you stay compliant with Thai government regulations, avoiding any surprises. Trustworthy expertise for peace of mind.

Our Team

Co-Founder & Managing Partner

Ketwalee MATAR

Co-Founder & Managing Partner

Geoffrey CONCAS

With 16 years of accounting experience, Ketwalee Matar honed her skills working for industry giants like Facebook, KFC, and McDonald's in Thailand. Her passion for excellence led her to become the Chief Operating Officer at DDES, where she drives growth, oversees operations, and ensures top-notch services for clients.

Geoffrey, an entrepreneur driven by innovation, founded DDES to revolutionize accounting in Thailand. Adapting European systems, his team introduced cloud-based software and automation, simplifying financial management for businesses. Their cutting-edge solutions transformed the industry, enhancing efficiency and empowering informed decision-making. Geoffrey's legacy lives on as a visionary disruptor.



Apstellar is a Singapore based firm with regional presence in Shanghai and China. We offers tailored solutions such as management consultancy, overseas business expansion to Thailand & artificial intelligent Al voice bot & chatbot customer engagement solutions. Provide consultancy services to companies keen to setup & expand their business top abroad. Our affiliates covers the full spectrum of legal advise, accounting and business services For Singapore organizations, you can leverage on the Market Readiness Assistance Grant (MRA Grant) provided by Enterprise Singapore to bring your business to Thailand. The MRA Grant has increased the enhanced maximum support level of up to 80%, extended to 31 March 2022.