About Us

COLSIS has been delivering website and system development solutions from our offices in Tokyo and Sapporo for many years. In 2023, we expanded into Thailand with the establishment of COLSIS (Thailand) in Bangkok, bringing our expertise and Japanese-quality engineering to businesses across the region. As digital technologies continue to evolve, websites and business systems have become more powerful—but also more complex. Managing them effectively can divert valuable time and resources from your core business. With teams in Bangkok, Tokyo, and Sapporo, we partner closely with our clients to deliver tailored solutions that drive sustainable business growth. From strategic planning to long-term operation and support, we ensure your websites and systems remain secure, reliable, and ready for the future.

Message from the CEO

Since its establishment in 2023, COLSIS (Thailand) Co., Ltd. has been delivering website, CMS, and web system development and operational services for a wide range of businesses and organizations across Thailand.

The rapid adoption of generative AI has fundamentally changed how people search for information and interact with digital services. In this new landscape, it is more important than ever for organizations to communicate accurate information through their own digital channels and build lasting trust with their customers through reliable websites and digital platforms.

At the same time, the growing sophistication of cyber threats and increasing demands for information security make secure and reliable system operations essential.

Leveraging our extensive expertise in CMS platforms and cloud infrastructure, COLSIS (Thailand) delivers secure, scalable, and maintainable digital solutions that balance robust security with long-term operational efficiency.

We are committed to working closely with our clients to build systems they can rely on for years to come. As a trusted technology partner, we aim not only to support your current business needs but also to help drive your continued growth and long-term success.

Managing Director Hiroyuki Kirita

Company Profile

Company Name: COLSIS (THAILAND) Co., Ltd. (Head Office)
Business: Internet based system development, construction, planning, consulting advertising agency, CMS Consulting Service
Address: 399 Interchange Building, 22nd Floor, Unit 2211, Khlong Toey Nue, Wattana, Bangkok, 10110 Thailand
Establishment: August 2023
Contact: 092-599-5505
Managing Director: Mr. Hiroyuki Kirita
Headquarters: COLSIS,Inc. https://colsis.jp/ FDC Kojimachi Bldg. 8F 2-3-3 Kojimachi, Chiyoda-ku, Tokyo 102-0083, Japan
Main Clients: ASAHI BUSINESS SOLUTION AND ACCOUNTING CO., LTD. ENDO FORGING (THAILAND) CO., LTD. HITEC FOOD EQUIPMNET CO., LTD. JAPANESE ASSOCIATION IN THAILAND JQA ASIA (THAILAND) CO., LTD. MAKE A BRIDGE (THAILAND) CO., LTD. SHOEI PLASTIC (THAILAND) CO., LTD. SIAM NKS CO., LTD. THAI SEISEN CO., LTD. TSK ENGINEERING (THAILAND) CO., LTD.

Location (Google Map)

COLSIS (THAILAND) Co., Ltd. (Head Office)
399 Interchange Building, 22nd Floor, Unit 2211, Khlong Toey Nue, Wattana, Bangkok, 10110 Thailand
TAX ID: 0105566150763 Tel: 02-258-5408