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Waewpen Piemwichai

Senior Associate


Waewpen Piemwichai is a senior associate with the Tilleke & Gibbins corporate and commercial group. Named one of Asia’s “Top 15 Rising Lawyers” by Asian Legal Business in 2021, her practice focuses primarily on the technology, media, and telecommunications (TMT) sector, where together with her team, she helps high-profile multinational tech and telecom companies with all aspects of doing business in Vietnam. She also has expertise in practice areas including commercial transactions, franchising, company formation, and construction.

Waewpen is recognized by Chambers Asia-Pacific as a leading TMT lawyer in Vietnam (one of only three ranked lawyers in the practice area), and was named the “highest rated lawyer to work with” for TMT in Vietnam in the 2021 Asialaw Client Service Excellence ratings. She has in-depth knowledge of various TMT matters such as data privacy, cybersecurity, telecom and IT network services, online streaming and broadcasting, cloud computing, e-commerce, and advertising.

Waewpen is a member of the Thai Bar Association, and was based in Bangkok for seven years before relocating to the firm’s Hanoi office. She is the firm’s Vietnam office contact person for Thai speaking clients.


  • Advised many world-leading data communications and telecommunications equipment providers to expand businesses into Vietnam, including IT system consultation and integration services; provision of infrastructure for cloud computing services; remote management of calls over cloud; distribution and lease of IT/telecommunication equipment; and Internet access services.
  • Advised and assisted a Thai pharmaceutical company to successfully transfer employees and additionally employ staff to work in its Vietnam affiliates.
  • Served as local counsel to a global telecommunications company in acquiring optical business in Thailand, reviewed business transfer agreement and advised on all aspects of doing business in Thailand, including formation and operation of a new company, investment promotion, foreign business license for distributing and servicing of optical network equipment to mobile network operators, employment, and customs.
  • Served as local counsel and corporate secretary to a leading Swedish defense company and its Thai subsidiary; assisted the client with a project supplying fighter aircraft and military systems to the Royal Thai Navy and advised on diverse corporate matters, including company and share restructuring, legal compliance, and immigration for engineers and executives.
  • Advised a Japanese global manufacturer of electric appliances to acquire shares and majority control in its joint venture company.
  • Advised clients from various industries to set up their presences in Thailand and apply for Foreign Business License and/or investment promotion, including a leading Korean company for participation in a construction project for an offshore petroleum drilling platform, U.S. pharmaceutical companies, Japanese automotive part manufacturers, a U.K. insurance company, and an Australian securities company.
  • Advised clients from various industries in conversion of corporate structure from private limited company to a public company and list securities on the Market for Alternative Investment (MAI) stock exchange.
  • Advised a major telecommunications investor in bidding with the government authority for a license to operate mobile phone services.
  • Advised airlines from Korea and Austria in relation to quotas for international flight schedules.
ABOUT Waewpen










    LLB, Thammasat University


Awards & Rankings

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