Ajeng Yesie Triewanty

Partner

Experience

Ajeng is an Intellectual Property (IP) specialist at Roosdiono & Partners. She has more than 16 years of experience. She advises and represents clients on various IP works, including protection, prosecution, litigation, due diligence, and transactional IP work such as licensing and franchising, and provides advisory and review of cooperation agreements in movie productions. She is also experienced in providing advice on data protection and representing clients in commercial litigation and arbitration matters. Ajeng's landmark dispute cases include the Indonesian National Arbitration Center’s trademark case, which has garnered significant attention in Indonesia, as well as the KOPITIAM case. The practice has observed a notable surge in patent prosecution work, notably serving esteemed clients like GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP, LTD, and ZTE CORPORATION. Furthermore, the practice group has demonstrated increased prowess in enforcement efforts, particularly representing prominent brands such as 'Rolex,' 'Hot Star,' Warner Bros Inc., DC Comics, and 'Oatly' to safeguard and uphold their IP rights in Indonesia.

Career

Ajeng joined Roosdiono & Partners in January 2015 as a Senior Associate and was promoted as a partner in 2020. Prior to becoming a member of the firm, Ajeng was an associate at Panji Prasetyo & Partners Law Office for 3 years, where she handled and represented numerous contentious trademark matters and litigation works and was an associate at another law firm for 4 years, where she handled various trademark works.

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Ajeng Yesie Triewanty
Focus Area

Practice Focus

Explore the legal practice areas handled by Ajeng Yesie Triewanty.

Qualifications

Licensed Advocate
Registered Intellectual Property Rights Consultant
Member of PERADI (Indonesian Bar Association)
Member of AKHKI (IP Consultant Association)
Member of APAA (Asian Patent Attorneys Association)
Bachelor of Laws (S.H.), Parahyangan Catholic University

Recognitions

Next Generation Partner, Legal 500 Asia Pacific, 2025
ALB Asia top 15 IP Lawyers, Asian Legal Business, 2025
Indonesia Rising Stars, Asian Legal Business, 2023, 2025

Languages

English Indonesian

Contact Information

Users Feedback

Testimonials

“… Ajeng is knowledgeable about local laws and practices, responsive and adds value to the service which she delivers. It is a source of great professional comfort to know that your local counsel is as invested in your matters as you are.”
Client Testimony
2023
“Also leading the team is Ajeng Yesie Triewanty who similarly focuses on disputes, but is also highly skilled in due diligence and transactional work.”
Legal 500
2021