Practice Focus

Corporate & Securities


Sub-Practice & Industry

M&A, Equity & Debt Capital Market, Corporate Governance, State-Owned Enterprises, Power, Energy & Infrastructure



Indonesian & English

Winda Yanti Harianja


+62 21 5082 0999

Winda is an Associate of UMBRA – Strategic Legal Solutions. She has involved in various research, legal memos drafting, due diligence and transactions mainly related to M&A, capital market, general corporate matters, foreign investment, and power, energy, and infrastructure.



  • Universitas Indonesia, Faculty of Law, Bachelor of Laws (SH) (cum laude) (2019).


Honor & Awards

  • Graduate with Honors (cum laude) (February 2019)
  • 3rd Winner of National Contract Drafting Competition Universitas Sebelas Maret Surakarta (November 2017)
  • Delegate of Universitas Indonesia for ALSA National Moot Court Competition XX on Narcotics as Defendant Attorney (February 2017)
  • Delegate of Universitas Indonesia for Private Law National Moot Court Competition on Environmental Law as Defendant Attorney (November 2016)
  • 1st Runner Up, The Best Defence Attorney, The Best Public Prosecutor of The Internal Moot Court Competition on Narcotics as Defendant Attorney (May 2016)
  • 1st Winner on Economics of The National Science Olympiad (Olimpiade Sains Nasional/OSN) at Regency Level (May 2014)


Winda’s experience includes:


M&A of Public and Private Corporations

  • Assisting a listed pharmaceutical company in its proposed acquisition of one of the largest hospital group companies in Indonesia (ongoing)
  • Assisting a major Indonesian telecommunication company in its proposed acquisition of tower business of one of the largest telco companies in Indonesia (ongoing)
  • Assisting one of the largest global infrastructure funds in its proposed acquisition of a major toll-road company in Indonesia (2019)
  • Assisting PT Dayamitra Telekomunikasi (“Mitratel”) in its Rp1.2 trillion takeover of a major local telecommunication tower company (2019)
  • Assisting a state-owned construction company in its proposed acquisition of a local real estate company


Capital Market 

  • Assisting PT Pertamina (Persero) (“Pertamina”) in its offering of USD10 billion Global Medium-Term Notes program (2019) (nominated as Debt Market Deal of the Year by Asian Legal Business – Thomson Reuters in 2019)
  • Assisting PT PLN (Persero) (“PLN”) in its offering of Rp20 trillion bonds and Ijarah Sukuk as part of its 2018-2020 continuous local bonds offering program (2018-2019). (nominated as top three finalist of Debt Market Deal of the Year by Asian Legal Business – Thomson Reuters)


State Own Enterprises

  • Assisting the Ministry of State-owned Enterprises and various State-owned Companies from the defense and technology industries for the proposed establishment of Indonesian State-Owned Holding Company (BUMN Holding Project) (ongoing)
  • Assisting PLN to prepare legal review regarding Bills on Renewable Energy (2019)


Power, Energy & Infrastructure 

  • Assisting a major state-owned airport company in the proposed master strategic cooperation with foreign and local investors for the establishment of new airport facilities and airport city in West Nusa Tenggara area (2019)


Corporate Compliance and Contractual Dispute Settlement

  • Assisting an Indonesian mining company in the settlement of its contractual dispute regarding the supply of 55,000 MT nickel cargo with Chinese trading and mining companies (2019)
  • Assisting a steel sheets producer company in its post-initial public offering governance (ongoing)



  • Advising one of the world-leading tobacco companies in its intellectual property right matters (2019)
  • Preparing and reviewing corporate documents for initial due diligence
  • Addressing client inquiries related to laws and regulations on corporate matters