Dr. Cecilia Teguh Ayu Sianawati,S.H, M.A

Managing Partner

Graduated from the  Faculty  of  Law  at  Parahyangan  University,  Bandung  in October,  1984.She  is  a  co-founder  of  the  firm  andcurrently  is  one  of  its  Senior Partners.Currently,  she  advises  on  all  legal  aspects  of  Indonesian  Capital Market.She is in  charge  of  the  Firm's  Capital  Market  Division  and she  has handled approximately 50 companies in Privatisation, IPO transactions  and Bonds Issues.She is registered as an Advocate at perhimpunan Advokat  Indonesia or Peradi (The Indonesia Bar Association).She holds a   license as Registered Legal Consultant issued by the Capital Market   Supervising Board No.09/STTD-KH/PM/1992 dated December 23rd, 1992.

Swanyta Gunadi, S.H


Graduated  from  the  Parahyangan  University  Law  School,  where  she  majored  in Civil   Law   in   October,   1987. Heracademic   background   provided a   strong foundation for  broaden  her  horizon  in  handling  capital  market  transactions  as well as issues related to corporate matters.She holds a license as  Registered Legal Consultant issued by the Capital Market Supervising Board No. 276/PM/STTD-KH/2000 dated January, 31st, 2000. As a capital market legal consultant, she has more than18 years of experience in handling  numerous  transactions  related  to  capital  market  i.e.  initial  public offerings,  issuing  of  convertible  bonds,  rights  issue,  strategic  sale, corporate action  of  publicly  listed  companies  related  to  conflict  of  interest,  merger  and acquisition and tender offer, etc.

Yonathan Eka Ambat Priyadi, S.H., M.M.


He has been practising law since 1995 and has experiences in investment, corporate, commercial and financial matters. He is a graduate of the University of Indonesia majoring in Economic Law and also holds a Registration Letter of Capital Market Supporting Professional from Capital Market Supervisory Board (BAPEPAM) and a license from PERADI The Indonesian Bar Association.

He  has numerous professional experiences with major law firms in Jakarta, and during the past fifteen years,  has developed and maintained a good relationship with some of financial and government institutions, he also has worked closely with many of the major global foreign law firms and practitioners in providing excellent service to clients.

He is proficient in Bahasa Indonesia and English.


Dr. Ariella Hana Sinjaya, S.Pd., M.Div., M.H.


She earned a Master of Law (MH) in 2019. Previously, She had an educational degree obtained from a variety of education both domestically and internationally distributing a Divinity Master degree from Regent University, United States in 2001 and a Doctor of Transformational Leadership from the same University in 2007. Besides works as a Lawyer, She also holds a Certified Public Speaker from IPSA (International Public Speaking Assosiation). As a form of her devotion to Indonesia, she established Yayasan Anak Bangsa Berakhlak Mulia, is a foundation engaged in the Development of Child Character, Women's Empowerment, Environmental Care, Disaster Response, Healthy Care, and Education.

She also has received several prestigious awards including from the LEPRID (Indonesian World Achievement Institute) in 2017, the Australian Award Indonesia - Senior Interfaith Women's Leader in 2018.

Dessy Natalita Perangin-angin, S.H.

Junior Partner


Dessy, a proud alumnus of Atma Jaya Jakarta University majoring in Business Law. With years of experience working with Jusuf Indradewa & Partners in handling numerous transactions related in capital market i.e issuing of convertible bonds and rights issue and for her  dedication and integrity, she was awarded the position of Partner.

Yosef Rahdian Putra, S.H., M.H.

Junior Partner

He obtained his law degree from Universitas Indonesia in 2016 and He had been complete his Post Graduate Program at Faculty of Law Universitas Indonesia in 2020. Yosef has been working in Jusuf Indradewa & Partners for over 4 (four) years and has extensive experience in various capital market transaction such as right issue, bonds, medium term notes and warrant issues. Since 2016, he actively assist our partners in conducting  legal research and Legal Due Diligence of SOEs for the Republic of Indonesia SOEs holding project. He is registered as an Advocate at Perhimpunan Advokat Indonesia or Peradi (The Indonesia Bar Association).