Our People

Debby is a partner in our disputes practice specialising in commercial disputes, arbitration, corporate restructuring and insolvency. 

Irfan is a partner in our corporate and M&A practice. He specialises in public and private M&A and capital markets transactions in the TMT and telecoms infrastructure sectors.

Santi is a founding partner of the firm and advises on foreign investment and corporate affairs.

Tjahjadi is the managing partner of the firm and also heads our finance practice.

Cellia Cotan Cognard is a corporate partner seconded to Herbert Smith Freehills’ associated Indonesian law firm Hiswara Bunjamin & Tandjung. She is ranked as a Rising Star and Next Generation Lawyer for Corporate and M&A in Indonesia (Legal 500 Asia Pacific 2018-2022).

Matthew became a Herbert Smith Freehills partner in May 2019 and has been on secondment to HBT since 2012. He advises on public and private mergers and acquisitions in the oil and gas, energy and resources, power and infrastructure sectors.

Vik is a partner at Herbert Smith Freehills on long-term secondment to the firm. He specialises in cross-border M&A and the financial services, Fintech, real estate and TMT sectors.

Roni is a senior associate in our market leading dispute resolution team. His practice focus is commercial disputes and restructuring, turnaround and insolvency (RTI).

Astri advises international and Indonesian clients on their major investments and M&A transactions in Indonesia, across a broad range of sectors. 

David has been working at Hiswara Bunjamin & Tandjung (HBT) in association with Herbert Smith Freehills since 2014. He is a disputes lawyer focusing on civil litigation and arbitration. 

Hanny is an Indonesian finance lawyer whose practice covers general financing, project financing, and the restructuring of distressed loans.

Jonathan is a senior associate in our public and private M&A, competition, and real estate practices. He advises domestic and international corporations, conglomerates and private equity firms across business sectors ranging from manufacturing (including chemicals and FMCG) to property development and technology.

Randi is a senior associate who specialises in mergers and acquisitions and competition-related matters.