Firm Profile > Hiswara Bunjamin & Tandjung in association with Herbert Smith Freehills > Jakarta, Indonesia

Hiswara Bunjamin & Tandjung in association with Herbert Smith Freehills

Antitrust and competition Tier 1

Hiswara Bunjamin & Tandjung in association with Herbert Smith Freehills has a strong track record in advising on merger control filings and cartel investigations, with a client roster of domestic and international clients. Competition specialist Sakurayuki leads the practice and has a particular focus on the TMT, life sciences and infrastructure sectors. Litigator Narendra Adiyasa is also very active in antitrust, and most recently advised Cheetam Salt on their cartel investigation before the Indonesian Competition Law Authority.

Practice head(s):

Key clients

Cheetham Salt

Keppel Datacentre

Nippon Steel Corporation

Archipelago Group


Mitsubishi Heavy Industry

Permata Bank

Banking and finance Tier 1

With an impressive roster of international lenders among its clients, Hiswara Bunjamin & Tandjung in association with Herbert Smith Freehills stands out for its expertise in project finance with additional expertise in real estate, acquisition, and corporate finance. The team handles both syndicated and bilateral loan structures and is also very prevalent in Islamic finance. Founding partner Tjahjadi Bunjamin jointly leads the team and is highly skilled in complex cross-border financings, most recently acting on a deal comprising of 11 banks and spanning across nine different jurisdictions. He leads the team alongside Adrianus (Tommy) Adritomo whose key capabilities are in project finance and debt restructuring.


‘Hiswara Bunjamin & Tandjung is very responsive, practical, reliable, and open to negotiation on fees. We are happy that HBT is our go-to counsel for loan financing matters.’

‘We work closely with Adrianus Adritomo. He’s affable, approachable, dependable, and keeps a close oversight of the file despite being the overall partner in charge.’

‘Very responsive and knowledgeable, especially in the area of Export Credit Agency (ECA) covered financings.’


Key clients

Australia and New Zealand Banking Group Limited

Bank DBS Indonesia

DBS Bank Ltd.

Bank Mandiri (Persero) Tbk.

Oversea-Chinese Banking Corporation Limited (OCBC)

Coöperatieve Rabobank U.A., Singapore Branch

Deutsche Bank AG

MUFG Bank, Ltd., Jakarta Branch

Indonesia Eximbank (Lembaga Pembiayaan Ekspor Indonesia)

Korea Development Bank

Agence Française de Dévéloppement (AFD)

Landesbank Baden-Württemberg (LBBW)

Credit Suisse

Bank of China

The Export–Import Bank of China

Capital markets Tier 1

With expertise in ECM and DCM, Hiswara Bunjamin & Tandjung in association with Herbert Smith Freehills’ versatile capital markets group has earned instructions from Deutsche Bank, Morgan Stanley and Goldman Sachs. The team’s workload has consisted of sovereign bonds, US securities, as well as local and global IPOs. Founding partner Tjahjadi Bunjamin leads the practice and is an expert in debt capital markets, most notably involving state-owned-entities. On the equity side, corporate practice head David Dawborn has a broad skillset which includes advising on IPOs. Viska Kharisma Fajarwati is also a key name for ECM, and acts for global financial institutions as well as local securities companies.

Key clients

Credit Suisse

Deutsche Bank

Goldman Sachs

Morgan Stanley


Standard Chartered Bank

BNP Paribas


CGS-CIMB Sekuritas Indonesia

CLSA Sekuritas Indonesia

Indo Premier Sekuritas (IPS)

Mandiri Sekuritas

MNC Sekuritas

Delta Merlin Dunia Textile

Corporate and M&A Tier 1

Hiswara Bunjamin & Tandjung in association with Herbert Smith Freehills is a popular choice for complex corporate deals, often advising on M&A transactions in heavily regulated industries such as financial services, technology, and energy. The team is also involved in cross-border mandates, as illustrated by Vik Tang’s instruction from Bank Danamon on the sale of its insurance subsidiary to Zurich which involved four different jurisdictions. Senior international counsel David Dawborn is another key name noted for his work in the financial services and energy sectors, and recently acted for Bank Permata on its $2.3bn sale to Bangkok Bank. The team also has a relatively strong technology offering, mostly down to TMT specialist partner Sakurayuki. Founding partner Iril Hiswara, whose focuses on the consumer and real estate sectors, is also recommended.

Dispute resolution Tier 1

Hiswara Bunjamin & Tandjung in association with Herbert Smith Freehills’ multidisciplinary practice particularly stands out for its expertise in handling internal investigations, international arbitration and major bankruptcies. Narendra Adiyasa jointly leads the practice and has been very active before Jakarta’s commercial courts as well as arbitration in both Jakarta and Singapore, especially in relation to tort claims, shareholder disputes as well as issues surrounding FIDIC contracts. Fellow practice head Debby Sulaiman is best known for restructuring disputes but also handles commercial and construction-related cases.

Practice head(s):

Key clients


Hutchison Ports Holding Limited

Indofood Agri Resources Ltd

Toshiba Corporation

Carrier Corporation

Jakarta International Container Terminal

Willis Towers Watson

Foreign firms Tier 1

Herbert Smith Freehills LLP uniquely integrates its international network with its associated office through long term secondments, where corporate partners David Dawborn, known for his work handling major energy deals, and Vik Tang, who has a strong focus on the technology sector, are permanently based in Jakarta. Moreover, Gitta Satryani, who is an expert in cross-border litigation and arbitration, divides her time between Jakarta and Singapore. Alistair Henderson, who is managing partner of the firm’s Southeast Asian offices, is another key name for disputes. Adrian Cheng is another important figure in the Singapore office, who has been very active in corporate and acquisition financings. Also recommended are David Clinch, who focuses on projects and energy, as well as TMT specialist Mark Robinson.

Key clients

Axiata Group


Space DC


Rajawali Property Group


Pertamina-Rosneft joint venture

UEM Group

Avation PLC

Asian Development Bank

IT, Telecoms and Fintech Tier 1

Hiswara Bunjamin & Tandjung in association with Herbert Smith Freehills’ standout strength is advising on telecoms infrastructure projects such as data centres, telecoms towers and fibre optic cable systems. The team is also a key player in the fintech and e-commerce space, primarily involving online payments, as well as investment platforms and peer-to-peer lending platforms. The team is led by telecoms specialist Sakurayuki leads the practice alongside the tech-focused corporate partners Vik Tang.


‘Excellent knowledge of Indonesian laws, concise response, prompt response.’

‘The quality and promptness of the advice and response and always willing to go the extra mile to provide advice even outside of the agreed fee quote.’

Key clients

Ant Financial



Facebook (Jumla Networks Asia Pte. Ltd.)

ByteDance (TikTok)

Nium (previously InstaReM)






Standard Chartered Bank

Bank Danamon

Sumitomo Corp

Labour and employment Tier 1

Hiswara Bunjamin & Tandjung in association with Herbert Smith Freehills has been very active in advising its multinational client base on internal restructuring and wrongful dismissals. Narendra Adiyasa leads the Employment, Pensions and Incentives team as well as its dispute resolution team, with expertise in both litigation and arbitration. Sectors of particular interest include energy and infrastructure, banking, consumer and technology.

Practice head(s):

Key clients


Bridgestone Sumatra Rubber Estate, PT

ERM Indonesia

New Zealand Embassy

Hutchison Ports Indonesia

Aurecon Indonesia, PT

Newcrest Mining Limited

Projects and energy Tier 1

Hiswara Bunjamin & Tandjung in association with Herbert Smith Freehills is the standout firm in the market for mining work, as exemplified by its recent instruction from Sumitomo Metal Mining on financing a $2.5b high-pressure acid leach project in South Sulawesi. The team also has a strong reputation in both upstream and downstream oil and gas projects, most notably for the joint venture between the government owned oil company Pertamino and major Russian energy company Rosneft. The team also has a growing focus on infrastructure and renewable energy developments. David Dawborn, Dhani Pattinggi, and Matthew Goerke are the key names of note.


‘Great practical knowledge and insight based on the depth of experience in the industry.’

‘David Dawborn’s wealth of experience working in Indonesia and in the mining sector and his practical and commercial advice.’

Key clients

Sumitomo Metal Mining

Newcrest Mining Limited

PT Harita Jayaraya

PT Cita Mineral Investindo Tbk.

PetroChina International Jabung Ltd.

PETRONAS Carigali (Jabung) Ltd.

PT Pertamina Rosneft Pengolahan dan Petrokimia

Road King Infrastructure Ltd

PLUS Expressway International Berhad

Fortum Corporation

AWE Limited

Andalas Energy

Asia Power Development Platform

Changi Airport Group

Vitol Asia Pte. Ltd.

Neptune Energy

Real estate Tier 1

Hiswara Bunjamin & Tandjung in association with Herbert Smith Freehills has been the port of call for Marriot regarding its major hotel and leisure developments in Indonesia, with additional expertise in the development of office and residential buildings as well as data centres. Managing partner Iril Hiswara leads the team an is noted for his work on the acquisition, leasing and subleasing of major properties. Corporate partner Vik Tang is also highly active within this space, as is recently promoted partner Teguh Arwiko.

Key clients

Rajawali Property Group

Genting Group

PT Chitatex Peni (a member of RDTX Group)

Government of Singapore Investment Corporation (GIC)

Marriott International, Inc


PT Cowell Development Tbk


PT Indosat Tbk


Northstar Advisor Pte. Ltd.

Manulife Investment Management

Restructuring and insolvency Tier 1

Hiswara Bunjamin & Tandjung in association with Herbert Smith Freehills is led by disputes and restructuring specialist Debby Sulaiman who has advised on restructurings and bankruptcies both inside and outside of the courts and is particularly strong in handling matters involving multiplied jurisdictions. Her recent engagements have involved court supervised debt restructurings and NPL works involving Asian, European and Middle Eastern regions.

Key clients

CIMB Bank (L) Limited

SC Lowy

Hiswara Bunjamin & Tandjung (HBT) was established in 2001 to meet the growing demand in Indonesia for sophisticated legal expertise and resources of an international standard. HBT is associated with leading international law firm Herbert Smith Freehills, and has one of the closest and longest-standing international associations in the Indonesian legal market, working together to protect the interests of foreign corporations and financial institutions investing and trading in Southeast Asia’s largest economy.

With 13 partners based in Jakarta, HBT is consistently recognised as one of the leading commercial and corporate law firms in Indonesia. The Jakarta-based team includes long-term international counsel seconded from Herbert Smith Freehills, while Herbert Smith Freehills’ Singapore office includes Indonesian lawyers and recognised Indonesia specialists.

Corporate/M&A: HBT has one of the leading corporate law practices in Indonesia and focuses, in particular, on multinationals and investment firms investing in Indonesia. The team has a strong track record, fielding a bilingual team on with a keen understanding of the key drivers for domestic and international investors, managing complex structural aspects and executing M&A transactions in Indonesia to international standards. Major clients include sovereign wealth funds and global private equity funds. The corporate/M&A practice is led by founding partner Iril Hiswara with David Dawborn and Vik Tang, two Herbert Smith Freehills partners seconded to the Jakarta office.

Banking and finance: HBT is widely recognised by clients as an industry leader for its Indonesian banking and finance capability, acting for foreign lenders and creditors in cross border financing and debt restructurings in Indonesia. Representing many of the world’s major financial institutions, HBT acts on project and structured financings and security structures for Indonesian financings. The team is led by founding partner Tjahjadi Bunjamin and Adrianus Adritomo (Tommy).

Capital markets: HBT is recognised by many of the world’s leading investment banks as an industry leader for its capital markets capability, representing foreign arrangers and underwriters in Indonesia and handling onshore and offshore components of capital markets offerings. The practice is led by David Dawborn, Tjahjadi Bunjamin and Viska Kharisma, and covers the full range of capital markets transactions, including equity and debt capital markets.

Dispute resolution: HBT’s dispute resolution practice is one of the most experienced and successful in Jakarta and is recognised for its work with domestic and international clients in the most complex and significant contentious matters. The team has market-leading expertise in civil litigation; arbitration; criminal and corporate investigations; contentious employment matters; restructuring, turnaround and insolvency; business competition and private wealth disputes. The Jakarta practice is led by Narendra Adiyasa with Debby Sulaiman, working closely with dispute resolution specialist Gitta Satryani in Singapore.

Projects and energy: HBT has one of the largest dedicated projects and energy teams focused on Indonesia. With deep relationships with major energy and resources companies in the mining, oil and gas and power sectors, the team has worked on the most significant M&A and financing matters in Indonesia, acting on the most complex mining and natural resources projects. The energy practice is led by Dhani M Pattinggi and Matthew Goerke.

Department Name Email Telephone
Corporate and M&A Iril Hiswara +62 21 3973 8000
Banking & Finance Tjahjadi Bunjamin +62 21 3973 8000
Projects & Energy, Corporate and M&A David Dawborn +62 21 3973 8000
Photo Name Position Profile
 Adrianus (Tommy) Adritomo  photo Adrianus (Tommy) Adritomo Partner
 Tjahjadi Bunjamin  photo Tjahjadi Bunjamin Partner
 David Dawborn  photo David Dawborn Senior International Counsel
 Matthew Goerke  photo Matthew Goerke Matthew became a Herbert Smith Freehills partner in May 2019 and has…
 Iril Hiswara  photo Iril Hiswara Partner
 Viska Kharisma  photo Viska Kharisma Viska is a corporate partner who specialises in the capital markets and…
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