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2026 Edition
General corporate tax
Tier 3
20 firms ranked
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Tier 1

Deloitte
7 practice areas
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EY
7 practice areas
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KPMG
7 practice areas
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PB Taxand
5 practice areas
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PwC
7 practice areas
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Tier 2

DDTC
5 practice areas
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GNV Consulting
5 practice areas
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Hadiputranto Hadinoto & Partners
4 practice areas
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RSM Indonesia
5 practice areas
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SF Consulting
5 practice areas
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Tier 3

Ideatax
4 practice areas
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MUC Consulting Group
4 practice areas
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Suryani Suyanto & Associates
4 practice areas
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TaxPrime
4 practice areas
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WTS Indonesia
4 practice areas
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Tier 4

Provisio Consulting
3 practice areas
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Other notable

Assegaf Hamzah & Partners
6 practice areas
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MIB
3 practice areas
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Metalaw Legal and Tax Consultant
2 practice areas
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SSP Consultant
2 practice areas
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Tax controversy
Other notable
19 firms ranked
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Tier 1

Deloitte
7 practice areas
View profile
EY
7 practice areas
View profile
GNV Consulting
5 practice areas
View full profile
Hadiputranto Hadinoto & Partners
4 practice areas
View profile
KPMG
7 practice areas
View profile
PwC
7 practice areas
View profile

Tier 2

DDTC
5 practice areas
View full profile
MUC Consulting Group
4 practice areas
View full profile
PB Taxand
5 practice areas
View full profile
RSM Indonesia
5 practice areas
View profile
TaxPrime
4 practice areas
View profile

Tier 3

Provisio Consulting
3 practice areas
View full profile
SF Consulting
5 practice areas
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Suryani Suyanto & Associates
4 practice areas
View profile

Other notable

Assegaf Hamzah & Partners
6 practice areas
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Azwar Hadisupani Rum & Partners
3 practice areas
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Ideatax
4 practice areas
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Metalaw Legal and Tax Consultant
2 practice areas
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WTS Indonesia
4 practice areas
View profile
Transfer pricing
Tier 3
19 firms ranked
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Tier 1

DDTC
5 practice areas
View full profile
Deloitte
7 practice areas
View profile
EY
7 practice areas
View profile
KPMG
7 practice areas
View profile
PwC
7 practice areas
View profile

Tier 2

GNV Consulting
5 practice areas
View full profile
MUC Consulting Group
4 practice areas
View full profile
PB Taxand
5 practice areas
View full profile
RSM Indonesia
5 practice areas
View profile
TaxPrime
4 practice areas
View profile

Tier 3

Hadiputranto Hadinoto & Partners
4 practice areas
View profile
Ideatax
4 practice areas
View full profile
Pro Visioner Konsultindo
3 practice areas
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SF Consulting
5 practice areas
View full profile
WTS Indonesia
4 practice areas
View profile

Other notable

Assegaf Hamzah & Partners
6 practice areas
View profile
MIB
3 practice areas
View profile
Prime Consult
3 practice areas
View profile
Suryani Suyanto & Associates
4 practice areas
View profile
Linked Reviews
Tax

Consulthink has been a WTS Global network firm since 2021. It offers services including tax advisory, dispute resolution, M&A, tax compliance and transfer pricing. Partner Tomy Harsono is one of the key practitioners in the team. He specialises in general tax advisory services. Another key director, Lidya Irawan, covers the tax dispute resolution and transfer pricing practices. 

Details of the firm’s work and clients remain confidential. 

Yaninur Aslim left the firm during the research period. At the same time, Slamet Gumelar joined the team as a manager. 

Client feedback 

Fast to respond with updated tax knowledge. 

Good Communication and tax knowledge.” 

3 results3 results
But businesses should remain flexible when choosing between internal and external resources to handle added ViDA complexity, ITR’s Indirect Tax forum also heard
Jeff Soar lifts the lid on WTS UK’s ambitious recruitment plans, the firm's positioning against the big four, and why tax is the perfect profession for AI
ITR sat down for a pre-event interview with Tim Zech, WTS Germany, and Jeff Soar, WTS UK, keynote speaker at next week’s ITR AI in Tax Forum 2026 in London
While pillar two has been enacted on paper in Brazil, companies are encountering a range of practical compliance issues, ITR has heard
The firm’s eye-catching UK launch is a major statement of intent, but it will face stern opposition in its quest to be the top global tax player
Under Jeff Soar’s leadership, WTS UK aims to scale to 100 partners within five years and challenge the big four
One year after Nuwaru joined the WTS network, leaders James Jobson and Matthew Missaghi reflect on the firm’s mission to offer mid-tier pricing but deliver top-tier results
Increasingly, clients are looking for different advisers to the established players, Ryan’s president for European and Asia Pacific operations tells ITR
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