EY

Türkiye

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2026 Edition

General corporate tax

Tier 1

21 firms ranked

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Tier 1

Deloitte

7 practice areas

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7 practice areas

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Esin Attorney Partnership

4 practice areas

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Mazars Denge

3 practice areas

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NAZALI

5 practice areas

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PwC

7 practice areas

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Tier 2

BDO Denet

3 practice areas

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Balcıoğlu Selçuk Eymirlioğlu Ardıyok Keki Attorney Partnership

5 practice areas

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Centrum Turkey

5 practice areas

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Erdem & Erdem Law Office

3 practice areas

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Grant Thornton

5 practice areas

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KPMG

7 practice areas

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Penezoglu Law Firm

5 practice areas

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Tier 3

GSG Attorney at Law

3 practice areas

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Pekin & Pekin

3 practice areas

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White & Case

3 practice areas

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Tier 4

Baker Tilly Güreli

2 practice areas

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Bezen & Partners

3 practice areas

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Sigma Yeminli Mali Müşavirli

2 practice areas

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Çelen SMMM

3 practice areas

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Özdirekcan Bilgiç Dündar

2 practice areas

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Indirect tax

Tier 1

4 firms ranked

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Tier 1

7 practice areas

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NAZALI

5 practice areas

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Tier 2

Balcıoğlu Selçuk Eymirlioğlu Ardıyok Keki Attorney Partnership

5 practice areas

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Centrum Turkey

5 practice areas

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Tax controversy

Tier 2

10 firms ranked

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Tier 1

Esin Attorney Partnership

4 practice areas

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GSG Attorney at Law

3 practice areas

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NAZALI

5 practice areas

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Penezoglu Law Firm

5 practice areas

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Tier 2

Balcıoğlu Selçuk Eymirlioğlu Ardıyok Keki Attorney Partnership

5 practice areas

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Centrum Turkey

5 practice areas

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7 practice areas

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Erdem & Erdem Law Office

3 practice areas

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KPMG

7 practice areas

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Tier 3

Bezen & Partners

3 practice areas

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Transfer pricing

Tier 1

11 firms ranked

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Tier 1

Deloitte

7 practice areas

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7 practice areas

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Esin Attorney Partnership

4 practice areas

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KPMG

7 practice areas

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NAZALI

5 practice areas

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PwC

7 practice areas

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Tier 2

Centrum Turkey

5 practice areas

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Mazars Denge

3 practice areas

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Çelen SMMM

3 practice areas

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Tier 3

BDO Denet

3 practice areas

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Pekin & Pekin

3 practice areas

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Direct Tax

The EY US dispute: why secondment structures need fresh Indian review

Tax advisers should revisit India secondment arrangements after the EY US ruling strengthened the Centrica precedent and raised fresh withholding concerns

Aditi Goyal, July 16 2026

Direct Tax

‘Multiple versions of truth’: EY leader on in-house tax data challenges

The ability of tax authorities to receive and analyse data is becoming ‘quite advanced’, warns Stuart Lang, head of EY’s compliance co-sourcing solution

Sam Sholli, July 08 2026

Direct Tax

A taxing week: EY allegations suggest big four scandal at all levels

Ethics seems to be playing a subservient role to an entitlement culture borne out of a pervasive ‘revenue at all costs’ mentality at the big four

Sam Sholli, July 03 2026

Direct Tax

A&M Tax launches in Ireland with EY, DLA Piper hires

It continues a prolific spree of investment for the firm, after it launched in Indonesia, Thailand, Saudi Arabia and Japan in 2025

Sam Sholli, April 16 2026

Direct Tax

A taxing week: Is Darren Graves the man to up Deloitte’s tax game?

Following Richard Houston’s switch to the newly formed Deloitte EMEA, Graves has the opportunity to bring Deloitte’s tax practice up to speed with its rivals

Sam Sholli, April 10 2026

Transfer Pricing

Inside Canada’s ‘most consequential TP shift in decades’

New reforms represent the most seismic shift in Canadian TP legislation since its enactment and a clear inflection point for MNEs, ITR has heard

Sam Sholli, April 01 2026

Direct Tax

A taxing week: Big four should clarify their AI strategies, or risk further talent losses

As recent surveys suggest a disconnect between AI adoption and employee engagement, the big four risk digging themselves into a strategic hole

Sam Sholli, March 27 2026

Transfer Pricing

‘Clear limitations’: Italian advisers differ on intra-group financing TP ruling

Partners are divided on Italy vs PDM D’s analytical depth, evidentiary standards, and what the judgment signals for future intra-group financing cases

Sam Sholli, March 19 2026

ITR Sponsored

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Sponsored by EY Romania

Romania resets its transfer pricing rulebook: why the new framework matters

Adrian Rus and Georgiana Bizdrigheanu of EY Romania explain how the country’s tax authorities are reshaping transfer pricing compliance, dispute prevention, and dispute resolution – with implications well beyond Romania’s borders

Adrian Rus, July 17 2026
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Sponsored by EY Romania

Transition to IFRS: strategic choice for entities within global minimum tax scope

Diana Lupu and Ana-Maria Nițu of EY Romania explain when entities subject to the global minimum tax can transition to IFRS, the key benefits and challenges, and the implications for financial reporting and compliance

Diana Lupu, April 08 2026
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Sponsored by EY Romania

Emigration and rising immigration reshape Romania’s labour market: EY study

The country is in transition as decades of emigration, increasing immigration, and the Ukraine conflict create new economic risks and opportunities, say Corina Mîndoiu and Iulian Pasniciuc of EY Romania

Corina Mîndoiu, March 19 2026

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World Tax Sponsored

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Sponsored by EY Central America

Breaking down barriers: understanding foreign investment in Central America

Antonio Ruiz, January 19 2026
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Sponsored by EY Romania

Overcoming new Romanian limits on deductibility for cross-border affiliate transactions through APAs

Adrian Rus, December 22 2025
Sponsored

Sponsored by EY Romania

How to manage tax audits in Romania

Emanuel Băncilă, December 22 2025

Direct Tax

EY announces Anna Anthony as UK and Ireland managing partner

Sam Sholli, October 01 2024
Awards

DLA Piper with multiple Impact Case wins at ITR Americas Awards

Sam Sholli, September 27 2024
Awards

Deloitte leaves ITR’s 2024 Awards as biggest winner

Sam Sholli, September 19 2024
Rankings analysis

ITR World Tax rankings released: big EMEA performance for ‘big four’

Tom Baker, September 10 2024
Direct Tax

Five minutes with…Leonard Wagenaar, EY

September 09 2024
Direct Tax

This week in tax: EY tax staff ‘told of lower bonuses’

Sam Sholli, September 06 2024
Transfer Pricing

TP experts laud ‘groundbreaking’ Italian Supreme Court ruling

Sam Sholli, August 29 2024
Direct Tax

What would a Donald Trump presidency mean for tax policy?

Sam Sholli, August 23 2024
Rankings analysis

ITR World Tax rankings released: global firms dominate

Tom Baker, August 21 2024
Direct Tax

What would a Kamala Harris presidency mean for tax policy?

Sam Sholli, August 19 2024
Direct Tax

This week in tax: KPMG and EY gain from PwC client exodus in China

Sam Sholli, August 16 2024
Direct Tax

Dentons names ex-EY global vice chair as next CEO

Sam Sholli, July 24 2024