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Ashurst Perkins Coie

United Kingdom

This law firm has not supplied any contact details or supplementary information for this country or region. For more information about profiling options please contact Prin Shasiharan.
2026 Edition
General corporate tax
Tier 3
49 firms ranked
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Tier 1

Baker McKenzie
6 practice areas
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Clifford Chance
6 practice areas
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Deloitte
7 practice areas
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EY
7 practice areas
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Freshfields
5 practice areas
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KPMG
7 practice areas
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Kirkland & Ellis
5 practice areas
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Macfarlanes
4 practice areas
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PwC
7 practice areas
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Slaughter and May
5 practice areas
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Tier 2

A&O Shearman
5 practice areas
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Alvarez & Marsal
6 practice areas
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Bryan Cave Leighton Paisner
5 practice areas
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DLA Piper
6 practice areas
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Debevoise & Plimpton
3 practice areas
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Eversheds Sutherland
5 practice areas
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Gibson Dunn & Crutcher
5 practice areas
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Grant Thornton
6 practice areas
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Herbert Smith Freehills Kramer
5 practice areas
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Hogan Lovells Cadwalader
6 practice areas
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Latham & Watkins
3 practice areas
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Linklaters
4 practice areas
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Mayer Brown
3 practice areas
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Norton Rose Fulbright
4 practice areas
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Paul Hastings
3 practice areas
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Pinsent Masons
5 practice areas
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Sidley Austin
5 practice areas
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Simmons & Simmons
6 practice areas
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Skadden Arps Slate Meagher & Flom
4 practice areas
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Weil Gotshal & Manges
3 practice areas
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Wiggin
5 practice areas
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Tier 3

Ashurst Perkins Coie
4 practice areas
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CMS Cameron McKenna Nabarro Olswang
4 practice areas
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Cleary Gottlieb Steen & Hamilton
5 practice areas
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Davis Polk & Wardwell
5 practice areas
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FTI Consulting
6 practice areas
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McDermott Will & Schulte
5 practice areas
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RSM
3 practice areas
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Sullivan & Cromwell
3 practice areas
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Travers Smith
3 practice areas
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Watson Farley & Williams
5 practice areas
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Winston Taylor
5 practice areas
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Tier 4

Crefovi
2 practice areas
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Innovate Tax
5 practice areas
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MHA MacIntyre Hudson
6 practice areas
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Rosetta Tax
2 practice areas
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Other notable

Brown Rudnick
2 practice areas
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Goodwin Procter
5 practice areas
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Vistra
2 practice areas
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Indirect tax
Tier 3
22 firms ranked
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Tier 1

Baker McKenzie
6 practice areas
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Deloitte
7 practice areas
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EY
7 practice areas
View profile
KPMG
7 practice areas
View profile
PwC
7 practice areas
View profile

Tier 2

Alvarez & Marsal
6 practice areas
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Bryan Cave Leighton Paisner
5 practice areas
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Clifford Chance
6 practice areas
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DLA Piper
6 practice areas
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Eversheds Sutherland
5 practice areas
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Herbert Smith Freehills Kramer
5 practice areas
View profile
Pinsent Masons
5 practice areas
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Simmons & Simmons
6 practice areas
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Tier 3

Ashurst Perkins Coie
4 practice areas
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Gibson Dunn & Crutcher
5 practice areas
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Hogan Lovells Cadwalader
6 practice areas
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Mishcon de Reya
4 practice areas
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Norton Rose Fulbright
4 practice areas
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Tier 4

CMS Cameron McKenna Nabarro Olswang
4 practice areas
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Grant Thornton
6 practice areas
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Other notable

A&O Shearman
5 practice areas
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Vistra
2 practice areas
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Tax controversy
Other notable
27 firms ranked
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Tier 1

Baker McKenzie
6 practice areas
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DLA Piper
6 practice areas
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EY
7 practice areas
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Freshfields
5 practice areas
View profile
Slaughter and May
5 practice areas
View profile

Tier 2

Bryan Cave Leighton Paisner
5 practice areas
View profile
Deloitte
7 practice areas
View profile
Herbert Smith Freehills Kramer
5 practice areas
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Joseph Hague Aaronson
3 practice areas
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Pinsent Masons
5 practice areas
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PwC
7 practice areas
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Skadden Arps Slate Meagher & Flom
4 practice areas
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Tier 3

11 New Square
3 practice areas
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39 Essex Chambers
3 practice areas
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Alvarez & Marsal
6 practice areas
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Eversheds Sutherland
5 practice areas
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Fieldfisher
3 practice areas
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KPMG
7 practice areas
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Mishcon de Reya
4 practice areas
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Pump Court Tax Chambers
3 practice areas
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Reynolds Porter Chamberlain
5 practice areas
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Simmons & Simmons
6 practice areas
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Stewarts Law
3 practice areas
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Temple Tax Chambers
5 practice areas
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Other notable

Ashurst Perkins Coie
4 practice areas
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Brown Rudnick
2 practice areas
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Cleary Gottlieb Steen & Hamilton
5 practice areas
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Transactional tax
Tier 2
43 firms ranked
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Tier 1

Baker McKenzie
6 practice areas
View full profile
Clifford Chance
6 practice areas
View profile
Deloitte
7 practice areas
View profile
EY
7 practice areas
View profile
Freshfields
5 practice areas
View profile
Gibson Dunn & Crutcher
5 practice areas
View profile
KPMG
7 practice areas
View profile
Kirkland & Ellis
5 practice areas
View profile
Linklaters
4 practice areas
View profile
Macfarlanes
4 practice areas
View profile
PwC
7 practice areas
View profile
Sidley Austin
5 practice areas
View profile
Skadden Arps Slate Meagher & Flom
4 practice areas
View profile
Slaughter and May
5 practice areas
View profile

Tier 2

A&O Shearman
5 practice areas
View profile
Ashurst Perkins Coie
4 practice areas
View profile
Bryan Cave Leighton Paisner
5 practice areas
View profile
Cleary Gottlieb Steen & Hamilton
5 practice areas
View profile
DLA Piper
6 practice areas
View profile
Debevoise & Plimpton
3 practice areas
View profile
Eversheds Sutherland
5 practice areas
View profile
Grant Thornton
6 practice areas
View profile
Herbert Smith Freehills Kramer
5 practice areas
View profile
Hogan Lovells Cadwalader
6 practice areas
View profile
Latham & Watkins
3 practice areas
View profile
Mayer Brown
3 practice areas
View profile
Norton Rose Fulbright
4 practice areas
View profile
Paul Hastings
3 practice areas
View profile
Simmons & Simmons
6 practice areas
View profile
Weil Gotshal & Manges
3 practice areas
View profile
Wiggin
5 practice areas
View profile
Winston Taylor
5 practice areas
View full profile

Tier 3

Alvarez & Marsal
6 practice areas
View profile
CMS Cameron McKenna Nabarro Olswang
4 practice areas
View profile
Davis Polk & Wardwell
5 practice areas
View profile
FTI Consulting
6 practice areas
View profile
Pinsent Masons
5 practice areas
View profile
Sullivan & Cromwell
3 practice areas
View profile
Travers Smith
3 practice areas
View profile
Watson Farley & Williams
5 practice areas
View profile

Tier 4

McDermott Will & Schulte
5 practice areas
View profile
RSM
3 practice areas
View profile

Other notable

Goodwin Procter
5 practice areas
View profile
7 results7 results
Patricia Allen
Firm:
Ashurst Perkins Coie
Practice Area:
General corporate tax
Jurisdiction:
United Kingdom
Nicholas Gardner
Firm:
Ashurst Perkins Coie
Practice Area:
General corporate tax
Tax controversy
Jurisdiction:
United Kingdom
Tim Gummer
Firm:
Ashurst Perkins Coie
Practice Area:
General corporate tax
Indirect tax
Jurisdiction:
United Kingdom
Alastair Ladkin
Firm:
Ashurst Perkins Coie
Practice Area:
General corporate tax
Jurisdiction:
United Kingdom
Sarah Mardell
Firm:
Ashurst Perkins Coie
Practice Area:
General corporate tax
Tax controversy
Jurisdiction:
United Kingdom
Mark Spinney
Firm:
Ashurst Perkins Coie
Practice Area:
General corporate tax
Jurisdiction:
United Kingdom
Simon Swann
Firm:
Ashurst Perkins Coie
Practice Area:
General corporate tax
Indirect tax
Jurisdiction:
United Kingdom
Direct Tax
Merger international
Perkins Coie and Ashurst merger closes to form $2.8bn firm
The newly combined firm brings together more than 3,500 practitioners across 52 offices, with flagship hubs in Seattle, London, Sydney and New York.
Noemi Distefano, June 29 2026
Direct Tax
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ITR’s Italy report: advisers jostling for position in ‘distinctly pluralistic’ market
Cascading tax reform, bullish foreign investment and vigorous TP audits have made Italy’s tax advisory market dynamic and stiffly competitive
Sam Sholli, June 01 2026
Direct Tax
Merger international
Ashurst Perkins Coie moves forward with partners’ vote
The combination between Ashurst and Perkins Coie, which will create a $2.8 bn law firm, is expected to close in Q3
Noemi Distefano, April 13 2026
Direct Tax
Close-up of handshake of businesswoman and businessman
This week in tax: McDermott, BakerHostetler bolster US tax partner benches
The firms made senior hires in Los Angeles and Cleveland respectively; in other news, South Korea reported an 11% rise in tax income, fuelled by a corporation tax boom
Sam Sholli, February 13 2026
Direct Tax
Merger international
Perkins Coie and Ashurst merger to forge $2.7bn law firm
The new outfit, Ashurst Perkins Coie, will bring together around 3,000 lawyers across 23 countries
Noemi Distefano, November 17 2025
Rankings analysis
2026 ITR rankings release APAC EMEA
World Tax Rankings 2026: DLA Piper, Deloitte dominate EMEA promotions
As World Tax unveils its much-anticipated rankings for 2026, we focus on EMEA’s top performers in the first of three regional analyses
Tom Baker, October 20 2025
Direct Tax
OECD
This week in tax: OECD aiming for US side-by-side pillar two agreement this year
The controversial deal would ‘preserve the gains achieved under pillar two’, the OECD said; in other news, HMRC outlined its approach to dealing with ‘harmful’ tax advisers
Sam Sholli, October 17 2025
Direct Tax
Luxembourg tax
Attracting talents: Luxembourg's new impatriate tax regime
The new framework simplifies the process of relocating eligible employees to Luxembourg and offers a ‘clear and streamlined benefit’, says Alexandra Clouté of Ashurst
Alexandra Clouté, June 18 2025
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