Firm Profile

Sidley Austin LLP

UK Guide 2025

Ranked departments
Ranked lawyers
UK

Sidley Austin LLP

Sidley Austin LLP

Contact number

+1 312 853 7000

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About

Provided by Sidley Austin LLP
UK

Chair of Executive Committee: Michael J. Schmidtberger

Chair of Management Committee: Yvette Ostolaza

London Managing Partner: Thomas Thesing

Number of partners worldwide: Over 650

Number of lawyers worldwide: 2,300

Sidley is an elite global law firm with US$3.1 billion in revenue powered by lawyers who practice at the highest level of the profession. Backed by 158 years of experience, we deliver superior service to a high-caliber group of market-leading clients worldwide, while placing a premium on collaboration and diversity.

Our firm boasts a roster of 2,300 lawyers who wield deep experience in litigation, transactional, and regulatory matters spanning over 50 legal disciplines and industries.

With 22 offices, including our new Miami office, situated in major commercial and financial capitals around the world, our lawyers possess the cultural awareness and legal acumen needed to advise clients in today’s global economy. Follow Sidley on Twitter@SidleyLaw.

PRINCIPAL AREAS OF WORK  

  • Banking & Financial Services Regulatory
  • Capital Markets
  • Competition/Antitrust
  • Dispute Resolution
  • Finance
  • Insurance
  • Investment Funds
  • Life Sciences
  • M&A & Private Equity
  • Privacy & Cybersecurity
  • Restructuring
  • Tax

Sidley and Sidley Austin refers to Sidley Austin LLP and affiliated partnerships as explained at www.sidley.com/disclaimer.

Ranked Offices

Provided by Sidley Austin LLP

USA - Head office
UK

Contributions

Latest contributions provided by Sidley Austin LLP

Global Practice Guide
Elyssa Kutner
Carys Golesworthy
Ted Murphy
Authored by
Elyssa Kutner, Carys Golesworthy, Ted Murphy
Article • Dec 2024
Global Practice Guide
Jen Fernandez
Todd Friedbacher
Sven De Knop
Andrew Shoyer
Authored by
Jen Fernandez, Todd Friedbacher, Sven De Knop, Andrew Shoyer
Article • Dec 2024
Global Practice Guide
Elizabeth Shea Fries
Authored by
Elizabeth Shea Fries
Article • Sep 2024

All contributions provided by Sidley Austin LLP

Sort by - Most recent
Title and authorsContent typePublication dateMedia type
Shareholders' Rights & Shareholder Activism 2024 | USA | Law and Practice
Authored by: Kai Liekefett, Evan Grosch, Ram Sachs, Derek Zaba
Global Practice Guide Sep 2024 Article
Private Equity 2024 | USA – California | Trends and Developments
Authored by: Vijay Sekhon, Kelly Dybala, Nicholas Schwartz, Mehdi Khodadad
Global Practice Guide Aug 2024 Article
Cybersecurity 2024 | UK | Trends and Developments
Authored by: Denise Kara, Eleanor Dodding, William Long, Francesca Blythe
Global Practice Guide Mar 2024 Article
Cybersecurity 2024 | UK | Law and Practice
Authored by: Eleanor Dodding, Denise Kara, William Long, Francesca Blythe
Global Practice Guide Mar 2024 Article
Cybersecurity 2024 | Introduction
Authored by: Alan Charles Raul
Global Practice Guide Mar 2024 Article
Data Protection & Privacy 2024 | Introduction
Authored by: Alan Charles Raul
Global Practice Guide Feb 2024 Article

Sidley Austin LLP rankings

UK Guide 2025
Filter by
Band
London (Firms)
Banking & Finance: Big-Ticket
3 Ranked Lawyers
Lawyers
Jayanthi Sadanandan
1
Jayanthi Sadanandan
1
Band 1
Sam Hamilton
2
Sam Hamilton
2
Band 2
Fergus O'Domhnaill
U
Fergus O'Domhnaill
U
Up and Coming
Banking & Finance: Mid-Market
2 Ranked Lawyers
Lawyers
Bryan Robson
4
Bryan Robson
4
Band 4
James Crooks
4
James Crooks
4
Band 4
Banking & Finance: Sponsors
1 Department
Department
Banking & Finance: Sponsors
3
Banking & Finance: Sponsors
3
Band 3
Competition Law
1 Department
2 Ranked Lawyers
Department
Competition Law
6
Competition Law
6
Band 6
Lawyers
Patrick Harrison
5
Patrick Harrison
5
Band 5
Vincent P Brophy
5
Vincent P Brophy
5
Band 5
Corporate Crime & Investigations
1 Ranked Lawyer
Lawyers
Sara George
3
Sara George
3
Band 3
Corporate/M&A: £100-800 million
1 Department
1 Ranked Lawyer
Department
Corporate/M&A: £100-800 million
4
Corporate/M&A: £100-800 million
4
Band 4
Lawyers
Thomas Thesing
E
Thomas Thesing
E
Eminent Practitioners
Financial Crime: Individuals
1 Ranked Lawyer
Lawyers
Sara George
2
Sara George
2
Band 2
Information Technology & Outsourcing
1 Ranked Lawyer
Lawyers
Clive Gringras
2
Clive Gringras
2
Band 2
IT & Outsourcing: Disputes Specialists
1 Ranked Lawyer
Lawyers
Clive Gringras
Clive Gringras
Spotlight
Restructuring/Insolvency
1 Department
1 Ranked Lawyer
Department
Restructuring/Insolvency
3
Restructuring/Insolvency
3
Band 3
Lawyers
Mark Knight
4
Mark Knight
4
Band 4
Tax
1 Department
2 Ranked Lawyers
Department
Tax
6
Tax
6
Band 6
Lawyers
Oliver Currall
4
Oliver Currall
4
Band 4
Jason Menzies
U
Jason Menzies
U
Up and Coming
20 of 48 results