Sidley Austin LLP

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Sidley Austin LLP
1501 K Street NW
District of Columbia
+1 202 736 8000
+1 202 736 8711

Chairman of executive committee: Carter G Phillips

Chairman of the management committee: Larry A Barden

Number of partners worldwide: 705

Number of lawyers worldwide: 1,915

Offices: Beijing; Boston; Brussels; Century City; Chicago; Dallas; Geneva; Hong Kong; Houston; London; Los Angeles; New York; Palo Alto; San Francisco; Shanghai; Singapore; Sydney; Tokyo; and Washington, DC.

Sidley is a global law firm committed to providing excellent client service, fostering a culture of cooperation and mutual respect, and creating opportunities for lawyers of all backgrounds. With over 1,900 lawyers in 19 offices around the world, talent and teamwork are central to Sidley’s successful results for clients in all types of legal matters, from complex transactions to “bet the company” litigation and cutting-edge regulatory issues. Sidley values the recognition it has received in response to its leadership in its wide cross-section of legal services around the globe. These accolades, which come from professional peers, publications and industry journals and clients in numerous industries, include the following:

  • Received the most first-tier national rankings in the 2016 US News – Best Lawyers “Best Law Firms” survey for the sixth year running – that’s every year since the survey began. Also named Law Firm of the Year in litigation – regulatory enforcement (SEC, telecoms, energy) and private funds/hedge funds law
  • One of only three firms to earn a place on the BTI Client Service 30 for 15 consecutive years and named the number seven law firm for overall client service in 2016
  • Consistently ranked among the top global capital markets firms in the Thomson Reuters league tables
  • Won California Firm of the Year Award at the 2016 Benchmark Litigation Awards
  • Named as one of the top 25 national corporate law firms in Corporate Board Member magazine’s 2015 survey of corporate directors and general counsel
  • Winner of the 2016 Who’s Who Legal Award for US Law Firm of the Year (won every year for the past six years), and Trade and Customs Law Firm of the Year (won every year since the award began in 2005)
  • Named Product Liability Firm of the Year, Regulatory Firm of the Year and Intellectual Property Firm of the Year in the 2015 edition of LMG Life Sciences
  • Named by the National Law Journal as the Chicago Litigation Department of the Year (2016) in the white-collar defence category
  • Named to the National Law Journal’s 2015 Appellate Hot List for the eighth year in a row
  • Named as Law360’s Practice Groups of the Year (2015) in energy, environmental, health and life sciences
  • Named as one of the top Illinois law firms leading the way to LGBT workplace equality in Equality Illinois’ 2015 law firm survey
  • Received the Gold Standard Certification from the Women in Law Empowerment Forum in 2015

Main areas of practice

  • Accountants and professional liability
  • Antitrust/competition
  • Banking and financial services
  • Communications regulatory
  • Complex commercial litigation
  • Consumer class actions
  • Corporate governance and executive compensation
  • Corporate reorganisation and bankruptcy
  • Emerging companies and venture capital
  • Employee benefits
  • Energy
  • Environmental
  • ERISA litigation
  • Food, drug and medical device compliance and enforcement
  • Food, drug and medical device regulatory
  • Global finance
  • Government strategies
  • Healthcare
  • Insurance
  • Insurance disputes
  • Intellectual property litigation
  • International arbitration (commercial and treaty)
  • International trade
  • Investment funds, advisers and derivatives
  • Labour, employment and immigration
  • M&A
  • Non-profit institutions
  • Privacy, data security and information law
  • Private equity
  • Products liability
  • Project finance and infrastructure
  • Public finance
  • Real estate
  • Securities
  • Securities and derivatives enforcement and regulatory
  • Securities and shareholder litigation
  • Supreme court and appellate
  • Tax
  • Tax controversy
  • Technology and IP transactions
  • Transportation
  • Trusts and estates
  • White-collar: government litigation and investigations

Experts (By Practice Area)

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Business Crime Defence



Corporate Tax







Project Finance

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Legal Offices for Sidley Austin LLP

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Sydney, Australia

Level 10, 7 Macquarie Place

Brussels, Belgium

NEO Building

Beijing, China

Suite 608, Tower C2, Oriental Plaza

London, England

Woolgate Exchange

Munich, Germany

Maximilianstrasse 35

Central, Hong Kong

39/F, Two Int'l Finance Centre

Geneva, Switzerland

Rue du Pré-de-la-Bichette 1

Boston, USA

60 State Street, 34th Floor

Chicago, USA

One South Dearborn

Dallas, USA

717 North Harwood

Houston, USA

1000 Louisiana Street

Los Angeles, USA

555 West Fifth Street

New York, USA

787 Seventh Avenue

Palo Alto, USA

1001 Page Mill Road

Portland, USA

85 Exchange Street

San Francisco, USA

555 California Street

Washington, USA

1501 K Street NW

Wilmington, USA

1201 North Market Street

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87 Lancaster Road, London
W11 1QQ, UK