Insights

Global Market Presence Sidley Austin's extensive international footprint with 21 offices in key financial and commercial hubs worldwide positions it as a prime target for vendors offering cross-border legal technologies, translation services, and compliance solutions tailored to multinational operations.

Technology Adoption The firm's use of advanced tech stacks such as Azure DevOps, Atlassian Jira, and Cisco demonstrates a commitment to technological integration, creating opportunities to provide legal-specific software, cybersecurity solutions, and enterprise cloud services.

Recent Expansion Sidley's ongoing hiring of partners across various practice areas, including energy, transportation, and securities, indicates growth in high-demand sectors, suggesting a need for specialized consulting, market analysis tools, and industry-specific data services.

Financial Strength With annual revenue ranging from one to ten billion dollars, Sidley Austin’s financial robustness makes it a valuable client for premium legal infrastructure solutions, enterprise licensing, and high-end consulting services aimed at supporting its large-scale operations.

Industry Leadership Having a history spanning 160 years and a reputation for elite legal strategies, Sidley Austin is positioned as a leader in the legal sector, creating opportunities for brands that offer innovative legal tech, compliance management, and client engagement platforms.

Similar companies to Sidley Austin

Sidley Austin Tech Stack

Sidley Austin uses 8 technology products and services including Looker, Apache Spark, Tableau, and more. Explore Sidley Austin's tech stack below.

  • Looker
    Analytics
  • Apache Spark
    Big Data Processing
  • Tableau
    Business Intelligence
  • Blackline
    Corporate Performance Management
  • Collibra
    Data Management Platforms
  • DocuSign
    Miscellaneous
  • Windows Server
    Operating Systems
  • WeChat
    Social Media Marketing Software

Media & News

Sidley Austin's Email Address Formats

Sidley Austin uses at least 1 format(s):
Sidley Austin Email FormatsExamplePercentage
FLast@sidley.comJDoe@sidley.com
80%
First.Last@sidley.comJohn.Doe@sidley.com
16%
Last@sidley.comDoe@sidley.com
3%
LFirst@sidley.comDJohn@sidley.com
1%

Frequently Asked Questions

Where is Sidley Austin's headquarters located?

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Sidley Austin's main headquarters is located at Chicago, Illinois 60603 United States. The company has employees across 6 continents, including North AmericaEuropeAsia.

What is Sidley Austin's phone number?

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You can contact Sidley Austin's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is Sidley Austin's official website and social media links?

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Sidley Austin's official website is sidley.com and has social profiles on LinkedIn.

How much revenue does Sidley Austin generate?

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As of May 2026, Sidley Austin's annual revenue is estimated to be $5B.

What is Sidley Austin's SIC code NAICS code?

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Sidley Austin's SIC code is 7389 - Business Services, Not Elsewhere Classified NAICS code is 54111 - Offices of Lawyers.

How many employees does Sidley Austin have currently?

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As of May 2026, Sidley Austin has approximately 5K employees across 6 continents, including North AmericaEuropeAsia. Key team members include Chief Executive Officer: G. S.Chief Inclusion Officer: L. R.Chief Marketing Officer: K. V.. Explore Sidley Austin's employee directory with LeadIQ.

What industry does Sidley Austin belong to?

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Sidley Austin operates in the Law Practice industry.

What technology does Sidley Austin use?

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Sidley Austin's tech stack includes LookerApache SparkTableauBlacklineCollibraDocuSignWindows ServerWeChat.

What is Sidley Austin's email format?

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Sidley Austin's email format typically follows the pattern of FLast@sidley.com. Find more Sidley Austin email formats with LeadIQ.

When was Sidley Austin founded?

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Sidley Austin was founded in 1866.

Sidley Austin

Law PracticeIllinois, United States5001-10000 Employees

Sidley is an elite global law firm. With 2,300 lawyers, annual revenue of US$3.4 billion, and experience that spans 160 years, we have established a reputation using Built to Win® legal strategies in successfully representing clients in more than 70 countries on complex transactional, restructuring, investigation, regulatory, and litigation matters.

With 21 offices strategically situated in key commercial and financial hubs across the world, our perspective and our reach are truly global. Our lawyers and business professionals, fluent in more than 75 languages, possess the cultural awareness and cross-border legal acumen needed to bring clarity to a dynamic business landscape.

Our offices are found in Beijing, Boston, Brussels, Century City, Chicago, Dallas, Geneva, Hong Kong, Houston, London, Los Angeles, Miami, Munich, New York, Palo Alto, San Diego, San Francisco, Singapore, Sydney, Tokyo, and Washington, D.C.

Attorney Advertising. Prior results do not guarantee a similar outcome. Photos may include Sidley alumni or other individuals who are not Sidley lawyers. Photos may be stock photographs.

All service marks herein are registered or used by Sidley Austin Holding LLP worldwide. © 2026 Sidley Austin Holding LLP. All rights reserved.

Section iconCompany Overview

Headquarters
Chicago, Illinois 60603 United States
Phone number
Website
sidley.com
SIC Code
7389 - Business Services, Not Elsewhere Classified
NAICS Code
54111 - Offices of Lawyers
Founded
1866
Employees
5001-10000

Section iconFunding & Financials

  • $1B$10B

    Sidley Austin's revenue is estimated to be in the range of $1B$10B

Section iconFunding & Financials

  • $1B$10B

    Sidley Austin's revenue is estimated to be in the range of $1B$10B

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