The 12 closest competitors and alternatives to Sidley Austin among legal companies — ranked by similarity to what Sidley Austin actually does, not by market-cap band.
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Sidley Austin LLP is a global law firm with offices in major U.S. cities like Chicago and Washington, D.C. The firm serves clients in various legal aspects and was the first Chicago law firm to 'adopt' a public school in 1984.
Sidley Austin is a legal company headquartered in United States, founded in 1866. Xcout recorded 4 job postings from Sidley Austin in the last 90 days.
Xcout recorded 4 job postings from Sidley Austin in the last 90 days, from a hiring record Xcout has kept since July 2026.
The weekly hiring trend, the roles and locations behind it — see Sidley Austin's hiring signals →
Ranked by semantic similarity — how close each company is to Sidley Austin by what it does, using Xcout's live company graph. Click any company for its full profile, or its competitor set.
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Mayer Brown is a leading international law firm positioned to represent the world's major corporations, funds, and financial institutions. It has a significant presence in Chicago, United States, among its global locations.
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Mayer Brown is a global white-shoe law firm, founded in Chicago, Illinois, United States. It has offices in 22 cities in 10 countries throughout the Americas, Asia, Europe, and the Middle East, with its largest offices being in Chicago, Washington, D.C., New York City, and London.
Legal Services
Squire Patton Boggs is a full-service global law firm that operates at the leading edges of law, business, and policy. The firm has offices in various locations, including Washington D.C.
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Jones Day is a global law firm with offices in major cities worldwide, including Washington D.C. and New York, United States. The firm provides legal services from deals to disputes for leading banks, private equity firms, and global blue-chip companies.
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Willkie Farr & Gallagher LLP is a law firm with offices in various global locations, including New York and Chicago in the United States, and Brussels.
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Winston & Strawn LLP is a global law firm with nearly 1,000 attorneys across the United States, South America, and Europe. The firm, which has roots in 19th-century Chicago, is headquartered in Chicago, Illinois.
Legal Services
Locke Lord LLP is a law practice firm headquartered in Chicago, Illinois, United States. The firm has offices and provides legal services.
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Kelley Drye & Warren LLP is a law firm headquartered in New York, United States. The firm provides experienced legal counsel in business, regulatory, and litigation matters, and also has an office in Chicago.
Similar legal company
Hogan Lovells is a leading global law firm that provides exceptional legal services, particularly in highly regulated sectors. The firm has offices in various locations, including Washington, D.C. and New York in the United States.
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Schiff Hardin LLP is a law practice headquartered in Chicago, Illinois. The firm opened offices in Washington, D.C. in 1977 and New York City in 1991, and employs between 501 and 1,000 people.
Similar legal company
Jenner & Block LLP is a premier international law firm founded in Chicago in 1914, which remains its largest office. With over 500 lawyers across the United States and United Kingdom, the firm specializes in litigation, corporate transactions, crisis management, and public policy.
Legal Services
Venable LLP is a law firm with multiple offices in the United States, including Washington, D.C., New York, and Baltimore. The firm serves businesses, organizations, and individuals as trusted advisors in various legal aspects.
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