Sidley News and Activities

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Sidley is a law firm that provides legal advice, transactions support, and dispute services. It serves businesses, financial institutions, government bodies, and private clients across many industries and markets.

Sidley products and services overview:

  • Corporate law
  • Litigation services
  • Tax advisory
  • Capital markets
  • Investment funds
  • Intellectual property

Revenue: ~$4 billion

Employees: 5,000

Headquarters: Chicago, United States (USA)


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Executives

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Popular executive movements at Sidley
  • Megan Seeger, Human Resources Manager, has left the company  (posted on January 28 2026).
  • Alexandra Calabro has joined the company as Managing Associate, Energy  (posted on December 4 2025).

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Sidley has 720 competitors including Kirkland & Ellis (United States (USA)), Littler (United States (USA)) and Harvey (United States (USA)).

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