William Arnault

William Arnault

Litigation - Bankruptcy
Recognized in Best Attorney USA since 2023

About William

William Arnault: Litigation Partner in Bankruptcy and Complex Commercial Cases

Bill Arnault is a litigation partner at Kirkland & Ellis LLP's Chicago office, where he focuses his practice on restructuring matters.

Practice Areas

  • Litigation - Bankruptcy
  • Litigation - Complex Commercial Cases (including Contract, Energy, Fiduciary Duty, Fraudulent Transfer, Bankruptcy, and Employment Cases)

Education & Credentials

  • Universities: Cornell University, Boston College
  • Education: Obtained his Juris Doctor (J.D.) from Boston College Law School in 2010. He also holds a Bachelor of Arts degree from Cornell University.
  • Bar Admissions: Admitted to practice law in the State of Illinois, United States
  • Awards: Recognized: Litigation - Bankruptcy (in Best Attorney USA since 2023)
  • Firms: Bill Arnault previously worked as a litigation partner at Kirkland & Ellis LLP in Chicago. He has also served as a counsel for other law firms in various matters.
  • Affiliations: Member of the Illinois State Bar Association and American Law Institute
  • Languages: Fluent in English, proficiency in Spanish.
  • Recognized Since: Recognized in Best Attorney USA since 2023
  • Location: Bill Arnault practices law in Chicago, Illinois, United States.

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Reviews

4.6 / 5

37 Reviews

1,065 Profile Views

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Ada Bartell

Jan 29, 2026

A very good experience overall with the entire team at William Arnault's legal practice

I've worked with a few lawyers in Chicago over the years, but William Arnault stands out for their honesty and thoroughness. They were clear about the process and kept me updated at all times. I felt...

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Herman Runolfsdottir

Jan 29, 2026

Exactly what I needed after my legal issue in Chicago - William Arnault was a lifesaver

After my incident in Chicago, I was bombarded with calls and paperwork I didn't understand. I reached out to William Arnault for help with my Litigation - Bankruptcy law claim and it was the best deci...