Atty. William Gust Dickett

Atty. William Gust Dickett

William Gust Dickett is a lawyer practicing environmental, contaminated sites and natural resource damages, environmental aspects of transactions and sec disclosure and 4 other areas of law. William received a B.S. degree from University of Illinois in 1986, and has been licensed for 37 years.

Chicago Chicago 37 yrs experience 37 year
Call (779) 341-2147 Book Appointment

Profile Summary

About William Gust Dickett at a glance

William Gust Dickett is a Partner based in Chicago, Illinois, practicing at Sidley Austin LLP. They have 37+ years of legal experience, licensed to practice since 1989. Their practice focuses on class action, litigation, environmental, and energy. Admitted to practice in Illinois (1989) and U.S. District Court, Northern District of Illinois (1989). Educated at Northwestern University School of Law (J.D., 1989) and University of Illinois (B.S., 1986). Recognitions include BV Distinguished. Serands clients in Chicago, IL and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • William Gust Dickett is a lawyer practicing environmental, contaminated sites and natural resource damages, environmental aspects of transactions and sec disclosure and 4 other areas of law
  • William received a B.S. degree from University of Illinois in 1986, and has been licensed for 37 years
  • William practices at Sidley Austin LLP in Chicago, IL

Practice Areas Explained

William Gust Dickett's Areas of Practice

Each practice area below reflects the types of cases William Gust Dickett handles, with a brief overview of what that area of law covers.

Class Action

William Gust Dickett is one of 26,424 class action attorneys indexed nationally. Browse class action attorneys in Illinois →

Civil Litigation

Civil litigation attorneys for breach of contract, business disputes, civil rights, and class action lawsuits.

William Gust Dickett is one of 454,532 litigation attorneys indexed nationally. Browse litigation attorneys in Illinois →

Environmental Law

Environmental attorneys for regulatory compliance, contamination, land use, and natural resource law.

William Gust Dickett is one of 56,434 environmental attorneys indexed nationally. Browse environmental attorneys in Illinois →

Energy & Utilities Law

Energy attorneys for oil & gas, renewables, utility regulation, and energy sector transactions.

William Gust Dickett is one of 36,230 energy attorneys indexed nationally. Browse energy attorneys in Illinois →

Jurisdictional Context

Why local counsel matters in Illinois

Practicing law in Illinois. Legal matters in Illinois are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Chicago are typically filed in the local municipal court or the appropriate Illinois state district court, depending on subject matter and amount in controversy. An attorney licensed in Illinois brings working knowledge of local procedural deadlines, judicial practices in this andnue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in Illinois courts without local counsel or pro hac vice admission.

Looking for additional Illinois attorneys? Browse all attorneys in Chicago or all attorneys in Illinois.

Frequently Asked

Common questions about William Gust Dickett

Where is William Gust Dickett's law office located?
William Gust Dickett's law practice is located in Chicago, Illinois. The firm is Sidley Austin LLP. You can contact the office directly through this profile page.
What practice areas does William Gust Dickett handle?
William Gust Dickett focuses on class action, litigation, environmental, energy. Each practice area listed reflects experience handling cases of that type in Illinois.
How long has William Gust Dickett practiced law?
William Gust Dickett has 37+ years of legal experience and has been licensed since 1989.
Where did William Gust Dickett go to law school?
William Gust Dickett earned their education at (J.D., 1989); (B.S., 1986).
How can I contact William Gust Dickett for a consultation?
You can contact William Gust Dickett directly through this profile page. Click "Ask the Attorney" to submit a question, or "Schedule a Consultation" to book a meeting. Most claimed-profile attorneys respond within one business day.
What awards or recognition has William Gust Dickett received?
William Gust Dickett's notable recognition includes: BV Distinguished.

Education

J.D.
Northwestern University School of Law
- 1989
B.S.
University of Illinois
- 1986

Awards

BV Distinguished

Bar Admissions

Illinois
Admitted: 1989
U.S. District Court, Northern District of Illinois
Admitted: 1989

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