Atty. Catherine Brynn Diggins

Atty. Catherine Brynn Diggins

Catherine Brynn Diggins is a lawyer practicing antitrust & trade law, litigation, commercial. Catherine has been licensed for 18 years.

Chicago Chicago 18 yrs experience 18 year
Call (224) 452-6828 Book Appointment

Profile Summary

About Catherine Brynn Diggins at a glance

Catherine Brynn Diggins is a business and litigation attorney based in Chicago, Illinois. They have 18+ years of legal experience, licensed to practice since 2008. Admitted to practice in Illinois (2008). Educated at DePaul University College of Law JD - Juris Doctor (—). Serands clients in Chicago, IL and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Catherine Brynn Diggins is a lawyer practicing antitrust & trade law, litigation, commercial
  • Catherine has been licensed for 18 years
  • Catherine practices in Chicago, IL

Practice Areas Explained

Catherine Brynn Diggins's Areas of Practice

Each practice area below reflects the types of cases Catherine Brynn Diggins handles, with a brief overview of what that area of law covers.

Business & Corporate Law

Business attorneys advise founders and growing companies on entity formation, contracts, financing, M&A, and dispute resolution.

Catherine Brynn Diggins is one of 501,317 business attorneys indexed nationally. Browse business attorneys in Illinois →

Civil Litigation

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

Catherine Brynn Diggins is one of 454,532 litigation attorneys indexed nationally. Browse litigation 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 Catherine Brynn Diggins

Where is Catherine Brynn Diggins's law office located?
Catherine Brynn Diggins's law practice is located in Chicago, Illinois. You can contact the office directly through this profile page.
What practice areas does Catherine Brynn Diggins handle?
Catherine Brynn Diggins focuses on business, litigation. Each practice area listed reflects experience handling cases of that type in Illinois.
How long has Catherine Brynn Diggins practiced law?
Catherine Brynn Diggins has 18+ years of legal experience and has been licensed since 2008.
Where did Catherine Brynn Diggins go to law school?
Catherine Brynn Diggins earned their education at (—).
How can I contact Catherine Brynn Diggins for a consultation?
You can contact Catherine Brynn Diggins 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.

Education

DePaul University College of Law JD - Juris Doctor
- In Progress

Bar Admissions

Illinois
Admitted: 2008

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