Atty. T. Mark McLaughlin

Atty. T. Mark McLaughlin

T. Mark McLaughlin is a lawyer practicing intellectual property, commercial, corporate / incorporation and 5 other areas of law.

Chicago Chicago 48 yrs experience 48 year
Call (312) 276-8646 Book Appointment

Profile Summary

About T. Mark McLaughlin at a glance

T. Mark McLaughlin is a Partner based in Chicago, Illinois, practicing at Mayer Brown Llp. They have 48+ years of legal experience, licensed to practice since 1978. Their practice focuses on formation, business, ip, litigation, and health care. Admitted to practice in Illinois (1978), US District Court for the Northern District of Illinois (1978), US Court of Appeals for the Seventh Circuit (1982), and US Court of Appeals for the Eleventh Circuit (1982). Educated at University of Notre Dame Law School (J.D., 1978) and University of Notre Dame (B.A., 1975). Recognitions include AV Preeminent. Active member of Activities Board of Directors, American Diabetes Association, Northern Illinois Affiliate, Inc. Serands clients in Chicago, IL and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • T. Mark McLaughlin is a lawyer practicing intellectual property, commercial, corporate / incorporation and 5 other areas of law
  • T. received a B.A. degree from University of Notre Dame in 1975, and has been licensed for 48 years
  • T. practices at Mayer Brown LLP in Chicago, IL

Practice Areas Explained

T. Mark McLaughlin's Areas of Practice

Each practice area below reflects the types of cases T. Mark McLaughlin handles, with a brief overview of what that area of law covers.

Business Formation

T. Mark McLaughlin is one of 35,584 formation attorneys indexed nationally. Browse formation attorneys in Illinois →

Business & Corporate Law

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

T. Mark McLaughlin is one of 501,317 business attorneys indexed nationally. Browse business attorneys in Illinois →

Intellectual Property

IP attorneys protect inventions, brands, and creative work through patent prosecution, trademark registration, copyright, and trade-secret enforcement.

T. Mark McLaughlin is one of 106,079 ip attorneys indexed nationally. Browse ip attorneys in Illinois →

Civil Litigation

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

T. Mark McLaughlin is one of 454,532 litigation attorneys indexed nationally. Browse litigation attorneys in Illinois →

Health Care Law

Health care attorneys for HIPAA, Medicare, Medicaid, regulatory compliance, and medical licensing matters.

T. Mark McLaughlin is one of 66,735 health care attorneys indexed nationally. Browse health care 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 T. Mark McLaughlin

Where is T. Mark McLaughlin's law office located?
T. Mark McLaughlin's law practice is located in Chicago, Illinois. The firm is Mayer Brown Llp. You can contact the office directly through this profile page.
What practice areas does T. Mark McLaughlin handle?
T. Mark McLaughlin focuses on formation, business, ip, litigation, health care. Each practice area listed reflects experience handling cases of that type in Illinois.
How long has T. Mark McLaughlin practiced law?
T. Mark McLaughlin has 48+ years of legal experience and has been licensed since 1978.
Where did T. Mark McLaughlin go to law school?
T. Mark McLaughlin earned their education at (J.D., 1978); (B.A., 1975).
How can I contact T. Mark McLaughlin for a consultation?
You can contact T. Mark McLaughlin 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 T. Mark McLaughlin received?
T. Mark McLaughlin's notable recognition includes: AV Preeminent.

Education

J.D.
University of Notre Dame Law School
- 1978
B.A.
University of Notre Dame
- 1975

Awards

AV Preeminent

Bar Admissions

Illinois
Admitted: 1978
US District Court for the Northern District of Illinois
Admitted: 1978
US Court of Appeals for the Seventh Circuit
Admitted: 1982
US Court of Appeals for the Eleventh Circuit
Admitted: 1982
US District Court for the Eastern District of Wisconsin
Admitted: 1992
US District Court for the Central District of Illinois
Admitted: 1992
US Court of Appeals for the Eighth Circuit
Admitted: 1998
US Court of Appeals for the Tenth Circuit
Admitted: 2004

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