Atty. Mark Gerard Cook

Atty. Mark Gerard Cook

Mark Gerard Cook is a lawyer practicing criminal law, real estate law, estates law and 1 other area of law. Mark received a B.S. degree from Northern Illinois University in 1982, and has been licensed for 40 years.

Algonquin Algonquin 40 yrs experience 40 year
Call (779) 265-4399 Book Appointment

Profile Summary

About Mark Gerard Cook at a glance

Mark Gerard Cook is a McHenry County Pub. Def. based in Algonquin, Illinois. They have 40+ years of legal experience, licensed to practice since 1986. Their practice focuses on criminal defense, estate planning, and real estate. Admitted to practice in Illinois (1986). Educated at John Marshall Law School (J.D., 1986) and Northern Illinois University (B.S., 1982). Serands clients in Algonquin, IL and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Mark Gerard Cook is a lawyer practicing criminal law, real estate law, estates law and 1 other area of law
  • Mark received a B.S. degree from Northern Illinois University in 1982, and has been licensed for 40 years
  • Mark practices in Algonquin, IL

Practice Areas Explained

Mark Gerard Cook's Areas of Practice

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

Criminal Defense

A criminal defense attorney protects your rights from arrest through trial. Find experienced lawyers handling DUI, drug, federal, theft, and violent-crime charges.

Mark Gerard Cook is one of 214,270 criminal defense attorneys indexed nationally. Browse criminal defense attorneys in Illinois →

Estate Planning & Probate

An estate planning attorney prepares wills, trusts, powers of attorney, and healthcare directives to protect your family and pass on your assets.

Mark Gerard Cook is one of 226,537 estate planning attorneys indexed nationally. Browse estate planning attorneys in Illinois →

Real Estate Law

Real estate attorneys handle home purchases, sales, commercial transactions, title disputes, and landlord-tenant matters.

Mark Gerard Cook is one of 316,149 real estate attorneys indexed nationally. Browse real estate 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 Algonquin 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 Algonquin or all attorneys in Illinois.

Frequently Asked

Common questions about Mark Gerard Cook

Where is Mark Gerard Cook's law office located?
Mark Gerard Cook's law practice is located in Algonquin, Illinois. You can contact the office directly through this profile page.
What practice areas does Mark Gerard Cook handle?
Mark Gerard Cook focuses on criminal defense, estate planning, real estate. Each practice area listed reflects experience handling cases of that type in Illinois.
How long has Mark Gerard Cook practiced law?
Mark Gerard Cook has 40+ years of legal experience and has been licensed since 1986.
Where did Mark Gerard Cook go to law school?
Mark Gerard Cook earned their education at (J.D., 1986); (B.S., 1982).
How can I contact Mark Gerard Cook for a consultation?
You can contact Mark Gerard Cook 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

J.D.
John Marshall Law School
- 1986
B.S.
Northern Illinois University
- 1982

Bar Admissions

Illinois
Admitted: 1986

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