Atty. Mark J. McGuire

Atty. Mark J. McGuire

Mark J. McGuire is a lawyer practicing administrative law, antitrust and trade regulation, business acquisitions and 6 other areas of law.

Elmhurst Elmhurst 45 yrs experience 45 year
Call (872) 336-0851 Book Appointment

Profile Summary

About Mark J. McGuire at a glance

Mark J. McGuire is a MC Squared Energy Services, LLC based in Elmhurst, Illinois. They have 45+ years of legal experience, licensed to practice since 1981. Their practice focuses on business, m&a, government, and energy. Admitted to practice in Michigan (1981), Illinois (1985), and District of Columbia (1993). Educated at St. Louis University (J.D., 1980) and Southern Connecticut State College (B.A., 1974). Recognitions include AV Preeminent. Serands clients in Elmhurst, IL and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Mark J. McGuire is a lawyer practicing administrative law, antitrust and trade regulation, business acquisitions and 6 other areas of law
  • Mark J. received a B.A. degree from Southern Connecticut State College in 1974, and has been licensed for 45 years
  • Mark J. practices in Elmhurst, IL

Practice Areas Explained

Mark J. McGuire's Areas of Practice

Each practice area below reflects the types of cases Mark J. McGuire 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.

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

Mergers & Acquisitions

Mark J. McGuire is one of 49,731 m&a attorneys indexed nationally. Browse m&a attorneys in Illinois →

Government & Administrative Law

Attorneys for administrative law, agency hearings, government contracts, licensing, and public benefits.

Mark J. McGuire is one of 132,225 government attorneys indexed nationally. Browse government attorneys in Illinois →

Energy & Utilities Law

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

Mark J. McGuire 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 Elmhurst 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 Elmhurst or all attorneys in Illinois.

Frequently Asked

Common questions about Mark J. McGuire

Where is Mark J. McGuire's law office located?
Mark J. McGuire's law practice is located in Elmhurst, Illinois. You can contact the office directly through this profile page.
What practice areas does Mark J. McGuire handle?
Mark J. McGuire focuses on business, m&a, government, energy. Each practice area listed reflects experience handling cases of that type in Illinois.
How long has Mark J. McGuire practiced law?
Mark J. McGuire has 45+ years of legal experience and has been licensed since 1981.
Where did Mark J. McGuire go to law school?
Mark J. McGuire earned their education at (J.D., 1980); (B.A., 1974).
How can I contact Mark J. McGuire for a consultation?
You can contact Mark J. McGuire 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 Mark J. McGuire received?
Mark J. McGuire's notable recognition includes: AV Preeminent.

Education

J.D.
St. Louis University
- 1980
B.A.
Southern Connecticut State College
- 1974

Awards

AV Preeminent

Bar Admissions

Michigan
Admitted: 1981
Illinois
Admitted: 1985
District of Columbia
Admitted: 1993

Reviews

5.0
1 Review
5 0
4 0
3 0
2 0
1 0
These reviews belong to platform users; they do not constitute advertisement or promotion for the attorney. Opinions are published for informational purposes only.

No reviews yet.