Atty. Mark T. Koerner

Atty. Mark T. Koerner

Mark T. Koerner is a lawyer practicing business law, corporate law, criminal and 9 other areas of law.

Lansing Lansing 26 yrs experience 26 year
Call (517) 487-8300 Book Appointment

Profile Summary

About Mark T. Koerner at a glance

Mark T. Koerner is a Shareholder based in Lansing, Michigan, practicing at Foster, Swift, Collins & Smith, P.C.. They have 26+ years of legal experience, licensed to practice since 2000. Their practice focuses on criminal defense, family law, employment, business, and ip. Admitted to practice in Illinois (2000), Michigan (2004), and U.S. District Court, Eastern and Western Districts of Michigan and Northern District of Illinois (2004). Educated at John Marshall Law School (J.D. John, 2000) and Michigan State University (B.A. Political, 1995). Recognitions include BV Distinguished. Active member of Vice President, State Bar of Michigan State Bar of Illinois Ingham County Bar Association Eaton County Bar Association. Serands clients in Lansing, MI and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Mark T. Koerner is a lawyer practicing business law, corporate law, criminal and 9 other areas of law
  • Mark received a B.A. degree from Michigan State University in 1995, and has been licensed for 26 years
  • Mark practices at Foster, Swift, Collins & Smith, P.C. in Lansing, MI

Practice Areas Explained

Mark T. Koerner's Areas of Practice

Each practice area below reflects the types of cases Mark T. Koerner 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 T. Koerner is one of 214,270 criminal defense attorneys indexed nationally. Browse criminal defense attorneys in Michigan →

Family Law

Family law attorneys handle divorce, child custody, child support, adoption, prenups, and protective orders. Find verified family lawyers near you.

Mark T. Koerner is one of 187,066 family law attorneys indexed nationally. Browse family law attorneys in Michigan →

Employment Law

Employment lawyers represent workers in wrongful termination, discrimination, harassment, wage & hour disputes, and severance negotiations.

Mark T. Koerner is one of 169,120 employment attorneys indexed nationally. Browse employment attorneys in Michigan →

Business & Corporate Law

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

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

Intellectual Property

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

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

Jurisdictional Context

Why local counsel matters in Michigan

Practicing law in Michigan. Legal matters in Michigan are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Lansing are typically filed in the local municipal court or the appropriate Michigan state district court, depending on subject matter and amount in controversy. An attorney licensed in Michigan 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 Michigan courts without local counsel or pro hac vice admission.

Looking for additional Michigan attorneys? Browse all attorneys in Lansing or all attorneys in Michigan.

Frequently Asked

Common questions about Mark T. Koerner

Where is Mark T. Koerner's law office located?
Mark T. Koerner's law practice is located in Lansing, Michigan. The firm is Foster, Swift, Collins & Smith, P.C.. You can contact the office directly through this profile page.
What practice areas does Mark T. Koerner handle?
Mark T. Koerner focuses on criminal defense, family law, employment, business, ip. Each practice area listed reflects experience handling cases of that type in Michigan.
How long has Mark T. Koerner practiced law?
Mark T. Koerner has 26+ years of legal experience and has been licensed since 2000.
Where did Mark T. Koerner go to law school?
Mark T. Koerner earned their education at (J.D. John, 2000); (B.A. Political, 1995).
How can I contact Mark T. Koerner for a consultation?
You can contact Mark T. Koerner 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 T. Koerner received?
Mark T. Koerner's notable recognition includes: BV Distinguished.

Education

J.D. John
John Marshall Law School
- 2000
B.A. Political
Michigan State University
- 1995

Awards

BV Distinguished

Bar Admissions

Illinois
Admitted: 2000
Michigan
Admitted: 2004
U.S. District Court, Eastern and Western Districts of Michigan and Northern District of Illinois
Admitted: 2004

Reviews

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