Atty. Mark Gundlach McLean

Atty. Mark Gundlach McLean

Mark Gundlach McLean is a lawyer practicing mergers & acquisitions, construction & development, corporate law and 4 other areas of law. Mark received a B.S. degree from Miami University at Ohio in 1984, and has been licensed for 35 years.

Chesterfield Chesterfield 35 yrs experience 35 year
Call (314) 860-1556 Book Appointment

Profile Summary

About Mark Gundlach McLean at a glance

Mark Gundlach McLean is a Partner based in Chesterfield, Missouri, practicing at McCarthy Leonard & Kaemmerer. They have 35+ years of legal experience, licensed to practice since 1991. Their practice focuses on estate planning, business, real estate, tax, and m&a. Admitted to practice in Missouri (1991) and Illinois U.S. District Court, Eastern District of Missouri U.S. District Court, Western District of (2001). Educated at St. Louis University (J.D., 1991) and Miami University at Ohio (B.S. Business, 1984). Recognitions include BV Distinguished. Active member of The Missouri Bar Illinois State Bar Association American Association of Attorneys-Certified Public Accountants. Serands clients in Chesterfield, MO and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Mark Gundlach McLean is a lawyer practicing mergers & acquisitions, construction & development, corporate law and 4 other areas of law
  • Mark received a B.S. degree from Miami University at Ohio in 1984, and has been licensed for 35 years
  • Mark practices at McCarthy Leonard & Kaemmerer in Chesterfield, MO

Practice Areas Explained

Mark Gundlach McLean's Areas of Practice

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

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 Gundlach McLean is one of 226,536 estate planning attorneys indexed nationally. Browse estate planning attorneys in Missouri →

Business & Corporate Law

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

Mark Gundlach McLean is one of 501,317 business attorneys indexed nationally. Browse business attorneys in Missouri →

Real Estate Law

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

Mark Gundlach McLean is one of 316,149 real estate attorneys indexed nationally. Browse real estate attorneys in Missouri →

Tax Law

Tax attorneys handle IRS audits, tax debt, international tax, estate planning, and tax court litigation.

Mark Gundlach McLean is one of 85,302 tax attorneys indexed nationally. Browse tax attorneys in Missouri →

Mergers & Acquisitions

Mark Gundlach McLean is one of 49,731 m&a attorneys indexed nationally. Browse m&a attorneys in Missouri →

Jurisdictional Context

Why local counsel matters in Missouri

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

Looking for additional Missouri attorneys? Browse all attorneys in Chesterfield or all attorneys in Missouri.

Frequently Asked

Common questions about Mark Gundlach McLean

Where is Mark Gundlach McLean's law office located?
Mark Gundlach McLean's law practice is located in Chesterfield, Missouri. The firm is McCarthy Leonard & Kaemmerer. You can contact the office directly through this profile page.
What practice areas does Mark Gundlach McLean handle?
Mark Gundlach McLean focuses on estate planning, business, real estate, tax, m&a. Each practice area listed reflects experience handling cases of that type in Missouri.
How long has Mark Gundlach McLean practiced law?
Mark Gundlach McLean has 35+ years of legal experience and has been licensed since 1991.
Where did Mark Gundlach McLean go to law school?
Mark Gundlach McLean earned their education at (J.D., 1991); (B.S. Business, 1984).
How can I contact Mark Gundlach McLean for a consultation?
You can contact Mark Gundlach McLean 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 Gundlach McLean received?
Mark Gundlach McLean's notable recognition includes: BV Distinguished.

Education

J.D.
St. Louis University
- 1991
B.S. Business
Miami University at Ohio
- 1984

Awards

BV Distinguished

Bar Admissions

Missouri
Admitted: 1991
Illinois U.S. District Court, Eastern District of Missouri U.S. District Court, Western District of
Admitted: 2001

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