Atty. Mayer Simcha Klein

Atty. Mayer Simcha Klein

Mayer Simcha Klein is a lawyer practicing business litigation, corporate law, transportation and 2 other areas of law. Mayer received a B.T. degree from Ner Israel Rabbinical College in 1979, and has been licensed for 44 years.

Clayton Clayton 44 yrs experience 44 year
Call (314) 314-6044 Book Appointment

Business Litigation & More Attorney · Serving Clayton, MO · 44+ Years Experience

Profile Summary

About Mayer Simcha Klein at a Glance

Mayer Simcha Klein is a Member based in Clayton, Missouri, practicing at Frankel, Rubin, Bond, Dubin, Siegel & Klein, P.C.. They have 44+ years of legal experience, licensed to practice since 1982. Their practice focuses on business, litigation, and appellate. Admitted to practice in Missouri (1982), U.S. District Court, Eastern District of Missouri (1983), U.S. Court of Appeals, Eighth Circuit (1984), and U.S. District Court, Western District of Missouri (2002). Educated at Washington University (J.D., 1982) and Ner Israel Rabbinical College (B.T., 1979). Recognitions include AV Preeminent. Active member of Bar Association of Metropolitan St and Louis The Missouri Bar. Serves clients in Clayton, MO and the surrounding metropolitan area.

Verified attorney profile · Updated October 2026

About Mayer Simcha Klein

  • Mayer Simcha Klein is a lawyer practicing business litigation, corporate law, transportation and 2 other areas of law
  • Mayer received a B.T. degree from Ner Israel Rabbinical College in 1979, and has been licensed for 44 years
  • Mayer practices at Frankel, Rubin, Bond, Dubin, Siegel & Klein, P.C. in Clayton, MO

Practice Areas Explained

Mayer Simcha Klein's Areas of Legal Practice

Each practice area below reflects the types of cases Mayer Simcha Klein handles, with a practical overview of what that area of law involves and how it may apply to your situation in Clayton.

Business & Corporate Law in Clayton

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

Mayer Simcha Klein is one of 497,491 business attorneys indexed nationally. Browse business attorneys in Missouri →

Civil Litigation in Clayton

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

Mayer Simcha Klein is one of 450,750 litigation attorneys indexed nationally. Browse litigation attorneys in Missouri →

Appellate Practice in Clayton

Appellate attorneys for civil and criminal appeals at state and federal court.

Mayer Simcha Klein is one of 85,572 appellate attorneys indexed nationally. Browse appellate attorneys in Missouri →

Jurisdictional Context

Why Local Counsel Matters in Clayton

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 Clayton 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 venue, 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.

Clayton Courts and Legal Process

Choosing a Clayton-based attorney means your counsel already knows the local docketing timelines, preferred filing formats, and how individual judges typically rule on procedural motions — details that only come from practicing in this jurisdiction day after day. That local familiarity can translate to better strategy, faster filings, and fewer costly surprises.

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

Frequently Asked

Common Questions About Mayer Simcha Klein

Where is Mayer Simcha Klein's law office located?
Mayer Simcha Klein's law practice is located in Clayton, Missouri. The firm is Frankel, Rubin, Bond, Dubin, Siegel & Klein, P.C.. You can contact the office directly through this profile page.
What practice areas does Mayer Simcha Klein handle?
Mayer Simcha Klein focuses on business, litigation, appellate. Each practice area listed reflects experience handling cases of that type in Missouri.
How long has Mayer Simcha Klein practiced law?
Mayer Simcha Klein has 44+ years of legal experience and has been licensed since 1982.
Where did Mayer Simcha Klein go to law school?
Mayer Simcha Klein earned their education at (J.D., 1982); (B.T., 1979).
How can I contact Mayer Simcha Klein for a consultation?
You can contact Mayer Simcha Klein 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 Mayer Simcha Klein received?
Mayer Simcha Klein's notable recognition includes: AV Preeminent.

Professional Profile

Why Clients in Clayton Choose Mayer Simcha Klein

Selecting an attorney is one of the most consequential decisions you can make when a legal matter arises. Below are the core qualities that distinguish Mayer Simcha Klein's practice in the field of business, litigation, and appellate.

Decade-Tested Legal Experience

Mayer Simcha Klein brings 44+ years of hands-on legal practice — enough to have navigated the recurring fact patterns, procedural traps, and negotiation dynamics that shape case outcomes.

Multi-State Bar Admission

Licensed in Missouri, U.S. District Court, Eastern District of Missouri, and U.S. Court of Appeals, Eighth Circuit, Mayer Simcha Klein can represent clients in cases that span state lines or require counsel in multiple jurisdictions.

Broad Practice Area Coverage

Covering business, litigation, and appellate, Mayer Simcha Klein can address the full spectrum of a client's legal needs without requiring referrals to separate specialists for each issue.

Local Presence in Clayton

A Clayton-based practice means Mayer Simcha Klein attends hearings in the same courthouses, knows the local clerks, and understands the unwritten scheduling norms that affect every case filed here.

Case Types

Common Legal Issues Mayer Simcha Klein Handles in Clayton

Below is a representative sample of the types of matters Mayer Simcha Klein has experience with under Missouri law. If your situation involves one of these case categories, this attorney may be well positioned to help you understand your options.

Business formation and structure
Business
Contract drafting and review
Business
Partnership disputes
Business
Merger and acquisition support
Business

This list is illustrative, not exhaustive. Contact Mayer Simcha Klein directly to discuss the specifics of your situation.

Search Reference

How People Find Mayer Simcha Klein Online

Prospective clients searching for legal help in Clayton commonly use a combination of the attorney's name and their specific legal need. The following search terms frequently lead people to this profile and to attorneys like Mayer Simcha Klein.

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If any of the above matches what you searched for, you've found the right profile. Use the contact options at the top of this page to get in touch with Mayer Simcha Klein directly.

Mayer Simcha Klein's Practice Areas & Specializations

Education & Law School Background

J.D.
Washington University
- 1982
B.T.
Ner Israel Rabbinical College
- 1979

Awards & Professional Honors

AV Preeminent

Bar Admissions & Licensed Jurisdictions

Missouri
Admitted: 1982
U.S. District Court, Eastern District of Missouri
Admitted: 1983
U.S. Court of Appeals, Eighth Circuit
Admitted: 1984
U.S. District Court, Western District of Missouri
Admitted: 2002
Arkansas Illinois
Admitted: 2017
New York
Admitted: 2021

Client Reviews & Ratings — Mayer Simcha Klein

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