Biography

Mark Sophir has been a lawyer and partner at Armstrong Teasdale for over 30 years.

He has practiced in a broad spectrum of litigation, including major commercial disputes, significant personal injury cases, professional liability, intellectual property and tax litigation. He is currently of counsel focusing on assessment of risk, evaluation of cases, and collaborating with and mentoring younger attorneys.

Education

  • University of Texas School of Law  (J.D., with honors, 1985)
  • University of Texas at Austin  (B.B.A., with honors, 1981)
    • Accounting

Admissions

  • Missouri, 1985
  • Illinois, 1986
  • U.S. District Court, Eastern District of Missouri

Professional Activities

  • Washington University (Adjunct Professor, Sports Law)
  • Saint Louis University (Adjunct Professor, Sports Law)

Charitable and Civic Involvement

  • Lift for Life Academy (Tennis Coach and Volunteer)
  • Leadership Council on Legal Diversity (LCLD) Mentor

Accolades

  • The Best Lawyers in America®, Commercial Litigation (2024-present)
  • AV® Peer Review Rated, Martindale-Hubbell

Background

Mark was previously employed as a tax accountant with the international accounting firm of Grant Thornton.

Contact Us
  • Worldwide
  • Boston, MA
  • Chicago, IL
  • Denver, CO
  • Dublin, Ireland
  • Edwardsville, IL
  • Jefferson City, MO
  • Kansas City, MO
  • Las Vegas, NV
  • London, England
  • Miami, FL
  • New York, NY
  • Orange County, CA
  • Philadelphia, PA
  • Princeton, NJ
  • Salt Lake City, UT
  • St. Louis, MO
  • Washington, D.C.
  • Wilmington, DE
Worldwide
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Boston, MA
800 Boylston St.
30th Floor
Boston, MA 02199
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Boston, Massachusetts
Chicago, IL
100 North Riverside Plaza
Suite 1500
Chicago, IL 60606-1520
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Chicago, Illinois
Denver, CO
4643 S. Ulster St.
Suite 800
Denver, CO 80237
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Denver, Colorado
Dublin, Ireland
Fitzwilliam Hall, Fitzwilliam Place
Dublin 2, Ireland
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Edwardsville, IL
115 N. Second St.
Edwardsville, IL 62025
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Edwardsville, Illinois
Jefferson City, MO
101 E. High St.
First Floor
Jefferson City, MO 65101
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Jefferson City, Missouri
Kansas City, MO
2345 Grand Blvd.
Suite 1500
Kansas City, MO 64108
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Kansas City, Missouri
Las Vegas, NV
7160 Rafael Rivera Way
Suite 320
Las Vegas, NV 89113
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Las Vegas, Nevada
London, England
Royal College of Surgeons of England
38-43 Lincoln’s Inn Fields
London, WC2A 3PE
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Miami, FL
355 Alhambra Circle
Suite 1200
Coral Gables, FL 33134
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New York, NY
7 Times Square, 44th Floor
New York, NY 10036
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Orange County, CA
19800 MacArthur Boulevard
Suite 300
Irvine, CA 92612
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Philadelphia, PA
2005 Market Street
29th Floor, One Commerce Square
Philadelphia, PA 19103
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Philadelphia, Pennsylvania
Princeton, NJ
100 Overlook Center
Second Floor
Princeton, NJ 08540
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Princeton, New Jersey
Salt Lake City, UT
222 South Main St.
Suite 1830
Salt Lake City, UT 84101
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Salt Lake City, Utah
St. Louis, MO
7700 Forsyth Blvd.
Suite 1800
St. Louis, MO 63105
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St. Louis, Missouri
Washington, D.C.
1717 Pennsylvania Avenue NW
Suite 400
Washington, DC 20006
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Wilmington, DE
1007 North Market Street
Wilmington, DE 19801
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Wilmington, Delaware