A skilled corporate lawyer, Daniel O’Connell has more than 30 years of experience counselling clients throughout the U.K. and EU. He has a substantial corporate practice, representing clients in matters across a diverse range of industries.

Having served as managing partner of his prior firm for more than two decades, Daniel has an extensive understanding of the business of law, strategic growth and client service.


Daniel joined Armstrong Teasdale in early 2021 when the firm combined with Kerman & Co. Daniel was co-founder and managing partner of Kerman & Co., where he worked for more than 22 years. As managing partner, he focused on firm operations, developing and implementing strategic goals and enhancing client service. Under Daniel’s leadership, the firm earned numerous awards, opened an office in Dublin, and expanded its range and depth of legal services. Daniel also served as head of the Corporate practice at his prior firm.


  • University College Dublin  (B.C.L., 1984)


  • Ireland, Solicitor, 1988
  • England and Wales, Solicitor, 1991

Professional Activities

  • Alliance of International Business Lawyers (Board Member)
  • British & Irish Chamber of Commerce (Member)
  • Australian & United Kingdom Chamber of Commerce (Member)

Charitable and Civic Involvement

  • Catenian Association (Member)


  • ACQ5 Global Awards 2020 – Managing Partner of the Year
  • ACQ5 Global Awards 2019 – Corporate Lawyer of the Year
  • ACQ5 Global Awards 2019 – Managing Partner of the Year
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
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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