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Sim Israeloff

Attorney Profile

Top Rated Business Litigation Attorney in Dallas, TX

Cowles and Thompson PC
901 Main Street, Suite 3900
Dallas, TX 75202
Phone: 214-672-2131
Fax: 214-672-2331
Selected to Super Lawyers: 2003 - 2022
Licensed in Texas Since: 1983
Practice Areas: Business Litigation, Class Action/Mass Torts: Defense, Intellectual Property Litigation
Attorney Profile

Attorney Sim Israeloff is a senior shareholder with Cowles & Thompson law firm and works primarily out of the firm's law office in Dallas, Texas. Board-certified in civil trial law by the Texas Board of Legal Specialization and member of the prestigious American Board of Trial Advocates, Mr. Israeloff has more than 30 years of legal experience, and he represents the rights and interests of clients across his region who have legal needs involving any of the following:

·       Business litigation and contract disputes

·       Class actions and mass torts defense

·       Intellectual property litigation

·       Employment litigation

·       Real estate litigation

Mr. Israeloff currently leads the firm's Commercial/Business Litigation Practice Group, and he has handled hundreds of complex commercial and business litigations for both domestic and international clients in state and federal courts throughout the United States. Along with maintaining a successful trial practice, he also has considerable experience handling arbitrations, and he has obtained favorable outcomes for his clients both inside and outside the courtroom. Regarded as a leader in his field, he has also written extensively and conducted lectures and seminars on a variety of legal topics.

Honored for his professionalism and service, Mr. Israeloff has received consistent recognition from The Best Lawyers in America© in the areas of commercial and construction litigation, intellectual property and patent litigation, and real estate litigation. He has also earned many other top rankings and accolades from his peers, including designation as among the 3000 Leading Lawyers in America from Lawdragon along with an AV Preeminent peer review rating* from Martindale-Hubbell. He is also a fellow with the Litigation Counsel of America.

After graduating with highest honors from the University of Texas in 1980, Mr. Israeloff attended the University of Texas School of Law, where he served as associate editor of the Texas Law Review. He obtained his Juris Doctor with honors in 1983, and he is admitted to practice before all U.S. District Courts in Texas as well as the U.S. Court of Appeals for the 5th Circuit and the U.S. Court of Federal Claims.

Active in his legal community, Mr. Israeloff is a member of the State Bar of Texas' Litigation Section and the Litigation Section of the American Bar Association. He is also a member of the Dallas Bar Association and former Barrister with the Patrick E. Higginbotham American Inn of Court as well as sustaining life fellow of the Dallas Bar Foundation. Outside his legal practice, he also served as mayor of the city of Fairview from 2003 to 2013.

*AV®, AV Preeminent®, Martindale-Hubbell Distinguished and Martindale-Hubbell Notable are certification marks used under license in accordance with the Martindale-Hubbell certification procedures, standards and policies. Martindale-Hubbell® is the facilitator of a peer review rating process. Ratings reflect the anonymous opinions of members of the bar and the judiciary. Martindale-Hubbell® Peer Review Rating™ fall into two categories – legal ability and general ethical standards.

Best Lawyers® and The Best Lawyers in America© are registered trademarks of BL Rankings, LLC d/b/a Best Lawyers and Co., LLC. The names, logo, and database are protected under the trademark, copyright, and fair use laws of the United States of America. Any use of name, including in electronic form, must be made only by permission and under the guidelines of BL Rankings, LLC d/b/a Best Lawyers and Co., LLC.

Practice Areas
  • 50%Business Litigation
  • 40%Class Action/Mass Torts: Defense
  • 10%Intellectual Property Litigation
Focus Areas

Class Actions


20 Years Super Lawyers
  • Super Lawyers: 2003 - 2022

About Sim Israeloff

First Admitted: 1983, Texas

Professional Webpage:


  • Lawdragon 3000 Leading Lawyers in America
  • Named a Fellow of the Litigation Counsel of America, 2016
  • Elected to the American Board of Trial Advocates (ABOTA), 2016
  • Texas Super Lawyers, Thomson Reuters Super Lawyers®; selected for inclusion, 2003-2018
  • Best Lawyers in America© -- Commercial Litigation, Litigation for Intellectual Property, Patent, and Real Estate, Best Lawyers®; selected for inclusion, 2007-2018
  • Named in The Best Lawyers in America in the areas of Commercial Litigation, Construction Litigation, IP Litigation,  Real Estate Litigation and Patent Litigation.  Named in 2010 to the Lawdragon 3000 Leading Lawyers in America.  Listed in Marquis Who's Who in American Law.
  • AV Peer Review (Pre-eminent®), rated by Martindale Hubbell

Bar/Professional Activity

  • Patrick E. Higginbotham American Inn of Court, Former Barrister
  • American Bar Association, Section of Litigation
  • Dallas Bar Foundation, Sustaining Life Fellow
  • Dallas Bar Association
  • State Bar of Texas, Litigation Section
  • U.S. District Court, Eastern District of Texas
  • U.S. District Court, Western District of Texas
  • U.S. District Court, Southern District of Texas
  • U.S. District Court, Northern District of Texas
  • U.S. Court of Appeals for the Fifth Circuit
  • U.S. Court of Federal Claims
  • State Bar of Texas

Scholarly Lectures/Writings

  • Associate Editor, Texas Law Review

Pro bono/Community Service

  • Mayor, Town of Fairview, Texas from 2002 to 2013
  • Board member, Heard Natural Science Museum and Wildlife Sanctuary
  • Board member, Fairview Economic Development Corporation and Fairview Community Development Corporation

Special Licenses/Certifications

  • Board Certified in Civil Trial Law by the Texas Board of Legal Specialization

Educational Background

  • BBA in Accounting, The University of Texas at Austin, Phi Delta Phi, member and Beta Alpha Psi, Accounting Honor Society, member, 1980
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Office Location for Sim Israeloff

901 Main Street
Suite 3900
Dallas, TX 75202

Phone: 214-672-2131

Fax: 214-672-2331

Last Updated: 5/15/2022

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