Sean B. Leventhal

Attorney Profile

Top Rated Personal Injury Attorney in Denver, CO

Leventhal Sar LLC
 | 3200 Cherry Creek S. Drive, Suite 520
Denver, CO 80209
Phone: 720-644-8561
Fax: 888-446-8602
Selected To Rising Stars: 2017 - 2021
Licensed Since: 2010
Practice Areas:
  • Personal Injury - General: Plaintiff (80%),
  • Personal Injury - Medical Malpractice: Plaintiff (20%)
  • Free Consultation
Attorney Profile

As a founding partner with the Leventhal Sar LLC law firm in Denver, Colorado, attorney Sean B. Leventhal has achieved notable success advocating on behalf of those who suffered an injury or lost a loved one due to someone else's negligent, careless or reckless actions.

A native of Colorado, Mr. Leventhal serves plaintiff personal injury clients throughout the state, and he has successfully litigated numerous personal injury and wrongful death cases in Nebraska, Montana, Arizona and New Mexico. Delivering the personalized, compassionate counsel his clients deserve, Mr. Leventhal aggressively pursues the maximum amount of compensation possible on behalf of those he serves, and he has secured millions of dollars in settlements and awards for those in need.

From this high level of success, Mr. Leventhal has received numerous awards and honors throughout his career. He is Lead Counsel verified, and in 2016, The National Trial Lawyers voted him among the country's Top 40 Under 40. He also holds perfect ratings from Avvo, and he received the site's Clients' Choice Award for personal injury in 2016.

A 2004 graduate of the University of Colorado Boulder, Mr. Leventhal attended the University of Denver Sturm College of Law, where he graduated Order of St. Ives and obtained his Juris Doctor in 2010. He is also admitted to practice before the U.S. District Court for the District of Colorado and the U.S. Court of Appeals for the 10th Circuit.

While pursuing his legal degree, Mr. Leventhal was highly active with the school's transportation law journal and won the Hartje Objective Writing Award in 2007. He also served with the criminal law clinic, where he provided unmatched legal counsel to people with limited means.

Before entering the legal profession, Mr. Leventhal worked as a commercial airline pilot, and he helped establish and manage a program in the company's safety department that allowed employees to report any safety issues in order to address the matters effectively and prevent such events from occurring again in the future. A certified flight instructor and former airline captain, he continues to maintain his currency as to all of his certificates and ratings.

Practice Areas
  • 80%Personal Injury - General: Plaintiff
  • 20%Personal Injury - Medical Malpractice: Plaintiff
Focus Areas

Animal Bites, Assault, Motor Vehicle Accidents, Personal Injury - Plaintiff, Slip and Fall, Wrongful Death, Brain Injury, Sexual Abuse - Plaintiff, Trucking Accidents, Premises Liability - Plaintiff, Medical Malpractice, Birth Injury, Delayed or Incorrect Diagnosis, Informed Consent


top-imageSelected to Rising Stars for 5 years

Rising Stars: 2017 - 2021

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About Sean Leventhal

Admitted: 2010, Colorado

Professional Webpage:


  • Top 10% of graduating class, Order of St. Ives, University of Denver Sturm College of Law, 2010
  • "It is the mission of America’s Top 100 LLC to recognize annually and on a lifetime basis the most qualified and accomplished professionals in various fields of practice, including attorneys, doctors, dentists, realtors, accountants, engineers, and architects (among other professionals). Membership in each specific category is by invitation-only after a multi-phase selection process including third-party research and statistical analysis of a candidate’s professional experience, achievements, significant results, community impact, peer reputation, consumer satisfaction, and other proprietary factors specific to each profession. Membership is limited to the Top 100 professionals from each state* in each category of practice who best exhibit excellence and the highest ethical standards in their respective professions. With these high standards, less than 1% of professionals in the United States will be selected for membership as one of America’s Top 100™ in their profession. Membership selection is intended to help the community identify the cream of the crop in each profession and assist with professional networking among the Nation’s top professionals.", Member, America's Top 100 Personal Injury Lawyers, 2020
  • Listed as one of "15 Under 40 You Should Know About" , Intermountain Jewish News - "Very Important People", Intermountain Jewish News, 2019
  • Top 40 Under 40 Association, National Trial Lawyers

Special Licenses/Certifications:

  • FAA Certified Flight Instructor

Bar/Professional Activity:

  • America's Top 100 Personal Injury Attorneys , 2020
  • Faculty, National Institute for Trial Advocacy, 2018
  • Colorado
  • Member, Lawyer Pilots Bar Association
  • United States Court of Appeals for the Tenth Circuit
  • Member, Colorado Bar Association
  • Member, American Association of Justice
  • United States District Court for the District of Colorado
  • Member, Colorado Trial Lawyers Association
  • Member, American Bar Association


  • Frownfelter v. Mazeski; heavily litigated case that involved a motor vehicle collision resulting in spinal injuries; $340,000 settlement, 2020
  • Cronan v. American Family Insurance (Arapahoe County District Court): Plaintiff's Verdict, 2016
  • Pressey v. Children's Hospital Colorado (Arapahoe County District Court): Plaintiff's Verdict, $17.8 Million, 2015

Representative Clients:

  • MoneyGram, 2016

Educational Background:

  • University of Colorado at Boulder, B.A.
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Office Location for Sean B. Leventhal

3200 Cherry Creek S. Drive
Suite 520
Denver, CO 80209

Phone: 720-644-8561

Fax: 888-446-8602

Sean B. Leventhal:

Last Updated: 12/8/2020

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