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James J. L. Ahern

Attorney Profile

Top Rated Criminal Defense Attorney in Parker, CO

Susan Fuller & Associates, PC
19751 East Main Street, Suite 270
Parker, CO 80138
Phone: 303-840-1190
Fax: 303-841-7620
Selected to Rising Stars: 2016 - 2021
Licensed in Colorado Since: 2010
Practice Areas: Criminal Defense, Family Law, Personal Injury - General: Plaintiff
Attorney Profile

As an attorney at Susan Fuller & Associates, PC, James J. L. Ahern represents clients in Parker and throughout Douglas County, Colorado. Dedicating his practice to litigation, he is committed to handling cases that involve criminal defense, family law and personal injury.

After earning a Bachelor of Arts and graduating cum laude and with distinction from the University of Colorado Denver, Mr. Ahern went on to receive a Juris Doctor from the University of Denver Sturm College of Law in 2010.

Having served as a deputy district attorney for the 4th Judicial District in El Paso County, Mr. Ahern was able to hone his litigation skills. He brought numerous felony and misdemeanor cases to trial, having success when dealing with matters such as first-degree arson, first-degree murder, vehicular homicide, marijuana possession, DUI and domestic violence.

Today, Mr. Ahern brings that invaluable trial experience to his practice, where he fights to protect the rights of those facing criminal charges, as well as those who have fallen victim to negligence or are facing a family law matter. Through every case, Mr. Ahern works closely with his clients to understand their situation and develop a strategy to achieve a positive outcome.

For his track record of outstanding achievements, Mr. Ahern has been listed in The National Trial Lawyers: Top 40 under 40; he holds an Avvo "Superb" rating; and The National Academy of Personal Injury Attorneys has named him in its Top 10 Under 40 list.

Active in the legal community, Mr. Ahern is a member of the Colorado Bar Association and the Douglas-Elbert County Bar Association.

Practice Areas
  • 50%Criminal Defense
  • 30%Family Law
  • 20%Personal Injury - General: Plaintiff
Focus Areas

Arrest & Arraignment, Criminal Law, Drug & Alcohol Violations, Expungement, Failure to Pay Child Support, Felony, Juvenile Delinquency, Misdemeanor, Motor Vehicle Offenses, Sex Offenses, Theft, Traffic Violations, Criminal Domestic Violence, Assault, Motor Vehicle Accidents, Personal Injury - Plaintiff, Slip and Fall, Wrongful Death


6 Years Rising Stars
  • Rising Stars: 2016 - 2021

About James J. L. Ahern

First Admitted: 2010, Colorado

Professional Webpage:

Educational Background

  • University of Colorado at Denver, B.A., Honors: Cum Laude, Honors: With Distinction

Bar/Professional Activity

  • Colorado Bar Association
  • National Trial Lawyers Association - Motor Vehicle, Member, 2014 - Present
  • National Trial Lawyers Association - Criminal, Member, 2014 - Present
  • Colorado, 2010
  • National Trial Lawyers Association, Member, 2014 - Present
  • Douglas and Elbert County Bar Association


  • Top 40 under 40, National Trial Lawyers Association, 2014
  • Top 10 under 40, The National Academy of Personal Injury Attorneys, 2015
  • Top 40 under 40, National Trial Lawyers Association, 2015
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Office Location for James J. L. Ahern

19751 East Main Street, Suite 270
Parker, CO 80138

Phone: 303-840-1190

Fax: 303-841-7620

Last Updated: 5/15/2022

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