About
James Ahern is an accomplished trial lawyer with extensive courtroom experience in both criminal and civil matters. Before joining Fuller & Ahern, P.C., James served as a Deputy District Attorney for the Fourth Judicial District in El Paso County, Colorado, where he handled and tried numerous felony and misdemeanor cases. His prosecutorial work included charges such as First-Degree Murder, Aggravated Robbery, First Degree Arson, Vehicular Homicide, Aggravated Motor Vehicle Theft, Assault (Crime of Violence), Marijuana cultivation and possession, Felony Eluding, DUI/DWAI, and a wide range of domestic violence offenses.
During his time as a prosecutor, James also served as the Arson Liaison for the office and was a member of the Vehicular Homicide and Vehicular Assault Team.
Since joining Fuller & Ahern, P.C., James has focused his practice on criminal defense and personal injury litigation. He has successfully defended clients against charges including DUI/DWAI, Assault, Sexual Assault, Burglary, Stalking, and other serious felony and misdemeanor offenses, including those involving domestic violence allegations. On the civil side, James has helped numerous clients recover millions of dollars in settlements for personal injury claims.
James’s skill and dedication have been recognized by multiple prestigious organizations:
- Super Lawyers Colorado Rising Stars (2016–2021) – awarded to no more than 2.5% of Colorado attorneys for excellence in practice.
- National Trial Lawyers: Top 40 Under 40 (2014–2020) – honoring the top young trial attorneys in Colorado.
- National Trial Lawyers: Top 100 Criminal Defense Lawyers (2017–present) – an elite group of premier criminal defense trial lawyers nationwide.
- America’s Top 100 Criminal Defense Attorneys (2021–present) – recognizing the nation’s most skilled and respected criminal defense lawyers.
- Elite Lawyer (2025) – awarded to the nation’s top-rated attorneys, carefully screened, rated, and reviewed by the Elite Lawyer Advisory Panel. This prestigious recognition is presented exclusively to legal professionals who meet or exceed its demanding criteria, distinguishing these exceptional attorneys from their peers.
James earned his B.A. from the University of Colorado Denver, graduating cum laude and with distinction, and received his J.D. from the University of Denver Sturm College of Law in 2010. He lives in Douglas County, Colorado, with his wife, Brittany, and their three children.
Areas of Practice
- Criminal Defense
- Personal Injury
Bar Admissions
- Colorado, 2010
Professional Memberships
- Douglas and Elbert County Bar Association
- Colorado Bar Association
- National Trial Lawyers Association (Member, 2014–present)
- Colorado Trial Lawyers Association (Member, 2014–present)
Past Employment
- Deputy District Attorney, Fourth Judicial District, 2010–2012
Languages
- English
