William C. Loeffel

William C. Loeffel

Peoria, Illinois
Of Counsel
phone 309-676-1381
fax 309-676-0324

Bill became affiliated with the Kavanagh firm in the summer of 2013, providing sole representation to his clients and collaborating with other attorneys in the firm. His main area of expertise is in criminal and civil trial litigation and appellate practice in state and federal court. He currently has a contract as an Assistant Peoria County Public Defender for felony cases. Bill is one of the most active trial attorneys in central Illinois, having tried 15 homicide cases and 200 other criminal and civil cases to date. He actively participates in federal litigation on a private basis, as well as Federal criminal and pro bono civil rights appointments.  On March 21, 2018, Bill was elected the 2nd Vice President of the Illinois Association of Criminal Defense Lawyers.   

A 1982 graduate of the University of Illinois in Urbana-Champaign, Bill earned his Juris Doctor from Southern Illinois University in 1986. After beginning service with the United States Army in 1975, Bill has continued his military career and currently serves as a senior field artillery officer in the Illinois Army National Guard. He is a ground combat veteran, and five active duty deployments have included Iraq and the Balkans. Bill was recently awarded the Legion of Merit by then-Secretary of Defense Ash Carter.

Bill’s past practices have included a partnership at Williams, Williams & Loeffel, P.C. in East Peoria, and prosecution work for the State’s Attorney’s offices in the Illinois counties of Fulton, Peoria, and Marion. He is currently a resident of Peoria County.


Areas of Practice:
Criminal and DUI defense
Civil litigation
Civil rights

Bar Admissions:
Illinois, 1986. Missouri, 1988.
Northern and Southern Districts of Illinois, 1988.
Central District of Illinois, 1994.
Seventh Circuit Court of Appeals, 2006.
United States Supreme Court, 2012.

Illinois Public Defender Association
Board of Directors, Illinois Association of Criminal Defense Attorneys
Families Against Mandatory Minimums
Past Commander, American Legion Post #16
Veterans of Foreign Wars Post #1984
Ancient Order of St. Barbara
United States Field Artillery Association
United States Armor and Cavalry Association