About

Jeffrey & Erwin, LLP was created to provide a full-service law firm for your legal needs. Relying on their experience and resources, Jeffrey & Erwin will provide excellent legal counsel and has a proven track record of success in the following areas:

  • Civil Litigation
  • Criminal Defense Law
  • Civil Rights Law
  • Personal Injury Law

  • Workers’ Compensation
  • Employment Law
  • Employment Discrimination
  • And More

Criminal Defense Lawyer in Oswego

Our Attorneys

Antonio Jeffrey & Brian Erwin have distinguished backgrounds in both their career and in their education. They are two of Illinois’ most trusted lawyers, and they are committed to your case. Let what matters to you matter to them. If you’re interested in receiving legal counsel or being represented by Jeffrey & Erwin, give us a call today to set up a consultation.

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Antonio L. Jeffrey

Founding Partner/Attorney

(312) 583-7072
(312) 583-0888 (facsimile)
ajeffrey@jeffrey-erwin.com

Oswego Criminal Defense Attorney

Brian R. Erwin

Founding Partner/Attorney

(779) 222-5600
(312) 583-0888 (facsimile)
berwin@jeffrey-erwin.com

Chicago Office

105 West Madison St., Ste 901

Chicago, IL 60602

DeKalb Office

122 S. Locust St., Suite C

Sycamore, IL 60178

DuPage Office

27475 Ferry Rd., Suite 143

Warrenville, IL 60555

Professional Associations

Contact Us Today For A Free Consultation

At Jeffrey & Erwin, LLP, we take swift, strategic, and aggressive action to protect our clients’ rights and interests. Contact us immediately for a free consultation regarding your specific legal matter.