Atty. Ellen Therese Ahern

Atty. Ellen Therese Ahern

Ellen Therese Ahern is a lawyer practicing litigation, products liability, environmental law. Ellen received a A.B. degree from Georgetown University in 1989, and has been licensed for 34 years.

Deerfield Deerfield 34 yrs experience 34 year
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Environmental Law & More Attorney · Serving Deerfield, IL · 34+ Years Experience

Profile Summary

About Ellen Therese Ahern at a Glance

Ellen Therese Ahern is a Walgreen Co. Sr. Atty. Litig. & Regularory Law based in Deerfield, Illinois. They have 34+ years of legal experience, licensed to practice since 1992. Their practice focuses on product liability, litigation, and environmental. Admitted to practice in Illinois (1992). Educated at University of Michigan Law School (J.D., 1991) and Georgetown University (A.B., 1989). Recognitions include Peer Reviewed. Serves clients in Deerfield, IL and the surrounding metropolitan area.

Verified attorney profile · Updated October 2026

About Ellen Therese Ahern

  • Ellen Therese Ahern is a lawyer practicing litigation, products liability, environmental law
  • Ellen received a A.B. degree from Georgetown University in 1989, and has been licensed for 34 years
  • Ellen practices in Deerfield, IL

Practice Areas Explained

Ellen Therese Ahern's Areas of Legal Practice

Each practice area below reflects the types of cases Ellen Therese Ahern handles, with a practical overview of what that area of law involves and how it may apply to your situation in Deerfield.

Product Liability in Deerfield

Ellen Therese Ahern is one of 65,610 product liability attorneys indexed nationally. Browse product liability attorneys in Illinois →

Civil Litigation in Deerfield

Civil litigation attorneys for breach of contract, business disputes, civil rights, and class action lawsuits.

Ellen Therese Ahern is one of 450,750 litigation attorneys indexed nationally. Browse litigation attorneys in Illinois →

Environmental Law in Deerfield

Environmental attorneys for regulatory compliance, contamination, land use, and natural resource law.

Ellen Therese Ahern is one of 55,977 environmental attorneys indexed nationally. Browse environmental attorneys in Illinois →

Jurisdictional Context

Why Local Counsel Matters in Deerfield

Practicing law in Illinois. Legal matters in Illinois are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Deerfield are typically filed in the local municipal court or the appropriate Illinois state district court, depending on subject matter and amount in controversy. An attorney licensed in Illinois brings working knowledge of local procedural deadlines, judicial practices in this venue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in Illinois courts without local counsel or pro hac vice admission.

Deerfield Courts and Legal Process

Choosing a Deerfield-based attorney means your counsel already knows the local docketing timelines, preferred filing formats, and how individual judges typically rule on procedural motions — details that only come from practicing in this jurisdiction day after day. That local familiarity can translate to better strategy, faster filings, and fewer costly surprises.

Looking for additional Illinois attorneys? Browse all attorneys in Deerfield or all attorneys in Illinois.

Frequently Asked

Common Questions About Ellen Therese Ahern

Where is Ellen Therese Ahern's law office located?
Ellen Therese Ahern's law practice is located in Deerfield, Illinois. You can contact the office directly through this profile page.
What practice areas does Ellen Therese Ahern handle?
Ellen Therese Ahern focuses on product liability, litigation, environmental. Each practice area listed reflects experience handling cases of that type in Illinois.
How long has Ellen Therese Ahern practiced law?
Ellen Therese Ahern has 34+ years of legal experience and has been licensed since 1992.
Where did Ellen Therese Ahern go to law school?
Ellen Therese Ahern earned their education at (J.D., 1991); (A.B., 1989).
How can I contact Ellen Therese Ahern for a consultation?
You can contact Ellen Therese Ahern directly through this profile page. Click "Ask the Attorney" to submit a question, or "Schedule a Consultation" to book a meeting. Most claimed-profile attorneys respond within one business day.
What awards or recognition has Ellen Therese Ahern received?
Ellen Therese Ahern's notable recognition includes: Peer Reviewed.

Professional Profile

Why Clients in Deerfield Choose Ellen Therese Ahern

Selecting an attorney is one of the most consequential decisions you can make when a legal matter arises. Below are the core qualities that distinguish Ellen Therese Ahern's practice in the field of product liability, litigation, and environmental.

Decade-Tested Legal Experience

Ellen Therese Ahern brings 34+ years of hands-on legal practice — enough to have navigated the recurring fact patterns, procedural traps, and negotiation dynamics that shape case outcomes.

Broad Practice Area Coverage

Covering product liability, litigation, and environmental, Ellen Therese Ahern can address the full spectrum of a client's legal needs without requiring referrals to separate specialists for each issue.

Local Presence in Deerfield

A Deerfield-based practice means Ellen Therese Ahern attends hearings in the same courthouses, knows the local clerks, and understands the unwritten scheduling norms that affect every case filed here.

Search Reference

How People Find Ellen Therese Ahern Online

Prospective clients searching for legal help in Deerfield commonly use a combination of the attorney's name and their specific legal need. The following search terms frequently lead people to this profile and to attorneys like Ellen Therese Ahern.

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If any of the above matches what you searched for, you've found the right profile. Use the contact options at the top of this page to get in touch with Ellen Therese Ahern directly.

Ellen Therese Ahern's Practice Areas & Specializations

Education & Law School Background

J.D.
University of Michigan Law School
- 1991
A.B.
Georgetown University
- 1989

Awards & Professional Honors

Peer Reviewed

Bar Admissions & Licensed Jurisdictions

Illinois
Admitted: 1992

Client Reviews & Ratings — Ellen Therese Ahern

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