Atty. John James Holevas

Atty. John James Holevas

John James Holevas is a lawyer practicing litigation, whistleblower litigation, qui tam litigation and 4 other areas of law. John received a B.S. degree from University of Iowa in 1983, and has been licensed for 40 years.

Rockford Rockford 40 yrs experience 40 year
Call (779) 269-0960 Book Appointment

Profile Summary

About John James Holevas at a glance

John James Holevas is a Partner based in Rockford, Illinois, practicing at WilliamsMcCarthy, LLP. They have 40+ years of legal experience, licensed to practice since 1986. Their practice focuses on personal injury, ip, whistleblower, litigation, and environmental. Admitted to practice in Illinois (1986) and U.S. District Court, Northern District of Illinois (1987). Educated at Valparaiso School of Law (J.D., 1986) and University of Iowa (B.S., 1983). Recognitions include AV Preeminent. Active member of Winnebago, Illinois State and American Bar Associations The Association of Trial Lawyers of America. Serands clients in Rockford, IL and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • John James Holevas is a lawyer practicing litigation, whistleblower litigation, qui tam litigation and 4 other areas of law
  • John received a B.S. degree from University of Iowa in 1983, and has been licensed for 40 years
  • John practices at WilliamsMcCarthy, LLP in Rockford, IL

Practice Areas Explained

John James Holevas's Areas of Practice

Each practice area below reflects the types of cases John James Holevas handles, with a brief overview of what that area of law covers.

Personal Injury

Personal injury attorneys help accident victims recover compensation for medical bills, lost wages, and pain & suffering. Most work on contingency — no fee unless you win.

John James Holevas is one of 264,852 personal injury attorneys indexed nationally. Browse personal injury attorneys in Illinois →

Intellectual Property

IP attorneys protect inventions, brands, and creative work through patent prosecution, trademark registration, copyright, and trade-secret enforcement.

John James Holevas is one of 106,079 ip attorneys indexed nationally. Browse ip attorneys in Illinois →

Whistleblower & Retaliation

John James Holevas is one of 3,552 whistleblower attorneys indexed nationally. Browse whistleblower attorneys in Illinois →

Civil Litigation

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

John James Holevas is one of 454,532 litigation attorneys indexed nationally. Browse litigation attorneys in Illinois →

Environmental Law

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

John James Holevas is one of 56,434 environmental attorneys indexed nationally. Browse environmental attorneys in Illinois →

Jurisdictional Context

Why local counsel matters in Illinois

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 Rockford 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 andnue, 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.

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

Frequently Asked

Common questions about John James Holevas

Where is John James Holevas's law office located?
John James Holevas's law practice is located in Rockford, Illinois. The firm is WilliamsMcCarthy, LLP. You can contact the office directly through this profile page.
What practice areas does John James Holevas handle?
John James Holevas focuses on personal injury, ip, whistleblower, litigation, environmental. Each practice area listed reflects experience handling cases of that type in Illinois.
How long has John James Holevas practiced law?
John James Holevas has 40+ years of legal experience and has been licensed since 1986.
Where did John James Holevas go to law school?
John James Holevas earned their education at (J.D., 1986); (B.S., 1983).
How can I contact John James Holevas for a consultation?
You can contact John James Holevas 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 John James Holevas received?
John James Holevas's notable recognition includes: AV Preeminent.

Education

J.D.
Valparaiso School of Law
- 1986
B.S.
University of Iowa
- 1983

Awards

AV Preeminent

Bar Admissions

Illinois
Admitted: 1986
U.S. District Court, Northern District of Illinois
Admitted: 1987

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