JZ
John Harold Zelenka
Rolling Meadows, IL·3 years licensed
John Harold Zelenka is a lawyer in Rolling Meadows, IL. Court admissions include Illinois Northern District Court. Licensed in Texas since 2022. Graduated from University of Nebraska in 1989.
Claim profileContact attorney
Law school
Bar admission
Office
Disciplinary
JZ
John Harold Zelenka
Rolling Meadows, IL·3 years licensed
Claim profileContact attorney
John Harold Zelenka is a lawyer in Rolling Meadows, IL. Court admissions include Illinois Northern District Court. Licensed in Texas since 2022. Graduated from University of Nebraska in 1989.
Law school
University of Nebraska
Class of 1989
Bar admission
2022
State Bar of TX · No. 24130818
Office
2118 Plum Grove Road, Suite 251
Rolling Meadows, IL 60008
Disciplinary
None on record
Clean since admission
Case data
Case data
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Practice & jurisdiction
Courts admitted
- Illinois Northern District Court
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Last refreshed Jun 2026