Atty. John Patrick Sullivan
John Patrick Sullivan is a lawyer. John has been licensed for 29 years.
Attorney · Serving Warrenville, IL · 29+ Years Experience
Profile Summary
About John Patrick Sullivan at a Glance
John Patrick Sullivan is an attorney based in Warrenville, Illinois. They have 29+ years of legal experience, licensed to practice since 1997. Admitted to practice in Illinois (1997). Serves clients in Warrenville, IL and the surrounding metropolitan area.
Get Legal Help from John Patrick Sullivan in Warrenville
Sign up free and choose one of the two methods below.
Have a legal question? Sign up free, submit it through the Ask the Attorney module and receive a focused answer from a specialist.
- Free to ask a question
- Answers from specialist attorneys
- Optional private / anonymous question
Request an online video meeting or an in-person consultation at the attorney's office. Pick a time that works for you and share the details securely.
- Online video meeting
- In-person at the attorney's office
- Secure messaging and payment
About John Patrick Sullivan
- John Patrick Sullivan is a lawyer
- John has been licensed for 29 years
- John practices in Warrenville, IL
Jurisdictional Context
Why Local Counsel Matters in Warrenville
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 Warrenville 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.
Warrenville Courts and Legal Process
Choosing a Warrenville-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 Warrenville or all attorneys in Illinois.
Frequently Asked
Common Questions About John Patrick Sullivan
Where is John Patrick Sullivan's law office located?
How long has John Patrick Sullivan practiced law?
How can I contact John Patrick Sullivan for a consultation?
Professional Profile
Why Clients in Warrenville Choose John Patrick Sullivan
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 John Patrick Sullivan's practice.
Decade-Tested Legal Experience
John Patrick Sullivan brings 29+ years of hands-on legal practice — enough to have navigated the recurring fact patterns, procedural traps, and negotiation dynamics that shape case outcomes.
Local Presence in Warrenville
A Warrenville-based practice means John Patrick Sullivan 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 John Patrick Sullivan Online
Prospective clients searching for legal help in Warrenville 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 John Patrick Sullivan.
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 John Patrick Sullivan directly.
Bar Admissions & Licensed Jurisdictions
Client Reviews & Ratings — John Patrick Sullivan
No reviews yet.