Atty. Patrick John Sweeney

Atty. Patrick John Sweeney

Patrick John Sweeney is a lawyer practicing business transactions, mergers & acquisitions, banking and 2 other areas of law. Patrick received a B.A. degree from Washington University in 2001, and has been licensed for 20 years.

St. Louis St. Louis 20 yrs experience 20 year
Call (314) 944-5121 Book Appointment

Banking & More Attorney · Serving St. Louis, MO · 20+ Years Experience

Profile Summary

About Patrick John Sweeney at a Glance

Patrick John Sweeney is an Associate based in St. Louis, Missouri, practicing at Greensfelder, Hemker & Gale, P.C.. They have 20+ years of legal experience, licensed to practice since 2006. Their practice focuses on formation, business, and m&a. Admitted to practice in Missouri (2006) and Illinois (2007). Educated at Northwestern University School of Law (J.D., 2006) and Washington University (B.A., 2001). Serves clients in St. Louis, MO and the surrounding metropolitan area.

Verified attorney profile · Updated October 2026

About Patrick John Sweeney

  • Patrick John Sweeney is a lawyer practicing business transactions, mergers & acquisitions, banking and 2 other areas of law
  • Patrick received a B.A. degree from Washington University in 2001, and has been licensed for 20 years
  • Patrick practices at Greensfelder, Hemker & Gale, P.C. in St. Louis, MO

Practice Areas Explained

Patrick John Sweeney's Areas of Legal Practice

Each practice area below reflects the types of cases Patrick John Sweeney handles, with a practical overview of what that area of law involves and how it may apply to your situation in St. Louis.

Business Formation in St. Louis

Patrick John Sweeney is one of 35,326 formation attorneys indexed nationally. Browse formation attorneys in Missouri →

Business & Corporate Law in St. Louis

Business attorneys advise founders and growing companies on entity formation, contracts, financing, M&A, and dispute resolution.

Patrick John Sweeney is one of 497,491 business attorneys indexed nationally. Browse business attorneys in Missouri →

Mergers & Acquisitions in St. Louis

Patrick John Sweeney is one of 49,430 m&a attorneys indexed nationally. Browse m&a attorneys in Missouri →

Jurisdictional Context

Why Local Counsel Matters in St. Louis

Practicing law in Missouri. Legal matters in Missouri are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in St. Louis are typically filed in the local municipal court or the appropriate Missouri state district court, depending on subject matter and amount in controversy. An attorney licensed in Missouri 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 Missouri courts without local counsel or pro hac vice admission.

St. Louis Courts and Legal Process

Choosing a St. Louis-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 Missouri attorneys? Browse all attorneys in St. Louis or all attorneys in Missouri.

Frequently Asked

Common Questions About Patrick John Sweeney

Where is Patrick John Sweeney's law office located?
Patrick John Sweeney's law practice is located in St. Louis, Missouri. The firm is Greensfelder, Hemker & Gale, P.C.. You can contact the office directly through this profile page.
What practice areas does Patrick John Sweeney handle?
Patrick John Sweeney focuses on formation, business, m&a. Each practice area listed reflects experience handling cases of that type in Missouri.
How long has Patrick John Sweeney practiced law?
Patrick John Sweeney has 20+ years of legal experience and has been licensed since 2006.
Where did Patrick John Sweeney go to law school?
Patrick John Sweeney earned their education at (J.D., 2006); (B.A., 2001).
How can I contact Patrick John Sweeney for a consultation?
You can contact Patrick John Sweeney 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.

Professional Profile

Why Clients in St. Louis Choose Patrick John Sweeney

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 Patrick John Sweeney's practice in the field of formation, business, and m&a.

Decade-Tested Legal Experience

Patrick John Sweeney brings 20+ years of hands-on legal practice — enough to have navigated the recurring fact patterns, procedural traps, and negotiation dynamics that shape case outcomes.

Multi-State Bar Admission

Licensed in Missouri and Illinois, Patrick John Sweeney can represent clients in cases that span state lines or require counsel in multiple jurisdictions.

Broad Practice Area Coverage

Covering formation, business, and m&a, Patrick John Sweeney can address the full spectrum of a client's legal needs without requiring referrals to separate specialists for each issue.

Local Presence in St. Louis

A St. Louis-based practice means Patrick John Sweeney attends hearings in the same courthouses, knows the local clerks, and understands the unwritten scheduling norms that affect every case filed here.

Case Types

Common Legal Issues Patrick John Sweeney Handles in St. Louis

Below is a representative sample of the types of matters Patrick John Sweeney has experience with under Missouri law. If your situation involves one of these case categories, this attorney may be well positioned to help you understand your options.

Business formation and structure
Business
Contract drafting and review
Business
Partnership disputes
Business
Merger and acquisition support
Business

This list is illustrative, not exhaustive. Contact Patrick John Sweeney directly to discuss the specifics of your situation.

Search Reference

How People Find Patrick John Sweeney Online

Prospective clients searching for legal help in St. Louis 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 Patrick John Sweeney.

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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 Patrick John Sweeney directly.

Education & Law School Background

J.D.
Northwestern University School of Law
- 2006
B.A.
Washington University
- 2001

Bar Admissions & Licensed Jurisdictions

Missouri
Admitted: 2006
Illinois
Admitted: 2007

Client Reviews & Ratings — Patrick John Sweeney

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