Atty. Jon Andrew Santangelo

Atty. Jon Andrew Santangelo

Jon Andrew Santangelo is a lawyer practicing energy & utilities, business litigation, climate change and 2 other areas of law. Jon received a B.S. degree from Iowa State University in 1984, and has been licensed for 37 years.

St. Louis St. Louis 37 yrs experience 37 year
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Profile Summary

About Jon Andrew Santangelo at a glance

Jon Andrew Santangelo is a Partner based in St. Louis, Missouri, practicing at Stinson. They have 37+ years of legal experience, licensed to practice since 1989. Their practice focuses on business, litigation, environmental, and energy. Admitted to practice in Missouri (1989) and Illinois U.S. District Court, Eastern District of Missouri and U.S. District Court, Southern, Northe (1990). Educated at Southern Illinois University (J.D., 1989) and Iowa State University (B.S. Chemical, 1984). Recognitions include AV Preeminent. Serands clients in St. Louis, MO and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Jon Andrew Santangelo is a lawyer practicing energy & utilities, business litigation, climate change and 2 other areas of law
  • Jon received a B.S. degree from Iowa State University in 1984, and has been licensed for 37 years
  • Jon practices at Stinson in St. Louis, MO

Practice Areas Explained

Jon Andrew Santangelo's Areas of Practice

Each practice area below reflects the types of cases Jon Andrew Santangelo handles, with a brief overview of what that area of law covers.

Business & Corporate Law

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

Jon Andrew Santangelo is one of 501,317 business attorneys indexed nationally. Browse business attorneys in Missouri →

Civil Litigation

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

Jon Andrew Santangelo is one of 454,532 litigation attorneys indexed nationally. Browse litigation attorneys in Missouri →

Environmental Law

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

Jon Andrew Santangelo is one of 56,434 environmental attorneys indexed nationally. Browse environmental attorneys in Missouri →

Energy & Utilities Law

Energy attorneys for oil & gas, renewables, utility regulation, and energy sector transactions.

Jon Andrew Santangelo is one of 36,230 energy attorneys indexed nationally. Browse energy attorneys in Missouri →

Jurisdictional Context

Why local counsel matters in Missouri

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 andnue, 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.

Looking for additional Missouri attorneys? Browse all attorneys in St. Louis or all attorneys in Missouri.

Frequently Asked

Common questions about Jon Andrew Santangelo

Where is Jon Andrew Santangelo's law office located?
Jon Andrew Santangelo's law practice is located in St. Louis, Missouri. The firm is Stinson. You can contact the office directly through this profile page.
What practice areas does Jon Andrew Santangelo handle?
Jon Andrew Santangelo focuses on business, litigation, environmental, energy. Each practice area listed reflects experience handling cases of that type in Missouri.
How long has Jon Andrew Santangelo practiced law?
Jon Andrew Santangelo has 37+ years of legal experience and has been licensed since 1989.
Where did Jon Andrew Santangelo go to law school?
Jon Andrew Santangelo earned their education at (J.D., 1989); (B.S. Chemical, 1984).
How can I contact Jon Andrew Santangelo for a consultation?
You can contact Jon Andrew Santangelo 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 Jon Andrew Santangelo received?
Jon Andrew Santangelo's notable recognition includes: AV Preeminent.

Education

J.D.
Southern Illinois University
- 1989
B.S. Chemical
Iowa State University
- 1984

Awards

AV Preeminent

Bar Admissions

Missouri
Admitted: 1989
Illinois U.S. District Court, Eastern District of Missouri and U.S. District Court, Southern, Northe
Admitted: 1990

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