Atty. Mario Albert Sullivan

Atty. Mario Albert Sullivan

Mario Albert Sullivan is a lawyer practicing chapter 13 bankruptcy, contracts & agreements, corporate & incorporation and 7 other areas of law. Mario received a B.A. degree from Illinois State University in 2000, and has been licensed for 21 years.

Chicago Chicago 21 yrs experience 21 year
Call (312) 487-2062 Book Appointment

Profile Summary

About Mario Albert Sullivan at a glance

Mario Albert Sullivan is an Associate based in Chicago, Illinois, practicing at Law Offices of Peter Anthony Johnson, P.C.. They have 21+ years of legal experience, licensed to practice since 2005. Their practice focuses on formation, contracts, chapter 13, estate planning, and real estate. Admitted to practice in Illinois (2005). Educated at John Marshall Law School (J.D., 2005) and Illinois State University (B.A., 2000). Serands clients in Chicago, IL and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Mario Albert Sullivan is a lawyer practicing chapter 13 bankruptcy, contracts & agreements, corporate & incorporation and 7 other areas of law
  • Mario received a B.A. degree from Illinois State University in 2000, and has been licensed for 21 years
  • Mario practices at Law Offices of Peter Anthony Johnson, P.C. in Chicago, IL

Practice Areas Explained

Mario Albert Sullivan's Areas of Practice

Each practice area below reflects the types of cases Mario Albert Sullivan handles, with a brief overview of what that area of law covers.

Business Formation

Mario Albert Sullivan is one of 35,584 formation attorneys indexed nationally. Browse formation attorneys in Illinois →

Contracts

Mario Albert Sullivan is one of 76,762 contracts attorneys indexed nationally. Browse contracts attorneys in Illinois →

Chapter 13 Bankruptcy

Mario Albert Sullivan is one of 6,375 chapter 13 attorneys indexed nationally. Browse chapter 13 attorneys in Illinois →

Estate Planning & Probate

An estate planning attorney prepares wills, trusts, powers of attorney, and healthcare directives to protect your family and pass on your assets.

Mario Albert Sullivan is one of 226,537 estate planning attorneys indexed nationally. Browse estate planning attorneys in Illinois →

Real Estate Law

Real estate attorneys handle home purchases, sales, commercial transactions, title disputes, and landlord-tenant matters.

Mario Albert Sullivan is one of 316,149 real estate attorneys indexed nationally. Browse real estate 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 Chicago 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 Chicago or all attorneys in Illinois.

Frequently Asked

Common questions about Mario Albert Sullivan

Where is Mario Albert Sullivan's law office located?
Mario Albert Sullivan's law practice is located in Chicago, Illinois. The firm is Law Offices of Peter Anthony Johnson, P.C.. You can contact the office directly through this profile page.
What practice areas does Mario Albert Sullivan handle?
Mario Albert Sullivan focuses on formation, contracts, chapter 13, estate planning, real estate. Each practice area listed reflects experience handling cases of that type in Illinois.
How long has Mario Albert Sullivan practiced law?
Mario Albert Sullivan has 21+ years of legal experience and has been licensed since 2005.
Where did Mario Albert Sullivan go to law school?
Mario Albert Sullivan earned their education at (J.D., 2005); (B.A., 2000).
How can I contact Mario Albert Sullivan for a consultation?
You can contact Mario Albert Sullivan 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.

Education

J.D.
John Marshall Law School
- 2005
B.A.
Illinois State University
- 2000

Bar Admissions

Illinois
Admitted: 2005

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