Atty. John Michael Brennan

Atty. John Michael Brennan

John Michael Brennan is a lawyer practicing appellate practice, banking & finance, business law and 3 other areas of law. John received a B.A. degree from Rollins College in 1976, and has been licensed for 47 years.

Orlando Orlando 47 yrs experience 47 year
Call (689) 698-5011 Book Appointment

Appellate Practice & More Attorney · Serving Orlando, FL · 47+ Years Experience

Profile Summary

About John Michael Brennan at a Glance

John Michael Brennan is a Shareholder based in Orlando, Florida, practicing at GrayRobinson, P.A.. They have 47+ years of legal experience, licensed to practice since 1979. Their practice focuses on business, litigation, health care, and appellate. Admitted to practice in Connecticut (1979) and Florida U.S. Supreme Court U.S. District Court, Middle District of Florida (1980). Educated at University of Miami (J.D., 1979) and Rollins College (B.A. Business, 1976). Recognitions include AV Preeminent. Serves clients in Orlando, FL and the surrounding metropolitan area.

Verified attorney profile · Updated October 2026

About John Michael Brennan

  • John Michael Brennan is a lawyer practicing appellate practice, banking & finance, business law and 3 other areas of law
  • John received a B.A. degree from Rollins College in 1976, and has been licensed for 47 years
  • John practices at GrayRobinson, P.A. in Orlando, FL

Practice Areas Explained

John Michael Brennan's Areas of Legal Practice

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

Business & Corporate Law in Orlando

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

John Michael Brennan is one of 497,491 business attorneys indexed nationally. Browse business attorneys in Florida →

Civil Litigation in Orlando

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

John Michael Brennan is one of 450,751 litigation attorneys indexed nationally. Browse litigation attorneys in Florida →

Health Care Law in Orlando

Health care attorneys for HIPAA, Medicare, Medicaid, regulatory compliance, and medical licensing matters.

John Michael Brennan is one of 66,157 health care attorneys indexed nationally. Browse health care attorneys in Florida →

Appellate Practice in Orlando

Appellate attorneys for civil and criminal appeals at state and federal court.

John Michael Brennan is one of 85,572 appellate attorneys indexed nationally. Browse appellate attorneys in Florida →

Jurisdictional Context

Why Local Counsel Matters in Orlando

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

Orlando Courts and Legal Process

Choosing a Orlando-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 Florida attorneys? Browse all attorneys in Orlando or all attorneys in Florida.

Frequently Asked

Common Questions About John Michael Brennan

Where is John Michael Brennan's law office located?
John Michael Brennan's law practice is located in Orlando, Florida. The firm is GrayRobinson, P.A.. You can contact the office directly through this profile page.
What practice areas does John Michael Brennan handle?
John Michael Brennan focuses on business, litigation, health care, appellate. Each practice area listed reflects experience handling cases of that type in Florida.
How long has John Michael Brennan practiced law?
John Michael Brennan has 47+ years of legal experience and has been licensed since 1979.
Where did John Michael Brennan go to law school?
John Michael Brennan earned their education at (J.D., 1979); (B.A. Business, 1976).
How can I contact John Michael Brennan for a consultation?
You can contact John Michael Brennan 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 John Michael Brennan received?
John Michael Brennan's notable recognition includes: AV Preeminent.

Professional Profile

Why Clients in Orlando Choose John Michael Brennan

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 Michael Brennan's practice in the field of business, litigation, health care, and appellate.

Decade-Tested Legal Experience

John Michael Brennan brings 47+ 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 Connecticut and Florida U.S. Supreme Court U.S. District Court, Middle District of Florida, John Michael Brennan can represent clients in cases that span state lines or require counsel in multiple jurisdictions.

Broad Practice Area Coverage

Covering business, litigation, and health care, John Michael Brennan can address the full spectrum of a client's legal needs without requiring referrals to separate specialists for each issue.

Local Presence in Orlando

A Orlando-based practice means John Michael Brennan 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 John Michael Brennan Handles in Orlando

Below is a representative sample of the types of matters John Michael Brennan has experience with under Florida 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 John Michael Brennan directly to discuss the specifics of your situation.

Search Reference

How People Find John Michael Brennan Online

Prospective clients searching for legal help in Orlando 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 Michael Brennan.

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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 John Michael Brennan directly.

John Michael Brennan's Practice Areas & Specializations

Education & Law School Background

J.D.
University of Miami
- 1979
B.A. Business
Rollins College
- 1976

Awards & Professional Honors

AV Preeminent

Bar Admissions & Licensed Jurisdictions

Connecticut
Admitted: 1979
Florida U.S. Supreme Court U.S. District Court, Middle District of Florida
Admitted: 1980

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