Atty. Gregory P. Isaacs

Atty. Gregory P. Isaacs

The Isaacs Law Firm is recognized as a preeminent and dynamic law firm that practices primarily in criminal defense. We have been providing legal services to Tennessee and across the southeast since 1993.

Knoxville Knoxville 38 yrs experience 38 year
Call (865) 673-4953 Book Appointment

Profile Summary

About Gregory P. Isaacs at a glance

Gregory P. Isaacs is a criminal defense and white collar attorney based in Knoxville, Tennessee, practicing at The Isaacs Law Firm. They have 38+ years of legal experience, licensed to practice since 1988. Admitted to practice in Tennessee (1988). Educated at The University of Tennessee (—, 1988) and The University of Tennessee (BA Political Science, 1985). Recognitions include Best Lawyers in America — Criminal Defense: General Practice (2026), Best Lawyers in America — Criminal Defense: White-Collar (2026), and Best Lawyers in America — Additional Areas of Practice: (2026). Serands clients in Knoxville, TN and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • The Isaacs Law Firm is recognized as a preeminent and dynamic law firm that practices primarily in criminal defense
  • We have been providing legal services to Tennessee and across the southeast since 1993
  • By working with our exceptionally talented team of lawyers, our clients achieve remarkable results
  • Gregory (Greg) P. Isaacs, graduated from The University of Tennessee College of Law in 1988
  • Mr. Isaacs founded The Isaacs Law Firm in 1993
  • The Isaacs Law Firm has maintained the highest professional ratings and levels of recognition by his peers, and most importantly his clients
  • Mr. Isaacs has received the distinguished Martindale Hubble AV rating
  • This rating is based upon a stringent peer review process and signifies The Isaacs Law Firm is a firm that exemplifies highest ethical standards of the profession and is preeminent in field of criminal defense
  • The Isaacs Law Firm has consistently received recognition by the most notable publications and societies including, but not limited to, Super Lawyers, Best Lawyers in America, CityView Top Attorneys, Knoxville Business Journal Top Attorney, Top 100 Criminal Defense Lawyers by the National Trial Lawyers Association, and was most recently voted Lawyer of The Year in White Collar Criminal Defense
  • The Isaacs Law Firm team is committed to providing the highest level of client service and standards of professional excellence
  • The Isaacs Law Firm consists of two associate attorneys in addition to Mr. Isaacs
  • J. Franklin Ammons, J.D. is a Knoxville native who obtained his degree from The University of Memphis-Cecil C. Humphrey School of Law in Memphis, Tennessee in 2013
  • Mr. Ammons returned to Knoxville in 2015 joining The Isaacs Law Firm in representing clients at the highest level
  • Ashlee B. Mathis, J.D. is also a Knoxville native who obtained her degree at the University of Tennessee College of Law in 2015
  • Ms. Mathis has worked as an Associate at The Isaacs Law Firm Team since her admission to the bar in zealously advocating for our clients
  • Paralegal and Office Manager Angi Alred works to oversee firm affairs and communications and also works to coordinate scheduling with the firm’s lead investigator, Richard Calcagno, a retired FBI Agent
  • While results are a crucial factor in the process of litigating both criminal and civil cases, The Isaacs Law Firm and its staff are dedicated to ensuring that clients regardless of situation or result, receive the highest level of professional service

Practice Areas Explained

Gregory P. Isaacs's Areas of Practice

Each practice area below reflects the types of cases Gregory P. Isaacs handles, with a brief overview of what that area of law covers.

Criminal Defense

A criminal defense attorney protects your rights from arrest through trial. Find experienced lawyers handling DUI, drug, federal, theft, and violent-crime charges.

Gregory P. Isaacs is one of 214,270 criminal defense attorneys indexed nationally. Browse criminal defense attorneys in Tennessee →

White Collar Crimes

Gregory P. Isaacs is one of 20,025 white collar attorneys indexed nationally. Browse white collar attorneys in Tennessee →

Jurisdictional Context

Why local counsel matters in Tennessee

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

Looking for additional Tennessee attorneys? Browse all attorneys in Knoxville or all attorneys in Tennessee.

Frequently Asked

Common questions about Gregory P. Isaacs

Where is Gregory P. Isaacs's law office located?
Gregory P. Isaacs's law practice is located in Knoxville, Tennessee. The firm is The Isaacs Law Firm. You can contact the office directly through this profile page.
What practice areas does Gregory P. Isaacs handle?
Gregory P. Isaacs focuses on criminal defense, white collar. Each practice area listed reflects experience handling cases of that type in Tennessee.
How long has Gregory P. Isaacs practiced law?
Gregory P. Isaacs has 38+ years of legal experience and has been licensed since 1988.
Where did Gregory P. Isaacs go to law school?
Gregory P. Isaacs earned their education at (—, 1988); (BA Political Science, 1985).
How can I contact Gregory P. Isaacs for a consultation?
You can contact Gregory P. Isaacs 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 Gregory P. Isaacs received?
Gregory P. Isaacs's notable recognition includes: Best Lawyers in America — Criminal Defense: General Practice; Best Lawyers in America — Criminal Defense: White-Collar; Best Lawyers in America — Additional Areas of Practice:; Best Lawyers in America — DUI / DWI Defense; Best Lawyers in America — Personal Injury Litigation.

Education

The University of Tennessee
- 1988
BA Political Science
The University of Tennessee
- 1985

Awards

Best Lawyers in America — Criminal Defense: General Practice
- 2026
Best Lawyers in America — Criminal Defense: White-Collar
- 2026
Best Lawyers in America — Additional Areas of Practice:
- 2026
Best Lawyers in America — DUI / DWI Defense
- 2026
Best Lawyers in America — Personal Injury Litigation
- 2026
Best Lawyers in America — Personal Injury Litigation - Defendants
- 2026
Best Lawyers in America — Personal Injury Litigation - Plaintiffs
- 2026
Lawyer of the Year — Criminal Defense: White-Collar (Knoxville)
- 2021

Bar Admissions

Tennessee
Admitted: 1988

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