William T Treas

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Education & Credentials

Year of First Admission:
1999
Admission:
1999, Louisiana; U.S. Court of Appeals for the First Circuit; U.S. Court of Appeals for the Fourth Circuit; U.S. Court of Appeals for the Fifth Circuit; U.S. Court of Appeals for the Sixth Circuit; U.S. Court of Appeals for the Eighth Circuit; U.S. Court of Appeals for the Ninth Circuit; U.S. Court of Appeals for the Eleventh Circuit; U.S. District Courts for the Eastern, Middle, and Western Districts of Louisiana; U.S. District Court for the Northern District of Florida; U.S. District Courts for the Eastern and Southern Districts of Texas; U.S. District Court for the District of Colorado; U.S. District Court for the Eastern District of Wisconsin; U.S. Supreme Court
ISLN:
915551888

Areas of Practice (7)

  • Insurance Defense
  • Catastrophe Litigation
  • Commercial Property
  • Insurance Coverage
  • Property Insurance
  • Law Enforcement
  • Civil Practice

Peer Reviews

5.0/5.0 (15 reviews)
Martindale-Hubbell® AV Preeminent Rating Badge
  • Legal Knowledge

    5.0/5.0
  • Analytical Capability

    5.0/5.0
  • Judgment

    5.0/5.0
  • Communication

    5.0/5.0
  • Legal Experience

    5.0/5.0
  • 5.0/5.0 Rated by a Managing Partner on 10/26/25 in Insurance Defense

    Bill is one of the few "gentleman" attorneys left in the business. He freely gives his time to others and is always a positive person to be around.

  • 5.0/5.0 Rated by a Shareholder on 10/22/25 in Insurance

    Bill is a seasoned attorney in the realm of insurance coverage litigation, embodying the highest command of knowledge and skill.

  • 5.0/5.0 Rated by a Attorney on 10/22/25 in Insurance

    I am a full time mediator that has worked with Bill on many mediations over the years. He is an excellent and experienced lawyer in the field of flood litigation that is in my view worthy of an AV rating.

  • 5.0/5.0 Rated by a Attorney on 10/21/25 in Insurance Defense

    William is an exceptional insurance defense attorney whose professionalism, expertise, and dedication consistently stand out. William's ability to analyze intricate legal issues, coupled with a thorough grasp of policy nuances and case law, ensu... Read more

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  • 5.0/5.0 Rated by a Attorney on 10/20/25 in Insurance

    He is a great attorney.

  • 5.0/5.0 Rated by a Managing Partner on 10/11/25 in Litigation

  • 5.0/5.0 Rated by a Managing Partner on 10/11/25 in Insurance

    Mr. Treas is a consummate litigator with excellent knowledge of the law. He is also very professional in his dealings with opposing counsel and his own clients. He practices law the way it should be practiced.

  • 5.0/5.0 Rated by a Partner on 10/10/25 in Insurance

    Billy is an incredible lawyer. He is thoughtful and deliberate in executing in a case, yet he aggressively advances the case toward resolution or trial.

  • 5.0/5.0 Rated by a Attorney on 08/13/25 in Property Insurance

  • 5.0/5.0 Rated by a Senior Partner on 07/17/25 in Insurance

    I have known Bill for 20 years. He is always well prepared and a zealous advocate for his clients.

Peer reviews submitted prior to 2008 are not displayed.

Client Reviews Write a Review

Location

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William T Treas: Managing Partner at Nielsen & Treas, LLC
  • Metairie, LA
    3838 North Causeway Boulevard, Suite 2850
    Metairie, LA 70002