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John O. Shirley

Government Attorney at Baton Rouge, LA

Not yet reviewed
  • Licensed for 37 years
    State LA
    Acquired 1987
    Eligible to Practice Law No misconduct found

We have not found any instances of professional misconduct for this lawyer.

About John

Learn John’s areas of practice.

John Shirley practices in the area of business law, having represented public utilities before the Louisiana Public Service Commission for over twenty years. His practice consists of representing electric, gas, water and sewer utilities, motor carriers, telecommunications companies, and wind and other renewable energy companies before the Louisiana Public Service Commission. He also consults and lobbies elected public service commissioners, the Louisiana Bond Commission, executive staff and the Louisiana legislature on behalf of his clients.

Prior to joining the firm, he was the founding partner of Shirley, Ezell, Guarisco & Marionneaux, LLC.


Phelps Dunbar
II City Plaza
400 Convention Street, Suite 1100
Baton Rouge, LA, 70802-5615


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AVVO RATING 7.9 (Very Good)


  • Louisiana State University, Paul M. Hebert Law Center
  • JD - Juris Doctor
  • 1986
  • Southeastern Louisiana University
  • BS - Bachelor of Science
  • 1976


  • Baton Rouge Bar Association
  • Member
  • N/A
  • Louisiana State Bar Association, Public Utility Section
  • Chair
  • N/A
  • Federal Bar Association
  • Member
  • N/A
  • Energy Bar Association (New Orleans chapter)
  • Board Member
  • N/A
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Languages Spoken

  • English

Honors and Awards

  • Listed
  • Chambers USA: America's Leading Lawyers for Business
  • N/A
  • Listed
  • Best Lawyers in America
  • N/A

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Baton Rouge Government Lawyer John O. Shirley
John O. Shirley
Government Attorney
Baton Rouge, LA
Licensed for 37 years