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One of Oklahoma’s premier criminal defense trial attorneys. Corey's professionalism reflects his passion for criminal law and courtroom advocacy. Mr. Brennan’s diligent preparation and experience dealing with prosecutors and judges from all over the state of Oklahoma enable him to effectively defend his clients’ Constitutional rights in both negotiation and courtroom litigation.
Mr. Brennan started his legal career at the Oklahoma City University (OCU) School of Law, where he established himself as a hard-working and dedicated student. His desire to become a trial attorney and his willingness to sacrifice earned him a Limited License to practice law while still attending school as a full-time student.
While in law school, he was selected as a National Member of the Order of Barristers for his excellence in trial practice, and he was awarded the Cali Award for earning top honors in the study of Trial Practice. In addition, Mr. Brennan competed in the American College of Trial Lawyers (ACTL) National Trial competition and was a member of the OCU Law Moot Court Society.
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Chat withState: Oklahoma
Acquired: 2015
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625 NW 13th St. Ste A, Oklahoma City, OK, 73103
38 Client Reviews
Showing 1 - 5 of 9 reviews | Responsiveness
Posted by Wade | March 06, 2025 | Hired Attorney | Criminal Defense
Great attourney
I cannot express enough how grateful I am for the exceptional legal representation provided by Mr. Brennan. From our initial consultation, it was clear that I was in the hands of a true expert in criminal defense. He demonstrated an impressive understanding of the law and took the time to thoroughly ...
Posted by Daniel | March 07, 2022 | Hired Attorney
Amazing lawyer!
After having another attorney for 4 months that didn’t do anything he said he would do, I hired Corey. Corey took the bull by the horns and took care of my legal needs in a timely fashion. Very professional, motivated and a knowledgeable lawyer… would definitely recommend him for your legal needs.
Posted by Daniel | June 26, 2019 | Hired Attorney | Criminal Defense
Life saving attorney
Corey is hands down the best thing that could have happened to me in my difficult situation. I was arrested and charged with 3 counts. Public intoxication, carrying a firearm while intoxicated, and carrying a firearm where alcohol is consumed. I am a medical professional and a single parent, my abili...
Posted by anonymous | June 03, 2019 | Hired Attorney | Criminal Defense
Professional-Hard Working and Thorough!
We reached out to Mr. Brennan as we found ourselves in a difficult position with our son who had been arrested in Oklahoma and we are from out of state. We reached out to Mr. Brennan on a Saturday and he returned our call that same day. He listened to the details we had at the time, and offered advic...
Posted by Kanya | May 08, 2019 | Hired Attorney
Kenya
Not everything can be planned, when I needed help it needed it ASAP. I went through a list and Mr. Brennan was the one to answer the call. In fact he stayed in constant contact with me so I felt like I understood what the process was. It was also great he took time to help my husband understand.
"Corey is a tough attorney who will vigorously fight for his clients. I have worked with him on multiple occasions, and there are few attorneys that have Corey's passion and work ethic."
Criminal defense lawyer
2015
JD - Juris Doctor
English