MERCER & KEIRNAN
HOUSTON CRIMINAL DEFENSE ATTORNEYS
"Experience Matters"
713.236.9700
(Hablamos Español)
Tell Us About Your Case
Top Criminal Defense Attorney in Houston
Top DWI Attorney in Houston
Top Assault Defense Lawyer and Drug Lawyer Casey Keirnan
Top Criminal Defense Attorney in Houston
Harris County Criminal Lawyers Association (2014)
Top Houston Criminal Defense Attorneys Mercer & Keirnan
Looking for a Top Criminal Defense Attorney in Houston?
Are you or a loved one looking for a top criminal defense lawyer in Houston? With over 45 years of experience, Mercer & Keirnan Criminal Defense Attorneys is a wise choice to help you fight your misdemeanor or felony charge.
The decisions you make early on in the case are critical to achieving a favorable outcome. Call 713-236-9700 for a free evaluation and speak directly with experienced Houston attorneys John P. "Casey" Keirnan and Michael Mercer.
Casey Keirnan Recognized as Top Houston Defense Lawyer
The Harris County Criminal Lawyers Association recognized Attorney Casey Keirnan as the top criminal defense lawyer in Houston by awarding him their prestigious "Lawyer of the Year" award in 2014. The "Lawyer of the Year" award is handed out once a year to the top Harris County criminal defense attorney who best exemplifies the professionalism and expertise of the attorney profession. Fellow attorneys and previous clients rave about Mr. Keirnan's excellence in the courtroom and the incredible results he obtains for his clients.
Mr. Keirnan's efforts as a top defense attorney are also frequently recognized in the news.
If you are looking for a top Houston criminal defense lawyer to handle your misdemeanor charge or felony charge in Harris County, there is no better criminal attorney to have on your side than Casey Keirnan. Come in or call 713-236-9700 for a free consultation with Mercer & Keirnan Criminal Defense Attorneys today.
Why are We the Best Defense Lawyers in Houston?
The criminal defense attorneys at Mercer & Keirnan are widely considered to be some of the best defense lawyers in Houston. Very few defense attorneys in Harris County are as awarded and respected as Casey Keirnan and Michael Mercer.
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Over 40 years of experience
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"Criminal Lawyer of the Year" (Harris County Criminal Lawyers Association)
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"Lifetime Achievement Award" (HCCLA)
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"Unsung Hero Award" (Harris County Criminal Lawyers Association)
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First defense attorney in Texas to have death penalty declared unconstitutional
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Free 24/7 consultations
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5 Star Google Rating
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The vast majority of our cases result in dismissal
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Our clients get our personal cell phone numbers for direct attorney access
Criminal Defense Blog
Top Assault Defense Attorneys in Houston
Criminal defense attorneys Casey Keirnan and Michael Mercer of Mercer & Keirnan are some of the top assault attorneys in Houston. For over 45 years, Casey Keirnan has successfully represented people charged with assault and aggravated assault, assault on a family member, domestic violence and all other assault charges. People hire Mercer & Keirnan because we are highly successful in getting assault charges dropped and dismissed. Come in or call 713-236-9700 for a free consultation and let Mercer & Keirnan assault attorneys show you how we will defend your assault case.
Types of Assault Charges
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Aggravated Assault with a Deadly Weapon
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Aggravated Assault-Serious Bodily Injury
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Continuous Assault on a Family Member
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Assault on a Peace Officer
Top Houston Drug Charge Lawyers
Arrested for drug possession? Mercer & Keirnan are top Houston drug charge lawyers that have provided experienced criminal defense for drug charges in Houston for over 45 years. The 4th Amendment protects your right to be free from unreasonable searches and seizures. Your right to privacy extends not only to your person and home, but also to your vehicle. Remember that you have the right to refuse an officer's search of your vehicle. If your constitutional rights were violated as a result of an illegal search, call a top Houston drug lawyer at Mercer & Keirnan today.
Types of Drug Charges
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Manufacture/Distribution of a Controlled Substance
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Possession of THC Vape Pen
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Possession with Intent to Deliver
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Possession of a Dangerous Drug
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Possession of Cocaine
Houston DWI attorney John P. "Casey" Keirnan has fought DWI/DUI charges in Houston for over 45 years. Mr. Keirnan has considerable trial experience in the field of criminal defense, particularly defending DWI charges. Don't let police or prosecutors intimidate you into giving up your right to a trial by jury. Protect your rights and hire a Houston DWI attorney from Mercer & Keirnan who won't back down from a fight. Contact us for a free evaluation and discover potential defense strategies for your DWI case.
Mercer & Keirnan - Top Harris County Criminal Defense Attorneys
Harris County Criminal Defense Attorneys John "Casey" Keirnan and Michael Mercer of Mercer & Keirnan defend people charged with any and all misdemeanor or felony criminal charge. In 2014, Mr. Keirnan was awarded "Lawyer of the Year" by his colleagues in the Harris County Criminal Lawyers Association for the incredible results he achieved defending his clients. In 2010, the Harris County Criminal Lawyers Association awarded Mr. Keirnan the "Unsung Hero's Award" after Mr. Keirnan became the first attorney in Texas to successfully argue a motion to declare the Texas death penalty statute unconstitutional.
Attorneys in and around Harris County agree that John "Casey" Keirnan is one of the best criminal defense attorneys in Texas. Anyone who is arrested or charged with a crime in Houston can speak with Mr. Keirnan or Mr. Mercer directly about their misdemeanor or felony charge by calling 713-236-9700 24 hours a day, 7 days a week.
Over 45 Years of Experience
Defense attorney Casey Keirnan has four decades of experience in criminal defense, including:
Harris County Criminal Lawyer of the Year
Attorney John P. "Casey" Keirnan was awarded Lawyer of the Year in 2014 by his colleagues in the Harris County Criminal Lawyers Association
Law Offices of Mercer & Keirnan, Houston Criminal Defense Attorneys
Browse our "In the News" section and discover the nationally renowned criminal defense attorneys at Mercer & Keirnan.