Derk Wadas

Our Lawyers
Derk Wadas
Derk Wadas
Founding Partner  

(972) 200-9489

4500 Eldorado Pkwy,
Ste 3000 McKinney,
TX 75070

Derk Wadas is a founding partner of Rosenthal & Wadas, PLLC. He has been successfully practicing criminal law and procedure exclusively since 1998. Derk is Board Certified in Criminal Law by the Texas Board of Legal Specialization.

From 2014-2019 Derk was selected to the Texas Super Lawyers list. This recognition is given to less than 5% of the attorneys in the state. He has been board certified in criminal law by the Texas Board of legal specialization since 2011.

Derk is a former Collin County Assistant District Attorney where he served a felony criminal prosecutor, and was the chief misdemeanor prosecutor in County Courts at Law One and Two. As a prosecutor, Derk tried over seventy-five cases to a jury and handled hundreds more successfully. As a defense attorney, Derk has tried many more cases and has achieved numerous “Not Guilty” verdicts, charge reductions and outright dismissals.

It is very important to Derk to remain at the forefront of the developing law and defenses in his field. For this reason he is a member of organizations such as the Collin County Criminal Defense Lawyers Association, the Texas Criminal Defense Lawyers Association, the Bar Association for the Federal Fifth Circuit and the Association of Federal Defense Attorneys.

His memberships include:

  • Association of Federal Defense Attorneys
  • The Texas Criminal Defense Lawyers Association
  • The Bar Association for the Federal Fifth Circuit
  • The Collin County Criminal Defense Lawyers Association
  • Past President of the Collin County Criminal Defense Lawyer’s Association
  • Texas Super Lawyer, 2014-2019
  • McKinney Bar Association

Client Testimonials

“I respect and appreciate this man. It amazes me how smart he is. He was very hands on. He kept me informed of everything at all times. He did not promise anything he could not deliver. I would recommend him for any case. His staff was excellent. Always on time. If I had a question and there was no answer at the time, someone would contact me within 24 hours with an answer. Thank you dearly for your time and effort on my case.”
“Derk Wadas is one of the most professional attorney’s that I have got the pleasure of interacting with. He really knows what he is talking about and wants his clients to get what is deserved. I was very pleased with how he handled my case.” “Derk Wadas was in my corner the whole time advising and working the system to provide me with information I needed to make good decisions. He was very knowledgeable about laws on my case and provided all the information I needed to make good decisions.”
“Within a week of hiring Derk, he was able to not only resolve this case from another state, which by the way, several other attorney’s said could not be done, he also resolved it in a way that may save my potential job offer! If you are in need of a highly intelligent attorney that will actually listen to your situation without judgement, keep in close contact with you throughout the duration of your case and get you results you need to move forward with your life, look no further.”

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