Serving Johnson County, Kansas
Call for a Case Evaluation 913.764.9700

Criminal Defense, Car Wrecks and Family Law Attorneys in Olathe, KS.

Criminal Defense, Car Wrecks and Family Law are three of the most challenging and rewarding specialties in the practice of law. We love the practice of law and helping our clients. This passion manifests itself in the dedication we bring to our clients and their cases. Our outstanding results, including numerous wins at trial, speak for themselves. Focusing on these areas allow us to remain competent and well informed of their ever changing laws.

If you have been injured in an auto wreck, in Missouri or Kansas, call us.

If you are dealing with a felony or misdemeanor criminal charge in Kansas, experienced criminal defense lawyer Jerry Wallentine can defend you. Over the years, he has helped defend hundreds of clients throughout Kansas who were charged with serious crimes.

Mr. Martin focuses on divorce law. If you are dealing with a family law matter, attorney Richard Martin can represent you. He heads this area of civil cases, as he has years of in-depth experience with divorce law.

Located in Olathe, KS across the street from the Johnson County Courthouse, our law office zealously advocates for our clients in both Kansas and Missouri courts. We take pride in our representation, and are committed to thorough aggressive legal advocacy.

Protecting your rights. Fighting your legal battles.

Martin & Wallentine

"They represented me beyond my expectations. Richard Martin and Jerry Wallentine each represented me in two different cases. They resolved each case better than I could have ever imagined." - Taylor

Strategically Evaluating
Every Case We Take

Lawyer Jerry Wallentine began his career many years ago as a criminal law attorney, working with and being trained by the best lawyers in Kansas. Defending clients in criminal and personal injury cases continues to be his passion. Attorney Richard Martin has spent over a decade representing clients going through divorce and family law. If you have been arrested or need legal assistance, consult with our law firm today.

We work throughout Johnson County, KS which includes the courts below:

Criminal cases in Johnson County are an extra challenge due to the strict judges in this area. However, we have defended many clients facing serious felony charges, as well as serious misdemeanor crimes. If you are dealing with a criminal threat felony charge, please read about the recent appeals case and how it can help you.

We Focus on Results

When you are dealing with important legal matters, you want a lawyer on your side who is focused and well versed in your specific legal issue. Our attorneys are specialized in very specific legal areas. Attorney Wallentine only focuses on criminal cases and car wrecks. Attorney Martin focuses on divorce and has helped hundreds with complex family law matters. Family law matters will continue to exists through this Covid-19 pandemic and in fact dynamic family law matters will arise due to the virus.

With a substantial record of success, our law firm argues for the most favorable outcomes for our clients. When settlement proves impossible, we aggressively pursue your best interest at trial. Sometimes the battles are uphill and everything is against us. For example, in 1983 actions, where we take on the government, the government has qualified immunity and special unfair protections. But it is time for change and justice. Please read my blog to learn more about qualified immunity.

  • Members of the Kansas Bar Association
  • Kansas Association of Criminal Defense Lawyers
  • National Association of Criminal Defense Lawyers
  • Case Evaluation
  • BBB Accredited Business
  • Law QA Verified

Focused Legal Advisors

Utilizing Our Legal Experience and Zealous Attitude, We Provide Representation for Specific Areas of Law

Read What Our Former Clients Have Said

We Take Pride in Establishing Solid Working Relationships with Our Clients
  • “Compassionate and works hard for you!”

    Joanne from Nebraska Lincoln, NE
  • “I thought I had no chance. But then they took over my case and made a miracle happen! Thank you so much!”

    Briella
  • “was able to settle the case, leaving me very satisfied with the results.”

    Phil
  • “I’m exceedingly grateful”

    Anonymous
  • “Disaster diverted!!!”

    Janie Lenexa, KS
  • “Don’t hesitate to contact”

    Barb Overland Park, KS
  • “Jerry and Rich were awesome. They got me a $750,000 judgment. Great work guys. Thanks a lot.”

    Eric
  • “Jerry took care of my case perfectly. I have since sent numerous friends and family to his firm.”

    Lisa
  • “They were both very professional lawyers who helped me.”

    Ben
  • “I have known him and his family for a number of years and he has never disappointed me.”

    Dr. Charles Millhuff
  • “Jerry did a great job for me. I hope I won't need his services again. But if I do, I know who to call!”

    Mark
  • “He moved rapidly to address my situation. My case was dismissed before the trial date. I am so grateful.”

    M.C.
  • “5-stars”

    Client Overland Park, KS

What's New in Criminal & Divorce Law

Recent Posts
  • Qualified Immunity Shouldn't Qualify To Continue
    Qualified Immunity Shouldn't Qualify To Continue
    Posted by Jerry Wallentine

    We have a 7th Amendment U.S. Constitutional right to a jury trial. Such a right should, in theory, provides protection from a government gone wild and ...

    Read More
  • Report on Eye Witness Unreliability
    Report on Eye Witness Unreliability
    Posted by Jerry Wallentine

    A jury trial is underway. Tensions are high. Everyone in the courtroom is paying close attention to the prosecuting attorney and their star witness. ...

    Read More
  • Part of Criminal Threat Statute Declared Unconstitutional by Kansas Supreme Court.  Major Impact on Cases.
    Part of Criminal Threat Statute Declared Unconstitutional by Kansas Supreme Court.  Major Impact on Cases.
    Posted by Jerry Wallentine

    Part of Criminal Threat Statute Declared Unconstitutional by Kansas Supreme Court. Major Impact on Cases. As of 2019, the statute for criminal threat ...

    Read More
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