Serving Johnson County, Kansas
Call for a Free Case Evaluation 913.764.9700

Experienced Johnson County, Kansas Lawyers

Criminal Defense and Family Law in Olathe, KS.

The people of Kansas and Missouri have counted on the Law Firm of Martin & Wallentine for a lawyer that gets results. We have provided hundreds of clients with strong representation and sound legal counsel. Our lawyers are very focused in their specific area of law.

• Charged with a DUI or other serious crime? Criminal defense attorney Jerry Wallentine has represented hundreds of clients fighting felony and misdemeanor charges. Put his many years of experience on our side.

• Dealing with serious Family Law Litigation or Divorce Matters? Divorce lawyer Richard Martin has years of family law experience.

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.

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 has defended hundreds. Attorney Martin has helped hundreds with complex family law matters.

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.

Call (913) 764-9700 for a free case evaluation with an attorney in Olathe.

  • Members of the Kansas Bar Association
  • Kansas Association of Criminal Defense Lawyers
  • National Association of Criminal Defense Lawyers
  • Free 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
  • “5-stars”

    Client Overland Park, KS
  • “Compassionate and works hard for you!”

    Joanne from Nebraska Lincoln, NE
  • “I’m exceedingly grateful”

    Anonymous
  • “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
  • “Disaster diverted!!!”

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

    Lisa
  • “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.
  • “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 and Rich were awesome. They got me a $750,000 judgment. Great work guys. Thanks a lot.”

    Eric
  • “Don’t hesitate to contact”

    Barb Overland Park, KS

What's New in Criminal & Divorce Law

Recent Posts
  • 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
  • Potential False Positive Alcohol Readings on SCRAM Devices
    Potential False Positive Alcohol Readings on SCRAM Devices
    Posted by Jerry Wallentine

    There are several different devices that test for alcohol concentration. As a Kansas criminal defense attorney I regularly deal with these ...

    Read More
  • Kapernick's Collusion Claim Against The NFL Survives Motion For Summary Judgement
    Kapernick's Collusion Claim Against The NFL Survives Motion For Summary Judgement
    Posted by Jerry Wallentine

    Everyone knows about the controversy Kapernick started as a result of kneeling during the national anthem. He is claiming that this controversy led ...

    Read More
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