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

Experienced Olathe Attorneys

Criminal Defense, Family Law, and Personal Injury in Johnson County

No matter the legal issue you are currently facing, the Olathe lawyers at Martin & Wallentine, LLC have the necessary skill, experience, and dedication to protect your best interests. Criminal defense, family law, and personal injury are some of the most challenging and rewarding specialties in the practice of law. Law is our passion and we love 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.

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

Jerry Wallentine began his career many years ago as a criminal defense attorney, working with and being trained by the best lawyers in Kansas. Criminal defense continues to be his passion. He provides excellent legal defense for your criminal cases, whether you are dealing with a misdemeanor or felony. If you have been arrested, consult with our firm today.

With the representation of an experienced and trained Kansas criminal defense lawyer from our firm, your charges could be reduced or dismissed. We represent clients for serious crimes across Kansas. We have also helped many clients get an expungement of their past criminal record.

The majority of our criminal defense representation is in Johnson County, which includes:

Practicing law in Johnson County, Kansas provides an extra challenge for criminal defense, due to the competent prosecutors and strict judges in this area. However, we have defended many clients facing serious felony charges, as well as serious misdemeanor crimes, such as possession of marijuana. Please refer to the Kansas Sentencing Guidelines for a range of presumptive prison times for a felony conviciton.

UPDATE: Justice Department to enforce marijuana laws. Shift in presidential policy.

We Focus on Results

Criminal Defense - If you have been charged with a serious crime, our astute and competent legal team is ready to take on the prosecution and fight for your rights. We will review all evidence against you and seek to challenge the accusations against you. We have successfully defended many clients against serious felony and misdemeanor charges, including those involving violent crimes, drug crimes, sex crimes and DUI. Jerry Wallentine is our lead criminal defense lawyer. He has defended hundreds of clients, conducted countless evidentiary hearings, and found success at many trials. He has achieved numerous not guilty verdicts through trials. When a plea is not acceptable, he fights nonstop to hear those beautiful words, “not guilty.”

Family Law - Richard Martin is our lead attorney for divorce issues. His extensive history and legal experience in the field of family law is invaluable both inside and outside the courtroom when dealing with opposing lawyers and judges. When you are facing a divorce or other family matter, you need competent and caring legal help that will help you achieve the goals you are seeking. Whether it is child custody, visitation, alimony, or child support you are seeking, our legal team will take the time to discuss these important matters and proceed with the best legal options that will quickly resolve the situation.

  • 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
  • “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!”

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

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

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

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

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

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

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


What's New in Criminal & Divorce Law

Recent Posts
  • Federal Marijuana Laws to be Enforced
    Federal Marijuana Laws to be Enforced
    Posted by Martin & Wallentine, LLC

    During Trump’s campaign for presidency, he consistently stated that he would not interfere with State’s interests regarding marijuana law enforcement. ...

    Read More
  • How the New Tax Bill Can Affect Your Marriage or Your Divorce
    How the New Tax Bill Can Affect Your Marriage or Your Divorce
    Posted by Richard Martin

    The new tax bill, officially named the Tax Cuts and Jobs Act, was signed into law by President Donald Trump on December 22, 2017. Among many of its ...

    Read More
  • Criminal Trial Continued For Turkey Businessman Accussed of Violating US Sanctions Against Iran
    Criminal Trial Continued For Turkey Businessman Accussed of Violating US Sanctions Against Iran
    Posted by Jerry Wallentine

    Turkish Gold trader, Reza Zarrab, was criminally charged for allegedly handling money on behalf of the Iran government as well as entities from Iran. ...

    Read More
Looking for Something Specific at Our Practice?