Seaton, Seaton & Dierks, L.L.P.

Firm Overview

Seaton, Seaton & Dierks, L.L.P. is a Martindale-Hubbell AV rated, full service law firm located in Manhattan, Kansas. Our attorneys provide personal attention to our clients and represent them professionally and ethically as they practice in federal, state and municipal courts. Our firm consists of Partners, Richard H. Seaton, Sr., Richard H. Seaton Jr., and Summer Ott Dierks.

Our firm handles a diverse array of practice areas, including civil litigation, divorce, child custody and other forms of family law, criminal law, contract law, business formation, business agreements, real estate law, landlord/tenant law, employment law, personal injury, agricultural law, governmental liability, school law, estates, wills and probate, special needs trusts, firearms law, bankruptcy and other matters. We also offer mediation services on select matters. Our firm houses a state-approved mediator in the areas of Core and Domestic and schedules in-office private mediation sessions.

We strictly adhere to our professional and ethical standards and strive at all times to provide top-notch representation in every case or matter we handle.
Main Office
Seaton Seaton & Dierks, L.L.P.
410 Humboldt
Manhattan  KS  66502
  • (785) 776-4788
  • (785) 776-4788
Serving Riley County and Surrounding Areas Since 1971
Often, more than one area of expertise is required. With us, there's no need to hire a multitude of attorneys from multiple law firms. We can provide you with comprehensive legal support allowing us to advocate for you in many areas of law.

Our attorneys are well-versed in many areas of law, bringing a diverse background to the table. This gives us an edge when dealing with complex legal matters.

Richard H. Seaton, Jr.

Richard H. Seaton, Jr. is a Partner in the firm. His main areas of focus include criminal defense, personal injury, domestic and family law and firearms law.

An experienced trial lawyer who has appeared in civil and criminal cases throughout Kansas, Richard has also handled civil and criminal cases in the Kansas Court of Appeals and the Kansas Supreme Court. He has practiced extensively in Federal District Court for the District of Kansas and has tried jury cases in both state and federal court.

Mr. Seaton has defended clients charged with first degree murder, manufacture of controlled substance, rape, arson, kidnapping, and various lesser felonies and misdemeanors. His areas of concentration in the domestic and family law areas include divorce, paternity proceedings, CINC actions, child support and child custody. Richard deals with personal injury matters ranging from wrongful death and catastrophic injury cases to simply automobile accidents. Firearms Law includes wrongful simple NICS denials, FFL defense, NFA Trusts, firearms seizures, Lawful use of force and other 2nd Amendment issues.

After graduating from the University of Kansas School of Law in 1988, Richard practiced in Wichita until he joined our firm in 1998. He is admitted to practice law in all Kansas courts, the Federal District of Kansas, the Tenth Circuit Court of Appeals and the United States Supreme Court. He is a member of the Kansas Association for Justice, the Kansas Association of Criminal Defense Lawyers and the National Association of Criminal Defense Lawyers.

Richard is a referral lawyer for the National Rifle Association, The Kansas Rifle Association and the Armed Citizens Legal Defense Network.

Practice Areas

Automobile Accidents, Personal Injury, Family and Domestic Law, Criminal Law, Firearms Law and Civil Litigation


Kansas, U.S. District Court; 10th Circuit & U.S. Supreme Court


B.S. University of Oregon; J.D. University of Kansas, School of Law

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