JCS Law - John C Schleiffarth, P.C.

About the Attorney

JCS Law, led by experienced criminal justice attorney John C Schleiffarth, P.C., is the top choice for individuals facing DWI and criminal charges in St. Louis, Missouri. Specializing in DWI defense, criminal defense, federal criminal defense, and sex crimes defense, JCS Law is dedicated to providing aggressive and effective representation to clients in need.

With a focus on protecting the rights and freedoms of individuals accused of criminal offenses, JCS Law offers personalized legal strategies tailored to each client’s unique situation. Whether facing DWI charges, federal criminal allegations, or sex crimes accusations, the skilled team at JCS Law is prepared to fight for a favorable outcome.

If you are in need of a St. Louis criminal defense lawyer or a Missouri criminal defense attorney, look no further than JCS Law. With a proven track record of success in handling a wide range of criminal cases, including drug charges, possession charges, and child pornography defense, JCS Law is the trusted choice for individuals seeking expert legal representation.

Contact JCS Law today at 314-561-9690 for a consultation and discover how their dedicated team can help you navigate the complexities of the criminal justice system with confidence and peace of mind.

Practice Areas

Criminal justice attorney

Client Reviews

Philip Charles

4/25/2026

Expert legal advice and representation. I can't say enough about the quality level of service. Friendly, knowledgeable, and timely. I would highly recommend this firm for any legal matters, and/or referral.

Anthony H.

3/03/2026

If I could give JCS Law more than 5 stars, I would. I recently faced a terrifying, completely false accusation that threatened my freedom and my future. I was completely lost and spoke with three different law firms simultaneously while looking for the best match that I could afford, but JCS Law stood out far above the rest.
My first contact was with Ty Christian for a free consultation. Ty was incredibly thorough, spending so much time walking me through exactly how they planned to resolve and close my case before it even became a thought. Ty sold me on their value and integrity alone—to the point that I completely forgot to even worry about the retainer fee! When I went into the office, the intake receptionist was so helpful and perfectly paired me with my attorney, Anthony Muhlenkamp. (His first name is ironically my middle name, which felt like a direct sign from God).
Anthony listened intently to my tangled situation, and once he heard enough, he immediately took action. Before we even discussed his fees, he pulled out his phone, made the necessary calls to verify the truth, and essentially closed the issue on the spot. Praise God! He handled it so effortlessly, as if he could've done it in his sleep. I was prepared to go into severe debt to fight for my life, but this team saved me. If you are scared, facing the unthinkable, and praying for help, Ty, Anthony, and the entire team at JCS Law are the answer. The amount of safety and comfort that I felt with the way that they handled my case has added so much more quality to what they ask in return. A review is the least I could do. And may these words reach the right person who finds themselves is in my position. It shows that the entire firm, from the first phone call to the final handshake, operates with high integrity.