Slater Felzien

Slater Flezien is an Associate Attorney at Fletcher Law Office specializing in complex litigation and jury trials arising from personal injury, motor vehicle accident, premises liability, and product liability claims. Mr. Felzien brings a wealth of expereince and dedication to his practice while advocating for his clients.  Mr. Felzien received a Bachelor of Science from Southeast Missouri State University in Mass Communications with a degree in Mass Communications and proudly belonged to the Sigma Chi fraternity. He obtained his Juris Doctorate degree from Southern Illinois School of Law.

While completing his legal studies he served as a Moot Court Board Member and was a Brief Editor for the National Moot Court Competition in Child Welfare and Adoption Law.  Prior to joining the firm, Mr. Felzien worked at the Jackson County (IL) Public Defender’s Office as a senior law clerk. During his time with the Public Defender’s Office, he was involved in the preperation for numerous jury trials as an Illinois Rule 711 licensure recipient.​ Mr. Felzien is admitted to practice law in the state of Missouri. 

Slater Felzien

Throughout his career, Attorney Slater Felzien has maintained a dedication to his clients' interests as he advocates for them in court and in their pursuit of recovery. He has been successful in resolving several highly disputed litigated matters throughout the State of Missouri. Mr. Felzien has developed a reputation in his practice for thoroughly investigating his clients' cases and taking on difficult procedural challenges in his pursuit of justice.

Mr. Felzien strives to be a positive influence in his community, even away from his advocacy for the clients he represents. He is a member of several community initiatives and is a founding member of the HLH Center of Excellence, a 501(c)3 charitable organization that seeks to provide support in the lives of those impacted by Hemophagocytic Lymphohistiocytosis

States of Admission:

  • Missouri

If you are seeking attorney representation after suffering from a catastrophic injury incident, contact our office today to schedule a free consultation with Mr. Felzien at 816-631-2868. 


What Our Clients Say

Gage was so great to work with! He was extremely professional and timely with all of my questions and concerns. He went above and beyond to help me with my case. I would definitely recommend his services.

William Newman

“Gage is the type of guy to go above and beyond and see your case and recovery all the way through. You’re in good hands!”

Janet M.

“Great law firm to work with. They took great care of me and my family.”

John K.