Slater G. Felzien

ATTORNEY AT LAW 

Biography

Slater G. Felzien is an experienced litigator who defends complex commercial motor vehicle accidents and insurance coverage issues in Missouri. He is a member of Lashly & Baer, P.C.’s Litigation Department and Transportation Practice Section. Slater is involved in the entire claims handling process, from the initial investigation through trial.

As part of Lashly & Baer, P.C.’s Rapid Response team, Slater provides immediate assistance following serious vehicular and trucking accidents. This proactive approach ensures early accident evaluation and proper preservation of critical evidence.

Slater earned his Juris Doctor from Southern Illinois University School of Law. During his time there, he distinguished himself as a member of the Moot Court Board and served as an Illinois Supreme Court Rule 711 Certified Student Attorney. Additionally, he enriched his legal education through a study abroad program in the Netherlands, gaining valuable insights into international law.

Community Service & Awards

  • Eagle Scout Award, 2008
  • Evan Easly Memorial Foundation, Inc, Board of Directors

Professional Associations

  • American Bar Association
  • The Missouri Bar
  • Bar Association of Metropolitan St. Louis
  • USLAW Network, Inc.

My Team

Administrative Assistant:

Lisa Corley

lcorley@lashlybaer.com

314-335-1079

Practice Areas

  • Litigation
  • Transportation

Bar Admissions

  • Supreme Court of Missouri, 2019
  • United States District Court for the Eastern District of Missouri
  • United States District Court for the Western District of Missouri

Education

  • J.D., Southern Illinois University School of Law, 2019
  • B.A., Southeast Missouri State University, 2015

Employment History

  • Lashly & Baer, P.C.
    Associate, 2024 – Present
  • Fletcher Law Office
    Associate Attorney, 2020 – Present
  • Jackson County Public Defender’s Office
    Senior Law Clerk, 2017 – 2019
  • Jackson County KCMO Prosecutor’s Office
    Summer Law Clerk, May 2019 – August 2019

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Plan Your Visit

Lashly & Baer, P.C.

ST. LOUIS OFFICE

714 Locust Street

St. Louis, MO 63101

Map & Directions

Call: 314-621-2939

Fax: 314-621-6844

ILLINOIS OFFICE

20 East Main Street
Belleville, IL 62220

Map & Directions

By Appointment Only
Call: 618-233-5587
Fax: 314-621-6844