Gerard T. Diekman
Attorney At Law
Gerard Diekman is partner and co-founder of the Law Offices of Diekman & Leightner. Gerard received his Bachelor f Arts degree from Cardinal Glennon College in 1974 and graduated from St. Louis University School of Law in 1983. Graduating law school with a Juris Doctorate, Cum Laude, from Saint Louis University in 1983, Gerard Diekman has over three decades of legal experience. With years of experience in the realm of criminal defense and traffic law. Gerard Diekman is licensed to practice law in all the State Courts of Missouri, and he has been in practice for more than 30 years, in the fields of criminal, traffic, conservatorship, personal injury, and general business law, and other areas having established a respected reputation for vigorously representing his clients and obtaining positive results. Gerard practices and appears in the Circuit Courts of the City of St. Louis and the County of St. Louis, as well as all the Municipal Courts within those Circuits. He has diligently worked to foster mutual respect between the Courts and himself.
In addition to the aforementioned practices, Gerard Diekman is often appointed by the Circuit Court of the City of St. Louis to represent individuals in guardianships, conservatorships, and involuntary commitments. Gerard is committed to protecting the rights of his clients and ensuring that those persons whose rights are in jeopardy through involuntary commitment are fully and completely represented. He has engaged in numerous hearings, trials, jury trials, and bench trials at the appointment of the Circuit Court, as well as acting as private counsel for clients with mental health issues.
Servicing St. Louis City, St. Louis County, Jefferson County, St. Charles County, Lincoln County, and Franklin County among others, Gerard has the necessary connections and experience to handle criminal and traffic matters for clients across Missouri. Contact the law offices of Diekman & Leightner today to allow us to handle your unique legal needs.
James J. Leightner
Attorney At Law
James Leightner is partner and co-founder of the Law Offices of Diekman & Leightner. James received his Bachelors of Arts degree in Economics from the University of Missouri-Columbia in 1983 and graduated from St. Louis University School of Law in 1986. As a graduate of Chaminade High School, James is a lifelong member of the St. Louis Community and has resided in St. Louis for his entire life.
James passionately represents his clients in the areas of family law, which includes divorces, legal separations, domestic partnerships, partition suits, child custody, child support, and paternity. In addition to family law, James is skilled in the areas of business/corporation, tax matters, and estate planning. He has practiced in St. Louis and the surrounding counties for more than 30 years, and he is devoted to aggressively protecting the interests of his clients and helping them navigate through often difficult and complex legal situations to achieve optimal resolutions. James believes that by taking an assertive approach, he can attain the best possible results, whether through settlement or trial.
James Leightner is licensed to practice law in all the State Courts of Missouri, as well as the Federal District Court for the Eastern District of Missouri, the U.S. Court of Appeals for the Eighth Circuit, and the United States Tax Court. Through his education, his many years in practice, and his various areas of expertise, James is committed to ensuring that his clients receive complete and total analysis and representation in all aspects of the matters which they present for legal assistance.
Attorney At Law
Nathaniel received his Bachelors of Arts degree in English from De Paul University. Graduating from law school with a Juris Doctorate from Loyola University Chicago in 2016. Nathaniel graduated near top of his class, Cum Laude, while focusing primarily on domestic and tax law while at Loyola.
Nathaniel was granted the CALI Excellence for the Future Award in Evidence, completed and was awarded a Tax Certificate from Loyola’s rigorous tax law program, clerked for the Honorable William Stewart Boyd of the domestic relations division in Cook County, and was an editor for the Loyola University Consumer Law Review. Nathaniel has been admitted to practice law in the state of Missouri as well as the Federal District Court of the Eastern District of Missouri.