In 1991, he entered law school at the University of Detroit-Mercy School of Law in Detroit, Michigan. After his first year, he transferred and ultimately graduated from Salmon P. Chase College of Law, with a Juris-Doctorate degree and was admitted to the practice of law before the Ohio Supreme Court in November, 1995.
Prior to taking the bench, Judge Kirby was a partner in a law firm in Springboro, Ohio whose practice consisted primarily of criminal defense, personal injury and family law.
In 1996, he was appointed a part-time magistrate in the Warren County Juvenile Court, presiding over cases involving delinquent and unruly children, and child support matters.
In 2005, Governor Bob Taft appointed him as the Area II Judge of Warren County Court, presiding over cases involving misdemeanor criminal, traffic and civil disputes for the southern part of Warren County. In 2006 and 2012, he ran unopposed in the general election to retain his seat.
In April of 2013, Governor John Kasich appointed him as the Judge of Warren County Probate - Juvenile Court. In 2014 he ran unopposed in both the primary and general election to retain his seat.
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Anthony Brigano was appointed Court Administrator of the Warren County Probate and Juvenile Court in May, 2005. He is responsible for the overall management of the court. In addition to his duties at the court Tony directed the development of the Ohio Courts Continuity of Operations Plan (COOP), an emergency preparedness plan designed to maintain the courts essential functions in the event that normal operations are disrupted. Tony is also Vice Chair of The Supreme Court of Ohio Advisory Committee on Court Security. Read Full Biography...
Carolyn Duvelius has served as a Magistrate for the Juvenile/Probate Division of the Warren County Court of Common Pleas, for fifteen years. In 2008, she was promoted to the position of Chief Magistrate. Prior to joining the court, Magistrate Duvelius served as an assistant prosecuting attorney for Warren County for fifteen years. She is a graduate of the University of Dayton, and a graduate of the University of Dayton School of Law. She is a member of the Ohio Association of Magistrates and the Warren County Bar Association.
Magistrate Jennifer Coatney is a graduate of the University of Toledo College of Law. While attending law school in Toledo, she worked as a legal intern for the Lucas County Public Defender's Office representing indigent individuals in criminal matters. Magistrate Coatney received her Juris Doctorate in May of 2002 and was admitted to the practice of law before the Ohio Supreme Court in November of 2002. At that time she began working for a small insurance defense firm in Columbus. In 2004 she relocated to Warren County and joined a local law firm practicing primarily in the areas of personal injury, criminal defense and family law. In 2005 Magistrate Coatney established her own law firm and continued practicing in the areas of criminal defense and family law. While in private practice she served as a Guardian ad Litem for children and represented adults and juveniles as court-appointed counsel in the Juvenile Courts in Warren, Butler and Montgomery counties. In 2009 she was appointed as a magistrate in the Warren County Probate/Juvenile Court.
Magistrate Coatney holds a Bachelor of Science from Ohio University. She is a member of the Ohio Association of Magistrates and the Warren County Bar Association.
Andrew Sievers is a Magistrate in Juvenile and Probate Court. Andrew joined the Court in July 2013, after serving 15 years in the Warren County Prosecutor’s Office. While with the Prosecutor’s Office, Andrew was an Assistant Prosecutor, first assigned to the juvenile division then in the felony division, Andrew prosecuted many high profile cases and was appointed First Assistant. Before the Prosecutor’s Office, Andrew was a litigation attorney in the law firms of Bogin, Patterson and Bogin and the Law Offices of Patrick K. Dunphy. Read Full Biography...
Jenna L. Seitz is a magistrate, mediator, and staff attorney at Warren County Juvenile Court who specializes in child support and child custody matters. She currently presides over the Court’s establishment, modification, and civil contempt child support cases. Jenna began her legal career at the Court in 2009 while serving as a law clerk to Judge Michael Powell and a Court Services Officer. She currently assists Judge Joseph Kirby with researching and drafting of the Court’s judicial decisions. She earned her J.D. in 2010 from the University of Cincinnati and her B.A. in 2007 from the University of Dayton. She was admitted to the Ohio Bar in November of 2010.
Tony Miller began his career in public service in 1992 as a corrections officer with the Warren County Sheriff’s Office. Prior to becoming an adult corrections officer, Tony attended Liberty University in Lynchburg, Virginia.
In 1999, Mr. Miller further enhanced his career by accepting a supervisor’s position with the Probate-Juvenile Court in the juvenile corrections division. After gaining expertise in the juvenile court system, Miller was promoted to Superintendent of the Warren County Juvenile Detention Center (2006). Mr. Miller has served as a deacon at his church, coached youth and school sports currently serves as President of the Ohio Juvenile Detention Director’s Association, and is a member of the Ohio Juvenile Detention Officer Education Committee (Judicial College, Ohio Supreme Court), member of the Juvenile Justice Subcommittee (Judicial College, Ohio Supreme Court), and served on the review board of the Ohio Administrative Code (Ohio Department of Youth Services).
Jennifer Biggs was named as the Superintendent of The Mary Haven Youth Center, a division of Warren County Probate-Juvenile Court, in 2017. She is responsible for the administrative operations of the juvenile rehabilitation facility, which houses adjudicated delinquents between the ages of 13 – 17.
Since joining Mary Haven Youth Center in 2006, Jennifer has held several positions within the facility and the Court including; Youth Care Specialist, Case Manager and Clinical Director.
Jennifer holds a Master’s of Science in Clinical Mental Health Counseling from Walden University (2017), a Master’s of Science in Criminal Justice from the University of Cincinnati (2007) and a Bachelor’s of Arts in Psychology from Miami University (2005). She is a licensed professional counselor and holds a licensure in Chemical Dependency counseling (LCDCIII).
Malia Mumma received her undergraduate degree from the Ohio State University and her Masters of Business Administration from the University of Dayton. Upon graduation from college, she worked as a product marketing manager for NCR Corporation in the Latin American/Middle East/Africa Division.
Malia was on the Mason High School Running Booster board for three years acting as the secretary, the chairman of the Mason 5K race as well as other duties. She was also co-chairman of the CHCA Football Booster organization.
Malia Mumma has been involved with the Warren County CASA program since 2007 as a volunteer and then as the director in 2010. She is a member in good standing of Ohio CASA as well as National CASA.
Laura is a lifelong Warren County resident who has worked for Warren County since 1999. Her tenure with the County has been shared with Juvenile Court and Children Services. Laura is currently the Chief Probation Officer for Warren County Juvenile Court and is responsible for the everyday operation of the Probation Department as well as the IV-E and RECLAIM programs. She sits on various committees in the County and is a member of the Ohio Court Administrators Association. Laura is also currently completing a Court Management Program from the National Center for State Courts that is facilitated by the Ohio Supreme Court.
Laura obtained a Bachelors degree in Sociology/Criminology from Ohio University and a Masters degree in Applied Behavioral Science from Wright State University.