Brian Sinclair is a former prosecutor with significant jury trial experience prosecuting felonies and misdemeanors.

Brian Sinclair, Attorney at Law (Email:

Sinclair Law Office, LLC
850 E. Cherry Street Suite F, Troy, MO
October 2010-Present

Assistant Prosecuting Attorney
Lincoln County Prosecutor’s Office, Missouri
September 2005 – October 2010 (5 years 2 months)

Deputy Prosecuting Attorney
Boone County Prosecutor’s Office, Indiana
2003 – 2005 (2 years)

Campaign Manager
Michael Gibbons for Senate, St. Louis County, Missouri
January 2000 – August 2000 (8 months)

St. Louis District Office, Senator Christopher “Kit” Bond and Senator John Ashcroft, Missouri
1998 – 1999 (1 year)

University of Missouri-Columbia School of Law, 2003
*Earned a Certificate in Dispute Resolution

Washington University in St. Louis, 1999
History, Political Science, Philosophy
*Graduated in three and a half years

Indiana, 2003
Missouri, 2005

WARNING: Employees of the Sinclair Law Office, LLC, who are not lawyers, cannot give legal advice.

Angie Robinson, Legal Assistant (Email:

Angie Robinson is the legal assistant for the Sinclair Law Office, LLC.  Angie graduated from Lindenwood University in the year 2000 with a Bachelors of Science Degree in Criminal Justice.  In July 2000, Angie began working for the State of Missouri as a Probation & Parole officer.  She was a Probation & Parole officer for the State for eight years before accepting a position as a Victim Advocate at the Lincoln County Prosecuting Attorney’s Office, working under G. John Richards.  At the end of 2010, Angie left the Lincoln Prosecuting Attorney’s Office and began working at the St. Louis Circuit Attorney’s Office as a Victim Advocate.  Angie has worked at the Sinclair Law Office, LLC since November 2013.

Rae Gremminger, Receptionist (Email:

Rae Gremminger is the Receptionist at the Sinclair Law Office, LLC. In 2007 she graduated high school and moved to Texas with her husband, who was in the Army. Together they have two children. Rae was a stay at home parent until 2015, when her children started school. In September of 2015, Rae began working at Crossroads Support Services, where she worked with individuals with developmental disabilities. In April 2017 she and her family moved back to Missouri and she began working for our law office.