Ms Theodorou brings over a quarter of a century of experience in litigation, having been a prosecutor in the Queens County District Attorney's Office, the Nassau County District Attorney's Office and the Suffolk County District Attorney's Office, for 25 years in the state of New York.

She now concentrates on criminal, military, and white collar law, as well as government, investigations and appellate work.

As a prosecutor she tried approximately 70 felony trials including charges of murder, attempted murder in the first degree and conspiracy to commit murder,  as well as pattern burglaries and robberies, attempted murder charges and weapons possessions.  She was one of the prosecutors who investigated and successfully litigated the evidentiary hearing in The People of the State of NY v. Micael Valva and Angela Paulina, the murder of an eight-year-old autistic boy, in Suffolk County NY.  

Ms Theodorou instituted training programs for younger attorneys in both Queens and Suffolk County.  She has also lectured in all manners of how to investigate and conduct criminal trials.

In addition to her  time as a former prosecutor, she is a former associate at McNeil and Gilbert, a firm specializing in military law in the Camp LeJeune NC area. She was employed there for two years.  The firm handled military investigations, administrative hearings, non- judicial punishment and also represented clients in court-martial proceedings.

 She has written and successfully argued criminal appeals in the Appellate Division, Second Department in NY, as a prosecutor, and also has investigated and defended convictions in 440 hearings, in both Queens County Supreme Court and in the United States District Court, Eastern District , where she is also admitted to practice. 

Ms Theodorou has investigated all types of crimes including homicides, vehicular homicides, use-of-force cases involving police officers, robbery and burglary patterns, gang conspiracies, attempted murders and she has also supervised hundreds of the same types of cases.  

She is comfortable litigating in the courtroom and also negotiating outside of the courtroom.