He is admitted to practice before the Supreme Court of Florida, the United States District Court for the Middle District of Florida, the United States Court of Appeals for the 11th Circuit and the United States Supreme Court.  He has appeared pro hac vice in other jurisdictions.

Mr. Funk is a Florida Board Certified Criminal Trial Attorney.  Further, he currently serves as Vice Chair of the Florida Bar's Board Certification Committee for Criminal Trial Law.  Mr. Funk is a LIFE Member of the Florida Association of Criminal Defense Attorneys and currently sits on its Board of Directors.  Additionally, he is a member of the International Criminal Defense Attorney Association and is on the list of approved counsel to appear in the International Criminal Court in The Hague, Netherlands.  He is a member of the National Association of Criminal Defense Lawyers, the Association of Trial Lawyers of America, the American Bar Association and is a former member of the Vassar B. Carlton American Inn of Court and Board of Directors Member of the Children's Home Society.  Currently, he is a shareholder in Funk, Szachacz and Diamond, LLC in Florida.  Mr. Funk was named to the list of  Legal Elite  for Florida Lawyers in 2007 by Florida Trend Magazine.

As counsel of record in thousands of criminal cases, Mr. Funk successfully secured an acquittal of 1st degree murder for the “The Black Widow”, Maria Sodre, in State of Florida v. Maria Sodre, secured the acquittal of the U.S. Postal worker, Kevin Colin Cotter, in United States of America v. Kevin Colin Cotter, secured an acquittal of a 166 count Indictment of NASA Space Shuttle quality assurance specialist, Billy Thomas Thornton, in United States of America v. Billy Thomas Thornton and successfully argued before the Florida Supreme Court securing a reversal of the 1st degree murder conviction and death penalty sentence in Brooks v. State of Florida.  He has garnered acquittals in numerous jury trials including allegations of rape, lewd and lascivious acts, arson, murder, theft, DUI, murder-for-hire, drug trafficking and others.  Mr. Funk has represented victims of crimes and has also successfully represented victims of medical malpractice and nursing home abuse.

Mr. Funk is a frequent guest and commentator on a variety of legal issues.  He has appeared on Court TV with Johnnie Cochran on Johnnie Cochran Tonight, with Nancy Grace on Pros and Cons, with Jami Floyd on Best Defense, with  Ashleigh Banfield on Courtside,  with Catherine Crier on Live, and with hosts Fred Graham, Diane Diamond, Roger Cossack, Amanda Grove and Jack Ford on Open Court.  Additionally, his cases have been featured in Marie Claire magazine, CourtRadio and hundreds of newspapers throughout the world.  His defense in the Pennsylvania lesbian murder trial he conducted is highlighted in an episode of Forensic Files- “Cries Unheard" and is the subject of the novel Lipstick and Blood by John Kearney.