Heval Mienert studied law at the University of Heidelberg. While working as a research assistant at the Julius-Maximilians-University of Würzburg, he began his doctoral thesis on "Trademark Conflicts on the Internet".
He completed his legal clerkship at the Court of Appeals in Berlin, including stations at the Federal Chancellery (Department for Fundamental Issues of Digital Policy) and at an international law firm in New York.
Before founding the law firm Mienert, Heval Mienert worked as a lawyer in the Berlin office of the international law firm Morrison & Foerster LLP. There he advised international companies in the technology and media sectors, primarily in the areas of IT law and general contract law.
As a lecturer, Heval Mienert teaches IP law in the Master's program "European Film Business and Law", a cooperation between the Erich Pommer Institute, the Film University Babelsberg and the University of Potsdam.