After finishing his legal studies in 1980, Mr. Schulz started his career as a defense lawyer specializing in the area of criminal prosecution.

In 1984, Mr. Schulz began to develop an expertise in civil litigation for victims of terrorism.
He has participated in many international high stake high-profile prosecutions including Berlin’s La Belle Discotheque bombing in 1986, Hamburg’s Al Quaida 9/11 trial in 2002 and several international terrorist cases such as "Carlos the Jackal" and Lockerbie Pan Am 103.

Today, he is actively involved in multi-million dollar lawsuits against social media platforms, state sponsors and non-state actors of terrorism.

Additionally, Mr. Schulz has recently focused his professional activities on sexual abuse cases against clerics, aiming to hold the Catholic Church accountable for their crimes against innocent minors.
   
In 2022, Mr. Schulz brought Pope Benedikt XVI to trial before the District Court of Traunstein in Germany for aiding and abetting sexual abuse of minors.
He is the first lawyer ever to successfully bring a pope to trial