Robert Marcus earned his Juris Doctor at University of San Diego Law School.
He founded his law office in 1977, and was joined by fellow trial lawyer, Johnathan B. Mack. From there they have only grown and now have 5 office locations throughout Pennsylvania. The National Trial Lawyers Association has put him in the top 100 every year from 2015 to 2018. He has handled many cases involving wrongful deaths, industrial accidents, products liability, motor vehicle accidents, and much more. Robert is also a member in many organizations throughout the community.