Weiden in der Oberpfalz
After leaving school having successfully passed the Abitur examination, Cantzler studied law, economics and tax law. He then worked as a public prosecutor in Weiden in der Oberpfalz, Ansbach and Nuremberg, was a judge from 1961 to 1970 at the Nuremberg Social Security Court, before becoming President of the Bayreuth Social Security Court in 1978. He was President of the Nuremberg Social Security Court from 1994 to 1996. In addition, he was Deputy Head of the Nuremberg Pensions Authority.