Here are a few samples of German>English subtitling work I've done.

Der Aufenthalt (Held for Questioning)

DEFA 1982, dir.: Frank Beyer

Drama

(c) PPROGRESS Film GmbH

Revue um Mitternacht (Midnight Revue)

DEFA 1962, dir.: Gottfried Kolditz

Musical

(c) PPROGRESS Film GmbH

Die lange Hoffnung (The Long Hope)

Medienwerkstatt Freiburg 1984, dir.: Pepe Danquart

Documentary

(c) Medienwerkstatt Freiburg e.V.

Available without English subtitles here.