Formerly partner of GROSSWEBER. They practice what they preach. They offer trainings for modern software technologies like Behavior Driven Development, Clean Code, Git, HTML5 and, my personal favorite, Expression Blend. Their staff is fluent in a variety of languages, including English.
For those German friends out there: do you remember the German education program Telekolleg. At some lessons during my schooldays our teachers showed us those videos about specific points of a current issues. It was pretty funny, but as I saw the following clip from the BBC crew I couldn't stop laughing.
Infected? Search at youtube for "look around you" to watch more of these funny movies.