its not clear if you really need something like this 'impressum' on a
non-commercial hompage like this one.
but since all information here can easiely be found anyway, here it is: 

responsible for this site/verantwortlich fuer diese site:
martin brinkmann
zum dieker ort 18
28870 ottersberg
germany
tel.042937208
email: mnb@martin-brinkmann.de