General civil law In addition to their respective fields of specialisation, the lawyers in the firm of Kessler & Partner have many years of experience in advising and representing clients in the entire field of general civil law. Particularly worthy of note are activities relating to contract, warranty and liability law (including medical liability cases, which are specially handled by Dr. Sudbrink). Dr. Alexander Hardt, Lawyer Eckhard Strohkirch, Lawyer Hermann Ströver, Lawyer Dr. Richard Seidemann, Lawyer Dr. Arvid Siebert, Lawyer Dr. Holger Sudbrink, Lawyer