AGREEMENT between Ing. Erich Pfeiffer GmbH Oeschlestr. 124-126 78315 Radolfzell and Hans-Josef Schutz Kreidenweg 22 78166 Donaueschingen Paragraph 12 of the Employment Agreement between Ing. Erich Pfeiffer GmbH and Hans-Josef Schutz dated November 15, 1993 will be modified as follows: The Employment Agreement is extended by five further years and will be automatically extended by another year. It will start on May 1, 1998. The Employment can be terminated after these five years by either party with a notice of 12 months per December 31 of a year. /s/ Hans-Josef Schutz /s/ Peter Pfeiffer - --------------------- ------------------ Hans-Josef Schutz Ing. Erich Pfeiffer GmbH May 15, 1997 May 15, 1997 - ------------ ------------ Date Date