When the Berlin Wall fell, it became clear to many Zeissians in East and West that Carl Zeiss would also undergo numerous changes. Indeed, nearly two years elapsed before the companies were reunited. In particular, the intense debate on the future status of the Carl Zeiss Foundation complicated the negotiations. The Declaration of Biebelried, signed in May 1990, was a milestone in the history of the reunification of Carl Zeiss. Shortly before the currency union took effect, the two parties declared their intent to merge.
The first visit of the Oberkochen works council to Jena in January of 1990 showed just how difficult the initial attempt at rapprochement was: the executive management in Oberkochen wanted to forbid this plan entirely, so that the works council members traveled as private persons. The executive management in Jena likewise prohibited any official contact. Thus, the meeting was held outside the plant.
Further intensive discussions followed, during which the corporate management representatives worked out a common focus. On May 29, 1990, the declaration of intent was signed in the small town of Biebelried, in Lower Franconia.
Gattnar described the negotiations: “Mr. Skoludek and I literally went into an enclave until we were able to send up white smoke.” The agreement contained the following points: