 Foresighted early environmentalists intervened for a period of trustee years until a formal trust was created to own and manage the preserve.AB Kullabergs Natur was established in 1913 and acquired a portion of the lands on the peninsula.In 1968, a portion of the site was owned by the Krapperup Estate (owners of nearby Krapperup Castle), and, at that time, the tenant in tail, Gustaf Gyllenstierna, consigned the balance of Kullaberg to the Gyllenstierna Krapperup Foundation.