The German cooperative Hagebau is streamlining its management. Jan Buck-Emden, chairman of the management team, will additionally take over responsibility for the builders' merchants division from Hartmut Goldboom, who is leaving the management team and will in future be director with general power of attorney and look after partner development. He succeeds Horst Schreiber in this role, as Schreiber is retiring. The other Hagebau management team members are Sven Grobrügge (accounting /controlling/finance) and Torsten Kreft (retail).