The raising complexity and the companies pressure to differentiate can be handled with the help of Enterprise Architecture (EA) management. Therefore, the EA management processes have to be aligned with the specific companies needs and context. To allow a fast and easy introduction of an EA management it is advisable to use known best practices. But as the aforementioned factors have a great impact on the specific EA management of a company, it is important refine best practices according to the organization specifics. This paper describes an approach to support the definition and execution of an organization-specific EA management.