Hillebrandt-J. b.v. is a so-called network organisation; all of the people who are active under the name Hillebrandt-J. are self-employed. For over seven years, Hillebrandt-J. has been involved in leadership and innovation development within organisations and businesses, both in the Netherlands and in a number of other European countries. Lilian Nagel and Hans Jacobs are the co-owners of Hillebrandt-J. b.v.