Walkelin made his brother Simeon the Prior of Winchester and then influenced Simeon being made Abbot of Ely in 1082, where he began the new Ely Abbey in 1093 (the same year that the choir of Walkelin's Winchester Cathedral was completed) before dying the following year.
Walkelin bestowed upon his brother Simeon the position of Prior of Winchester, and later orchestrated Simeon's elevation to Abbot of Ely in 1082.  Simeon subsequently established the new Ely Abbey in 1093 (the same year that the choir of Walkelin's Winchester Cathedral was finished), before passing away the following year.