On August 12, the assembly of the Williams-organ in the Regenboogkerk of Hilversum started. On the Great there was still room for one stop, decided was to place a Mixure with typical English composition including thirds. Both the pipe scale as well as pipe contruction were taken from the Principal 4 '.

The organ is inaugurated on September 22nd 2013.

On Christmas Eve the Royal Family visited the church and organ.

More information and pictures can be found under "Instruments".