you can try some or all of the following websites:
gingerbread.ie, treoir.ie, rollercoaster.ie.
I haven't heard of anything like what you describe; some time ago there was a couple (I think) who were setting up seminars on Sep & Divorce; but I think it was more from the legal/settlement perspection rather than counselling.
There are bereavement groups such as Bethany and local parishes often run retreats and similar that may be of help (depends if your friend would find this helpful or not - some do, some don't).