Venue Hire No. 22 Merrion Square is the perfect venue for your meeting, conference or dinner situated in the heart of Dublin city centre.  Old meets new; No. 22 Merrion Square offers both period rooms with modern facilities, tiered lecture theatre and a state of the art training facility.     For further information or if you would like to view the venue please contact Orla Doran at:   Email: events@coa.ie Tel: 01 2650602   Download the brochure below for details on the college facilities.