The view from Declan de Lacy’s office across the private park in Dublin’s Fitzwilliam Square is mesmeric on a sunny day. It is just a few weeks since he founded his own accountancy firm, Fides, and the garden is at its best.  I am meeting the well-known liquidator after he decided to set up his own business rather than stay with private equity-owned Azets Ireland, after it acquired his then firm PKF O’Connor, Leddy & Holmes in 2024. As the Irish mid-market accountancy business consolidates, de Lacy is going the opposite direction by starting out on his own.  Over a…