Alteration and fit-out of the existing office building in Blackhall Street, in Mullingar, including: internal demolitions, replacement of some of external windows and doors, new internal walls and screens, new internal doors, alterations to existing mechanical and electrical services, replacement of floor and ceiling finishes, new furniture, refurbishment of first floor toilets, painting throughout all floors and stairwells, and exterior; including material alteration, fire certificate is not required.