These are: The Ussher Library, Trinity College; Waterford City Library; Virus Reference Laboratory, UCD; Model Arts & Niland Gallery, Sligo; Douglas Hyde Gallery 2, Dublin; Temple Bar Gallery & Studios; Black Church Print Studio; Temple Bar Music Centre; Sligo Courthouse; Dungloe District Offices; Tubbercurry Civic Offices & Library; Dun Laoghaire-Rathdown County Hall; Siena Monastery, Drogheda; Grafton Street Apartments; Louis Lane Mews, Dublin; Square House, Dublin; Abbey Theatre.

The work of Niall McCullough and Valerie Mulvin has been marked by its appreciation and reuse of existing architectural fabric together with the simultaneous emergence of idealistic spatial form - architecture both empirical and deductive; architecture as re-presentation and invention.

Theirs is an Irish architecture cognisant of contemporary European culture.