Diamond & Skillen is a Chartered Accountants Practice situated at 89/101 Royal Avenue in the centre of Belfast.
We are affiliated to the institute of Chartered Accountants in Ireland (ICAI), also known as Chartered Accountants Ireland (CAI).
Originally formed in 1926 by P Oswald Diamond, the practice operated from offices at 5 Bedford Street, Belfast, moving to 58 Howard Street in Belfast in 1965. In 2002 we moved to our current prestigious premises on Royal Avenue.
2001 - date
Sole practitioner: Nigel V. Skillen FCA
Nigel V. Skillen FCA - Joined the practice in 1987
J. Nelson Dillon - Joined the practice in 1969
Colin E. Skillen - Joined the practice in 1998
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