His works are included in major public and private collections at home and abroad including:

•	Aer Lingus	•	Kerry Co-Op
•	Punchestown Championship	•	Bord Fáilte
•	Bord na Gaeilge	•	Board of Works
•	Board Telecom Éireann	•	The IRFU
•	Former President, Dr. Patrick Hilary	•	Former Taoiseach, Charles Haughey
•	Minister John Wilson	•	US Ambassador, WPJ Curley
•	Timothy J Rooney, President, Yonkers Raceway, New York	•	Irish Independent Art Critic, Ian Baird
•	Smurfit's

Exhibitions: He has had four one-man exhibitions in the Lincoln Gallery, Dublin, Kilakee Art Gallery, Dublin and the Miramar Art Gallery, Malaga, Spain.

Group Exhibitions include the Royal Hibernian Academy, the Killarney Art Gallery, Mulvany Bros. Kingswood Art Gallery, The Grapevine Gallery Dublin and the Concept Art Gallery, Pittsburgh, USA.

His works are sold mainly at auction with James Adams, DeVere Whites of Dublin, Sotherby's and Christie's of London. The highest price to date fetched for one of Roy's paintings was £12,000 stg. (€16,000) on the 6th of June, 2007.