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Mark Grehan


BSc Arch TCD 2004
B Arch DIT 2004

Mark joined O’Donnell + Tuomey in 2007, having previously worked in other practices in Dublin, Australia and New Zealand. He was appointed Associate in 2013 and Director in 2017.

Over the past 13 years, he has been responsible for leading and delivering several award-winning buildings, including Lyric Theatre Belfast (Stirling Prize finalist) and Central European University (RIAI Best International Project Award, finalist for the Mies van der Rohe European Award and RIBA International Prize). He has been a pivotal member of the team in several competition winning projects including LSE Student Centre and the Irish Art and Cultural Centre in Derry (both Stirling Prize finalists) and Coleraine Museum and Library.

He is currently leading an ODT team in the development of an exciting new Victoria & Albert Museum in East London. He also leads on the technical direction across the practice, providing advice and support on detail design, contracts, procurement and construction for all ODT projects.

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