About KOC

Founded in 1999 by Mark Kelly and Sean O’Callaghan, KOC are celebrating 20 years in business; two decades of supporting our clients in all areas of cost and project management.
At KOC we offer our clients a professional approach and efficient service that is tailored to their specific needs. Our core aim is to ensure cost effectiveness at every stage of the construction process and to provide independent, impartial and trustworthy advice to our clients. We’re proud to say that the success of this commitment has been proven time and again through repeat business.
KOC offers a full range of services including cost management, project management and funder advisory services. Our team primarily operates out of the main headquarters in Dublin while also maintaining satellite offices in Cork, Carrick-on-Shannon, Berlin and London. KOC has an excellent reputation supporting local and international clients across all sectors in Ireland, the UK and mainland Europe.
“I can confidently recommend Kelly & O’Callaghan Ltd for their Quantity Surveying Services.”
Alan Kelly - Ballymore
“… able to provide intelligent solutions for any problems that may arise.”
Luke Comer – Comer Homes Group
“Our experience has been very positive and they have provided an outstanding level of service…”
Brett Desmond – Five Guys
“We expect to continue working successfully with Kelly & O’Callaghan for many years to come.”
Adrian O’Sullivan – European Property Investment
Dublin
Kirwan House,
195 North Circular Road,
Dublin 7, D07 FWN6.
+353 (1) 838 1055
Cork
River House,
Blackpool Retail Park,
Cork, T23 R5TF.
+353 (21) 242 7405
UK
2nd Floor, Westminster Tower,
3 Albert Embankment,
London, SE1 7SP.
+44 207 835 5531
Germany
Grunewaldstrasse 44,
10825 Berlin.
+ 49 30 269 470 69
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