Welcome to the Companies Registration Office Ireland

The Companies Registration Office (the CRO) is the central repository of public statutory information on Irish companies, business names, and limited partnerships

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Emergency Maintenance Notice (2) 29/08/2025: CORE

29 August 2025
Emergency Maintenance Notice: CORE will be unavailable for a period of time from 2pm this afternoon (Friday 29/08/2025). Please save any work before this time. We apologise for the inconvenience caused.
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Emergency Maintenance Notice (1) 29/08/2025: The RBO

29 August 2025
Due to Emergency Maintenance, the RBO will be unavailable for a period of time from 11am this morning (Friday 29/08/2025). Please save any work before this time. We apologise for the inconvenience caused.
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UPDATE: Planned system maintenance notices

28 August 2025
Planned system maintenance notice (1): The RBO Customer Portal will be unavailable for a period of time from 17:30 on 28/08/2025. Please save all work you are carrying out on the system before this maintenance starts. Planned system maintenance notice (2): Please note the new date for this notice. CORE will be unavailable from 17:30
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