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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Server Maintenance Notice 18/06/2026

18 June 2026
CORE and the RBO will be unavailable 17:30pm to 18:30pm today, Thursday 18 June 2026. Please save all work that you are carrying out on the system before this time. We apologise for any inconvenience caused. Published 18/06/2026.
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Daily Processing Times 17/06/2026

17 June 2026
As of 17 June, we are processing submissions received on the following dates: -Ordinary A1 Online Scheme: 27 May 2026 -Fé Phrainn A1 Online: 08 June 2026 -RBN1 Business Names: 09 June 2026 -B2 Company Address: 10 June 2026 Forms C1s, C1As, C1Bs, add F8s for the 16 – 17 June will be registered today.
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Daily Processing Times 16/06/2026

16 June 2026
As of 16 June, we are processing submissions received on the following dates: -Ordinary A1 Online Scheme: 25 May 2026 -Fé Phrainn A1 Online: 04 June 2026 -RBN1 Business Names: 07 June 2026 -B2 Company Address: 10 June 2026 Forms C1s, C1As, C1Bs, add F8s for the 12 – 13 June will be registered today.
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