Treasury Annex Building

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Treasury Annex Building

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Address

Grand Canal Street Lower

Dublin 2

Ireland

Size

Office: 103,000 sq. ft GIA / 62,700 sq. ft NIA

Architect

Henry J Lyons

Status

Handover Completed February 2025

Situated at the prominent junction of Grand Canal Street Lower and Macken Street, this eight-storey, 103,000 sq. ft. (GIA) Grade A office building is directly connected to the historical landmark Treasury Building, forming a high-spec, future-focused campus in the heart of Dublin’s prime business district.

Treasury Annex Building

We are delighted to confirm that the Treasury Annex Building, developed by the Ronan Group, was successfully handed over to the occupier on target Q1 2025.

Treasury Annex Building

The redevelopment of the Treasury Annex Building from a 3-storey to an 8-storey structure has significantly expanded the available office space, more than doubling the building's workspace. This creates more capacity for business growth and increased employment opportunities.

Treasury Annex Building
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