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SIRO DESIGNATED ACTIVITY COMPANY

#540946 Private limited by guarantee

Company Details

Company Number 540946
Company Type Private limited by guarantee
Type Code 1103
Status Normal

Important Dates

Registration Date 12 March 2014
Last Annual Return 12 September 2025
Last Accounts Filed 31 December 2024

Registered Address

The Herbert Building

The Park

Carrickmines, DUBLIN, Ireland

D18K8Y4

Contact Details

Phone Number Unknown
Email Address Unknown

Company Website

Company Description

Siro Designated Activity Company is the fibre-first provider powering hundreds of new-home developments across Ireland. By leveraging a 100 % fibre-to-the-building network built on the ESB infrastructure, Siro delivers fast, reliable and future-proof broadband without any copper in the supply chain, ensuring a smoother, more resilient connection for modern households.

The company's service suite spans residential, small-business and medium-to-large enterprise customers, all accessed through a network of trusted broadband partners. An easy-to-use Eircode checker lets prospective users confirm whether Siro's fibre is available at their address, while the "New Home Developments" portal showcases the latest projects benefiting from the company's ultra-fast connectivity.

With thousands of premises already passed and a growing base of satisfied customers from Moate to Melbourne, Siro is establishing itself as the go-to fibre provider for new builds and businesses seeking a robust, copper-free broadband solution throughout the country.