CityFibre

Fiberoptic Equipment · London, United Kingdom · Founded 2011 · Privately Held (backing)

Operator of an independent full fiber infrastructure platform and supplier of fiber optic equipment intended to serve service integrators, enterprise and consumer service providers and mobile… CityFibre is based in London, United Kingdom and was founded in 2011. Its last reported valuation was $3.6 billion in Mar 2023. It has raised $13.5 billion across 1 recorded round; the latest was a $4.4 billion growth round in Jul 2025.

Last reported valuation
$3.6B
Oct 2026
Priced at
—
Total raised
$13.5B
Last round
PE Growth/Expansion
Jul 2025
How much has CityFibre raised?
$13.5Bacross 1 recorded rounds · Jul 2025 – Jul 2025

Most recently, CityFibre raised $4.4B in its PE Growth/Expansion (Jul 2025).

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CityFibre round by round

1 rounds
Jul 2025PE Growth/Expansion$4.4B▮
+ 1 more investors · free account

How much has CityFibre raised?

CityFibre has raised $13.5 billion in total; 1 of its rounds is on record. The largest on record was a $4.4 billion growth round in Jul 2025.

CityFibre investors

5 investors are on record for CityFibre, including Mubadala Investment Company, Goldman Sachs Asset Management, Antin Infrastructure Partners and Interogo Holding. The growth round in Jul 2025 drew 4 investors.

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Frequently asked about CityFibre

How much has CityFibre raised?
CityFibre has raised $13.5B in total across 1 recorded funding rounds.
When was CityFibre's last funding round?
CityFibre's most recent recorded round was PE Growth/Expansion in Jul 2025, raising $4.4B.