CityFibre

Acquired

Fibre network purpose built for the data age.

London, United Kingdom · Founded 2011 · $1.1B raised

Headquarters
London
Employees
1001–5000
Founded
2011
Business Model
B2B
Total Funding
$1.1B
Last Round
$1.1B Growth EquityAug 2021
Rounds
1

About

CityFibre is an independent British telecommunications network provider, building and operating a wholesale full fibre (FTTP) infrastructure platform across the United Kingdom. As the UK's third-largest network provider and largest independent altnet, CityFibre provides gigabit-capable broadband to over 3.5 million premises across more than 75 metropolitan areas, partnering with over 35 ISPs including Vodafone, Sky, TalkTalk, Zen Internet, and toob. Founded in 2011 and headquartered in London, the company operates a wholesale-only model enabling ISPs to deliver ultrafast broadband to homes, businesses, and the public sector. CityFibre's network, which supports speeds up to 10 Gbit/s via XGS-PON technology, is co-owned by Antin Infrastructure Partners, Goldman Sachs Asset Management, Mubadala Investment Company, and Interogo Holding.

Summary

CityFibre is a SaaS company based in London, United Kingdom, founded in 2011. It has raised $1.1B in total across 1 round, most recently a $1.1B Growth Equity round in Aug 2021. Investors include Mubadala Investment Company, Interogo Holding and Antin Infrastructure Partners.

Tech & App Stack

5 technologies & apps tracked

Create a free account — 10 credits a month to unlock the full tech & app stack, funding history, and valuations.

Sign up to view the funding chart

Create a free account — you'll get 10 credits a month to unlock funding history, valuations, and tech stacks.

Funding History

Debt FinancingDebt FinancingJan 2025
$6.1B

Sign up to see all 3 rounds

Full funding history, per-round amounts, and investor participation.

Investors

Similar Companies