
CityFibre
AcquiredFibre 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
- Website
- cityfibre.com
- 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
Jan 2025
Sign up to see all 3 rounds
Full funding history, per-round amounts, and investor participation.
Investors
Similar Companies

OpenAI is an AI research and deployment company dedicated to ensuring that general-purpose artifi...

Databricks is the pioneer of the data lakehouse, a unified platform for data science, machine lea...

AI-powered platform designed for immigration law firms

Food and facilities management services

Visma is a European provider of mission-critical enterprise resource planning software and servic...

For more than 30 years, BMC has helped thousands of companies around the world master IT complexi...