About Substantial Group
Substantial Group is the parent company for Netomnia and YouFibre, operating as the UK's second largest alternative fibre provider. Founded in 2019, the company has rapidly grown to become a significant player in the British telecommunications infrastructure market, building and operating full-fibre networks across the United Kingdom.
The group specialises in delivering high-speed broadband infrastructure to homes and businesses throughout the UK, with its networks expected to cover more than 3.4 million fibre premises. Substantial Group has been shaping the digital future of the UK by providing wholesale fibre access and retail broadband services through its consumer brand YouFibre, offering ground-breaking speeds up to 8000 Mbps.
In February 2026, Substantial Group announced a landmark £2 billion acquisition by InfraVia, Liberty Global and Telefónica through their joint venture nexfibre. The transaction, which unlocks £3.5 billion in investment for the UK market, creates one of the largest alternative fibre platforms in the country, establishing a scaled challenger to BT Openreach. The company's investors include Advencap, DigitalBridge and Soho Square Capital, and its headquarters are located in Tewkesbury, Gloucestershire.
FAQs
- When was Substantial Group founded?
- Substantial Group was founded in 2019.
- Who is the CEO of Substantial Group?
- Jeremy Chelot is the CEO.
- What industries or markets does Substantial Group operate in?
- Substantial Group operates in the following markets: Telecommunications, Consumer Broadband, Telecom Services, Broadband, Fiber Optics, Internet Service Providers, Telecommunications infrastructure, Wholesale Telecommunications, Digital Infrastructure, and Network Infrastructure.
- How many employees does Substantial Group have?
- Substantial Group has 1-10 employees.
- Where does Substantial Group have employees?
- Substantial Group has employees in United Kingdom.
- Does Substantial Group support remote work or working from home?
- Yes, Substantial Group is a remote-friendly company.
- What employee benefits does Substantial Group offer?
- Substantial Group provides 10 benefits to their employees.
- Does Substantial Group offer a four-day work week?
- No, Substantial Group does not offer a four-day work week.
- Is Substantial Group transparent about salaries?
- Yes, Substantial Group practices salary transparency, often including salary or compensation ranges in their job posts. They provide salary data for 1 role.
- What is Substantial Group's website?
- Substantial Group's website is substantial.group.
- Where can I find Substantial Group on social media?
- You can find Substantial Group on LinkedIn.
United Kingdom