NTT London 1 Data Centre
Dagenham, East London, UK · Opened 2020 (initial building), ongoing expansion · £500 million (part of overall UK investment plan), with plans for significant further investment [168, 169]
The judgement call
Account-gated at launchSignificant investment in the UK data centre market, establishing a major presence in London [168]. - Focus on creating a networked platform across multiple London data centres to offer scalable capacity and interconnection [171]. - Strategic land acquisitions for future development, indicating long-term commitment to the region [169].
Key engineering challenges
Designing and constructing a large-scale data centre campus with high power and cooling requirements. - Ensuring high availability and redundancy for critical IT infrastructure. - Integrating advanced network capabilities to support diverse customer needs. - Managing rapid expansion to meet growing demand for data centre services in the London market.
Project facts
- Client / owner
- NTT Global Data Centers
- Lead contractor
- NTT (with various construction and technology partners)
- Lead designers
- —
- Project type
- new build; upgrade
- Scale
- 12,800m² of data centre server space, 32MW of critical IT load (initial phase), with plans to expand to 64MW and over 100MW across seven London data centres [170, 171, 172].
- Disciplines
- Electrical engineering; mechanical engineering; civil engineering; network engineering; data centre architecture.
- Standards & frameworks
- Industry standards for data centre design and operation (e.g., Uptime Institute Tier standards).
Sources: [168] Gallagher Group. NTT Data Centre. https://www.gallagher-group.co.uk/ntt-data-centre/ (Accessed: 2026-06-10). [169] Data Center Dynamics. NTT Data acquires land in seven markets for 1GW of data center developments. https://www.datacenterdynamics.com/en/news/ntt-data-acquires-land-in-seven-markets-for-1gw-of-data-center-developments/ (Accessed: 2026-06-10). [170] NTT. London 1 Data Center. https://services.global.ntt/en-us/services-and-products/global-data-centers/global-locations/emea/london-1-data-center (Accessed: 2026-06-10). [171] NTT. London data centers and colocation. https://services.global.ntt/en-us/services-and-products/global-data-centers/global-locations/emea/london-data-centers (Accessed: 2026-06-10). [172] Data Center Dynamics. NTT opens London 1 data center in Dagenham. https://www.datacenterdynamics.com/en/news/ntt-opens-london-1-data-center-dagenham/ (Accessed: 2026-06-10).