| Cohere (UK)Companies | The London base of a Canadian-founded company that builds large language models for businesses and governments; its chief executive and chief technology officer are UK-based. | 100 New Oxford Street, London | Companies House · cohere.com/blog/cohere-triples-uk-footprint-with · find-and-update.company-information.service.gov. · find-and-update.company-information.service.gov. | verified |
| Cursor (UK)Companies | The London European headquarters of a US company that makes an AI assistant for writing software; its first office outside the United States. announced | London | Companies House · gov.uk/government/news/ai-to-power-national-rene · find-and-update.company-information.service.gov. · find-and-update.company-information.service.gov. · find-and-update.company-information.service.gov. | verified |
| Faculty (acquired by Accenture)Companies | A London applied-AI company, founded in 2014, now part of the US-listed consultancy Accenture; its chief executive became Accenture's chief technology officer. acquired | London | Companies House · newsroom.accenture.com/news/2026/accenture-to-ac · newsroom.accenture.com/news/2026/accenture-compl · find-and-update.company-information.service.gov. · find-and-update.company-information.service.gov. | verified |
| Google (UK)Companies | The UK operation of the US search and cloud company, which runs a data centre at Waltham Cross and a King's Cross office that houses Google DeepMind. | King's Cross, London | blog.google/around-the-globe/google-europe/unite · gov.uk/government/news/us-uk-pact-will-boost-adv · gov.uk/government/news/record-breaking-150bn-inv · blog.google/company-news/inside-google/around-th | verified |
| Groq (UK)Companies | The UK operation of a US maker of chips and cloud services for running trained AI models, which planned its first UK data centre in London. | London | Companies House · gov.uk/government/news/ai-to-power-national-rene · find-and-update.company-information.service.gov. · groq.com/newsroom · groq.com/blog/groqcloud-expanding-to-meet-demand | verified |
| IBM Research UKCompanies · also on Labs | The UK research arm of the US computing company IBM, with labs at Hursley, near Winchester, and Daresbury, Cheshire, working on AI and quantum computing.Profile- Owner or parent
- IBM Research (IBM Research Europe)
- Lab director or lead
- Michael Bradley — UK Senior Research Manager, IBM Research (Hursley) — date not stated
- Other leaders
- Helen Stanton — Program Manager for Research; Dave Braines — Delivery lead for Safer Materials Advisor; Geeth de Mel — Manager and Senior Research Scientist; Anna Paola Carrieri — Manager and Senior Research Scientist
- Site and address as published
- "Based at Hursley"; Daresbury Lab (joint Hartree National Centre for Digital Innovation with STFC)
- Headcount
- Not stated ("growing team")
- What it does
- IBM's UK research lab, based at Hursley, with a team at Daresbury working with STFC's Hartree Centre. Its teams build algorithms for AI and quantum applications in earth and space observation, healthcare and life sciences, materials and AI-accelerated science. In 2026 it released TokaMind, a foundation model of fusion plasma built with the UK Atomic Energy Authority.
- Research groups or focus
- "artificial intelligence, climate and life sciences, quantum computing, and hybrid cloud"; Bradley's teams: Earth and Space Observation, Healthcare and Life Sciences, AI-accelerated science; projects: physics extremes computing, simulation for accelerated discovery, Auto-omics
- Notable outputs
- TokaMind — fusion plasma foundation model (about 9 million parameters, about 40 signals from the MAST tokamak), with UKAEA and the Hartree Centre — 23 Apr 2026 (partnership already BIZ-CLD-6028); TokaMark — benchmark of 14 plasma-analysis tasks — 2026; flood-event detection from satellite data, co-developed with Hartree — blog of 31 Mar 2023; AI platform for inflammatory bowel disease drug development with Reprocell and Hartree — 2023. The UK lab page also lists TerraStackAI, an IBM–ESA open-source flood and wildfire model, an open-source ocean model and foundation models for materials; UK authorship of each is not stated.
- Selected papers
- TokaMind (full title not seen) — arXiv — Feb 2026 — https://arxiv.org/html/2602.15084v1 ; TokaMark (full title not seen) — arXiv — Feb 2026 — https://arxiv.org/html/2602.10132v2 (both links taken from IBM's blog; arXiv pages not opened)
- Funding or budget as published
- Hartree National Centre for Digital Innovation, £210m over five years — 4 Jun 2021 — https://uk.newsroom.ibm.com/2021-06-04-UK-STFC-Hartree-Centre-and-IBM-Begin-Five-Year-210-Million-Partnership-to-Accelerate-Discovery-and-Innovation-with-AI-and-Quantum-Computing (already DEAL-BIG-001)
- Partners named
- STFC Hartree Centre — HNCDI, "our first Discovery Accelerator in Europe" — Jun 2021; UKAEA — TokaMind — Apr 2026; Reprocell — IBD drug-development platform — 2023; Unilever and Gexcon UK — HNCDI launch partners quoted — Jun 2021
- Uk government links
- HNCDI with STFC (UKRI), announced with Science Minister Amanda Solloway, Jun 2021; DSIT's Regulatory Innovation Office co-hosted an AI hackathon with IBM (sector plan update, 10 Jun 2026)
- Status now
- Active; HNCDI's five-year term began June 2021, and no renewal was found on pages opened.
Labs Round 8 deep profile (31 Oct 2026), as the researchers wrote it; confidence: verified (HNCDI: IBM newsroom and IBM Research blog); other fields one source. Sources - research.ibm.com/labs/uk
- research.ibm.com/people/michael-bradley
- uk.newsroom.ibm.com/2021-06-04-UK-STFC-Hartree-C
- research.ibm.com/blog/ibm-stfc-accelerating-inno
- research.ibm.com/blog/fusion-plasma-ai-model
Models and products (1)- TokaMind (fusion plasma foundation model) 2026-02-16 released (open source)Open-source foundation model for fusion plasma, trained on data from UKAEA's MAST tokamak by IBM Research, UKAEA and the Hartree Centre.
| Hursley, Winchester | uk.newsroom.ibm.com/2021-06-04-UK-STFC-Hartree-C · gov.uk/government/publications/digital-and-techn · ukri.org/news/stfc-launches-powerful-new-ai-supe · gov.uk/government/news/pm-launches-national-skil | verified |
| Meta (UK)Companies | The London operation of the US social-media company, including a Meta AI research (FAIR) team and funding for an AI fellowship in UK government. | King's Cross, London | ai.meta.com/blog/fair-unveils-uk-phd-program-in- · gov.uk/government/publications/digital-and-techn · gov.uk/government/news/uks-best-ai-engineers-can | verified |
| Microsoft AI London hubCompanies · also on Labs | A Microsoft research and engineering team in London that works on large language models and the infrastructure behind them.Profile- Owner or parent
- Microsoft, Microsoft AI division (Mustafa Suleyman, EVP and CEO of Microsoft AI)
- Founded or opened
- announced 7 Apr 2024
- Lab director or lead
- Jordan Hoffmann — hub lead (formerly Inflection and DeepMind) — from the 7 Apr 2024 announcement (not re-confirmed in 2026)
- Other leaders
- Mustafa Suleyman — EVP and CEO, Microsoft AI; leads the MAI Superintelligence Team (Nov 2025 post)
- Site and address as published
- "central London", with a team at Microsoft's Paddington office (Apr 2024)
- Headcount
- Not stated for the hub. Microsoft UK as a whole: "6,000 employees" — 16 Sep 2025 — https://blogs.microsoft.com/on-the-issues/2025/09/16/microsoft-30-billion-uk-ai-future/. On 31 Oct 2026 Microsoft AI listed 21 London roles (15 Microsoft AI, 6 Health) — https://microsoft.ai/job-region/london-united-kingdom/
- What it does
- Microsoft AI's research and engineering hub in London. When it was announced in 2024, its stated job was work on state-of-the-art language models, their supporting infrastructure and tooling for foundation models. Its London job listings in October 2026 cover pretraining data, safety post-training, multimodal safety, frontier risk and alignment, AI supercomputing and health.
- Research groups or focus
- "advance state-of-the-art language models and their supporting infrastructure" (2024). London roles on 31 Oct 2026: Pretraining Data; Safety Post-training; Multimodal Safety; Production Safety; Research Scientist, Frontier Risk & Alignment, Futures team; Compute Infra HPC; AI Supercomputing; Health (Applied AI, Privacy, Product)
- Notable outputs (Microsoft AI division-wide; no page credits London)
- MAI-Thinking-1 — reasoning model, sparse Mixture of Experts, about 35B active and 1T total parameters, public preview on Microsoft Foundry — 12 Aug 2026; seven in-house MAI models (MAI-Thinking-1, MAI-Code-1-Flash, MAI-Image-2.5, MAI-Image-2.5-Flash, MAI Transcribe-1.5, MAI-Voice-2, MAI-Voice-2-Flash) — 2 Jun 2026
- Funding or budget as published
- Not stated for the hub. Microsoft's $30bn UK commitment for 2025–2028 is already DEAL-BIG-021
- Partners named
- OpenAI — named as a collaborator of Microsoft AI London — Apr 2024; Surge — evaluation partner for MAI-Thinking-1 (division-wide) — Aug 2026
- Uk government links
- HM Treasury release of 10 May 2024 cites the hub ("Microsoft recently announced a new AI hub in London"); AISI–Microsoft partnership of 5 May 2026 (Microsoft-wide; record BIZ-SAFE-2086)
- Status now
- Active: Microsoft AI listed 21 open London roles on 31 Oct 2026.
Labs Round 8 deep profile (31 Oct 2026), as the researchers wrote it; confidence: verified (opening: Microsoft and GOV.UK); lead one source. Sources - blogs.microsoft.com/blog/2024/04/07/announcing-n
- gov.uk/government/news/leading-tech-firms-invest
- microsoft.ai/job-region/london-united-kingdom/
- microsoft.ai/news/introducing-mai-thinking-1/
- microsoft.ai/news/building-a-hillclimbing-machin
| London | blogs.microsoft.com/blog/2024/04/07/announcing-n · gov.uk/government/news/leading-tech-firms-invest · uktech.news/ai/microsoft-ai-hub-london-20240408 · microsoft.ai/news/frontier-pre-training-at-micro | verified |
| Perplexity (UK)Companies | The London office of a San Francisco company that makes an AI search and answer engine. | London | perplexity.ai/hub/careers · gov.uk/government/news/ai-to-power-national-rene | verified |
| Qualcomm (UK) — Alphawave SemiCompanies · also on Chips and hardware | The UK-listed chip connectivity company Alphawave Semi, bought by the US chip designer Qualcomm to build its data-centre and AI chip business. acquired | | Companies House · investor.qualcomm.com/news-events/press-releases · investor.qualcomm.com/update-details/update-deta · businesswire.com/news/home/20251218292351/en · find-and-update.company-information.service.gov. | verified |
| Scale AI (UK)Companies | The London European headquarters of a US company that supplies labelled training data and model-testing services to AI developers and governments. | London | gov.uk/government/news/scale-ai-expands-global-f · gov.uk/government/news/record-breaking-150bn-inv · find-and-update.company-information.service.gov. · gov.uk/government/news/leading-tech-firms-invest | one source |