Late-stage venture AI companies in London
Companies building AI products, foundation models, and applied ML platforms. Filtered to Late-stage venture-stage companies headquartered in London.
Built from a search like: “Top Late-stage venture AI companies in London”
Ranked by current headcount across Late-stage venture AI companies in London. Refreshed daily.
- 1Relation· Greater London, England, United Kingdom
- Series unknown
- 124 employees
- Founded 2019
- 2InfluenceMap· London, England, United Kingdom
- Series unknown
- 77 employees
- Founded 2015
- 3IMAGE ANALYSIS GROUP· London, England, United Kingdom
- Series unknown
- 51 employees
- Founded 2007
- 4Tangram Therapeutics· London, England, United Kingdom
- Series unknown
- 49 employees
- Founded 2003
- 5Hoxton Farms· London, England, United Kingdom
- Series unknown
- 49 employees
- Founded 2020
- 6ReGenerate· London, England, United Kingdom
- Series unknown
- 46 employees
- Founded 2010
- 7Mestag Therapeutics· Greater London, England, United Kingdom
- Series unknown
- 43 employees
- Founded 2020
- 8iLoF· London, England, United Kingdom
- Series unknown
- 41 employees
- Founded 2019
- 9Serve First CX· Greater London, England, United Kingdom
- Series unknown
- 36 employees
- Founded 2020
- 10CHARM Therapeutics· London, England, United Kingdom
- Series unknown
- 34 employees
- Founded 2021
- 11SIME Diagnostics· London, England, United Kingdom
- Series unknown
- 31 employees
- Founded 2014
- 12CopptechTM Antimicrobial Technology· London, England, United Kingdom
- Series unknown
- 17 employees
- Founded 2014
- 13Istesso· London, England, United Kingdom
- Series unknown
- 10 employees
- Founded 2017
- 14MediSieve· London, England, United Kingdom
- Series unknown
- 8 employees
- Founded 2015
- 15Hydrogen Technology· London, England, United Kingdom
- Series unknown
- 8 employees
- Founded 2016
- 16Ixaka· London, England, United Kingdom
- Series unknown
- 6 employees
- Founded 2015
- 17Frontier Research and Advisory· London, England, United Kingdom
- Series unknown
- 3 employees
- Founded 2010
Find engineers at Late-stage venture AI companies in London
Searching for “engineers at top Late-stage venture AI companies in London” surfaces this slice of the market. The list above ranks AI companies headquartered in London whose latest disclosed round is Late-stage venture, by current headcount, drawn from public LinkedIn and Crunchbase records. With 17 matching companies in our index, this is a tight read on where the AI talent in London is heating up.
Three filters at once narrows the field hard. The companies that survive all three — Late-stage venture, AI, in London — are usually the most targeted recruiting pool a hiring manager can ask for. Senior engineers, founding designers, and product leads here are about to become AI’s next operators and angel investors.
Refolk converts this list into a live search. Ask for “senior engineers at Late-stage venture AI companies in London hiring” or “founders of Late-stage venture AI companies in London who left in the last year” and Refolk returns a ranked shortlist with the evidence behind each match.
How this list is built
Last refreshed: Thu, 07 May 2026 08:23:41 GMT
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