Top Seed companies in London
Companies on their seed round, typically the first priced equity raise. Filtered to companies headquartered in London.
Ranked by current headcount across Seed companies headquartered in London. Refreshed daily.
- 1Capita· London, England, United Kingdom
- Seed
- 25.5k employees
- Founded 1984
- 2Cloud Consulting· London, England, United Kingdom
- Seed
- 14.9k employees
- Founded 2018
- 3Healthcare AI· London, England, United Kingdom
- Seed
- 3.4k employees
- Founded 2024
- 4Any One Thing· London, England, United Kingdom
- Seed
- 2.8k employees
- Founded 2019
- 5Pentland Brands· London, England, United Kingdom
- Seed
- 2.3k employees
- Founded 1932
- 6Anyone ☎️· London, England, United Kingdom
- Seed
- 2.2k employees
- Founded 2019
- 7J.D. Edwards· London, England, United Kingdom
- Seed
- 2k employees
- Founded 1988
- 8Zero Gravity· London, England, United Kingdom
- Seed
- 1.9k employees
- Founded 2019
- 9Cognita Schools· London, England, United Kingdom
- Seed
- 1.5k employees
- Founded 2004
- 10BlueStar· Blandon, Pennsylvania, United States
- Seed
- 1.2k employees
- 11Bright Network· London, England, United Kingdom
- Seed
- 1.1k employees
- Founded 2013
- 12Acas· London, England, United Kingdom
- Seed
- 1k employees
- Founded 1975
- 13Village· Greater London, England, United Kingdom
- Seed
- 1k employees
- Founded 2015
- 14Anything World· London, England, United Kingdom
- Seed
- 837 employees
- Founded 2018
- 15Housekeep· London, England, United Kingdom
- Seed
- 643 employees
- Founded 2014
- 16Landscape· Greater London, England, United Kingdom
- Seed
- 626 employees
- 17Sen· London, England, United Kingdom
- Seed
- 597 employees
- Founded 2014
- 18Amber River· London, England, United Kingdom
- Seed
- 591 employees
- Founded 2019
- 19N Family Club· London, England, United Kingdom
- Seed
- 571 employees
- Founded 2017
- 20Noon - The Social Learning Company· London, England, United Kingdom
- Seed
- 470 employees
- Founded 2013
- 21Energy Saving Trust· London, England, United Kingdom
- Seed
- 470 employees
- Founded 2024
- 22LAMDA (London Academy of Music & Dramatic Art)· London, England, United Kingdom
- Seed
- 458 employees
- 23CONTEXT· London, England, United Kingdom
- Seed
- 447 employees
- Founded 2021
- 24Shopper.com· London, England, United Kingdom
- Seed
- 433 employees
- Founded 2018
- 25OLIVER+· London, England, United Kingdom
- Seed
- 424 employees
- Founded 2016
Find engineers at Seed companies in London
Seed companies in London are some of the fastest-moving employers in the market. The list above ranks the largest Seed-stage companies headquartered in London by current headcount, drawn from public LinkedIn and Crunchbase records. With 2,039 matching companies in our index, the density of senior engineers, designers, and founders is unusually high.
At Seed, teams tend to be small, ambitious, and on the hunt for senior talent. The companies on this list are good signals for where the Londontalent market is heating up — and for which engineers and founders are about to become tomorrow’s operators.
Refolk converts this list into a live search. Ask for “founders of Seed companies in London” or “senior engineers at Seed companies in London hiring” and Refolk returns a ranked shortlist with evidence behind each match.
How this list is built
Last refreshed: Thu, 07 May 2026 07:54:31 GMT
Need an even more specific search?
Refolk runs natural-language searches across LinkedIn, GitHub, and the open web. Try one of these:
Related lists
- Series A in London
- Series B in London
- Seed in San Francisco
- Seed in New York
- Seed in Austin
- Series A in San Francisco
- Series B in San Francisco
- Series C in San Francisco
See all company lists.