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SYSTEM1 Group plc

ActiveCompany number 05940040Public limited companyEst. 200673200 · Market research and public opinion pollingSouthwark, London
Official record ↗
Age20 years
older than 82% of its sector
Same activity, United Kingdom3,010live companies · 539th oldest
In Southwark33,864live companies · 55 in the same activity
At this address52live companies incl. this one
Latest accounts2025group accounts, made up to 24 Sept 2025

In brief

SYSTEM1 Group plc is a public limited company incorporated in England and Wales on 19 September 2006. At 20 years old it is older than 82% of the 3,010 live companies whose main activity is market research and public opinion polling. Its registered office is in Southwark, London, at an address shared with 51 other live companies. 55 live companies in Southwark share the same main activity. Its latest accounts were made up to 24 September 2025 and filed as group accounts. It was previously called Brainjuicer Group plc, a name it changed on 23 March 2017.

Register details

Registered nameSYSTEM1 GROUP PLC
Company number05940040
Company typePublic Limited Company
Registered office4 More London Riverside, SE1 2AU London
JurisdictionEngland and Wales
Nature of business (UK SIC 2007)73200 Market research and public opinion polling
International sector (ISIC Rev.4)M · 73 Advertising and market research

Timeline

Register events, newest first.

  • Accounts made upGroup accounts
  • Confirmation statement made up
  • Name changedPreviously Brainjuicer Group plc
  • Incorporated

Filings and charges

Deadlines and charge counts from the register.

Next accounts due30 September 2026
Accounting reference date31 March
Next confirmation statement3 October 2026
Last confirmation statement19 September 2025
Charges registered2
Outstanding · satisfied2 · 0

Charges are security interests (such as mortgages) registered against the company.

Market research and public opinion polling in the United Kingdom

Live companies whose main activity is 73200: 3,010 in total, median age 9 years, 227 incorporated in the past 12 months.

All 3,010 companies
This company's decadeOther decades
05001,0001,5002,0001940s: 111940s1960s: 441960s1970s: 881970s1980s: 33331980s1990s: 1401401990s2000s: 5515512000s2010s: 1,1371,1372010s2020s: 1,1361,1362020s
Incorporated per year, still live
01002003004002011: 8720112012: 1112013: 12020132014: 1202015: 10120152016: 1112017: 12520172018: 1362019: 13720192020: 1172021: 10120212022: 1132023: 15720232024: 1852025: 28420252026: 179

Location

Registered office in Southwark, London.

Southwark
Live companies in Southwark33,864
Same activity in Southwark55
New in Southwark, past 12 months3,682

Also registered at this address

51 other live companies share this registered office; shown are those incorporated closest in time to this one.

Similar companies

Live companies with the same main activity, nearest first.

Compare all
FB
Forsman & Bodenfors London LtdSouthwark, London
Number 05771009Est. 2006
AJ
Ask Joe Public LimitedSouthwark, London
Number 05761319Est. 2006
O
Outfox LtdSouthwark, London
Number 05448844Est. 2005
V
Verdantix LimitedSouthwark, London
Number 06493909Est. 2008
CR
Critical Research LimitedSouthwark, London
Number 06566825Est. 2008
VP
Verve Partners LimitedSouthwark, London
Number 06663787Est. 2008

Sources

Register data: Companies House, Free Company Data Product, delivery of 1 October 2026. Places: ONS Postcode Directory (Open Government Licence v3.0). Sector names: Eurostat NACE Rev. 2. Context figures are computed by FirmsDB from these sources. This page is not an official register; check the official record before relying on it.