Data from the official company registers of 12 countries. Not an official register.

English

John Brown Engineering Ltd

Age7 years
older than 46% of its sector
Same activity, United Kingdom11,006live companies · 5969th oldest
In Hillingdon40,985live companies · 13 in the same activity
At this address902live companies incl. this one
Latest accounts2025dormant company accounts, made up to 31 Jul 2025

In brief

John Brown Engineering Ltd is a private limited company incorporated in England and Wales on 19 July 2019. It is 7 years old; 54% of the 11,006 live companies whose main activity is production of electricity are older. Its registered office is in Hillingdon, London, at an address shared with 901 other live companies. 13 live companies in Hillingdon share the same main activity. Its latest accounts were made up to 31 July 2025 and filed as dormant company accounts. It was previously called Smart Technology Models Ltd, a name it changed on 21 August 2023.

Register details

Registered nameJOHN BROWN ENGINEERING LTD
Company number12112251
Company typePrivate Limited Company
Registered office2ND Floor College House, 17 King Edwards Road, HA4 7AE Ruislip
JurisdictionEngland and Wales
Nature of business (UK SIC 2007)35110 Production of electricity · 43999 Other specialised construction activities n.e.c. · 71129 Other engineering activities · 74909 Other professional, scientific and technical activities n.e.c.
International sector (ISIC Rev.4)D · 35 Electricity, gas, steam and air conditioning supply

Timeline

Register events, newest first.

  • Confirmation statement made up
  • Accounts made upDormant company accounts
  • Name changedPreviously Smart Technology Models Ltd
  • Incorporated

Filings and charges

Deadlines and charge counts from the register.

Next accounts due30 April 2027
Accounting reference date31 July
Next confirmation statement4 September 2026
Last confirmation statement21 August 2025
Charges registered0
Outstanding · satisfied0 · 0

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

Production of electricity in the United Kingdom

Live companies whose main activity is 35110: 11,006 in total, median age 8 years, 518 incorporated in the past 12 months.

All 11,006 companies
This company's decadeOther decades
02,0004,0006,0008,0001910s: 11910s1920s: 11920s1930s: 11930s1940s: 11940s1950s: 41950s1960s: 41960s1970s: 71970s1980s: 281980s1990s: 2021990s2000s: 6362000s2010s: 5,2932010s2020s: 4,8282020s
Incorporated per year, still live
02505007501,0002011: 51420112012: 6032013: 78720132014: 8292015: 74020152016: 4582017: 36220172018: 3232019: 42920192020: 5902021: 68820212022: 8762023: 89620232024: 7072025: 65620252026: 415

Location

Registered office in Hillingdon, London.

Hillingdon
Live companies in Hillingdon40,985
Same activity in Hillingdon13
New in Hillingdon, past 12 months6,855

Also registered at this address

901 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

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.