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

English
About
SearchMethodologyAbout

Countries

CZCzechiaEEEstoniaFIFinlandFRFranceIEIrelandLVLatviaNONorwayRORomaniaSKSlovakiaSESwedenTWTaiwanGBUnited Kingdom

Languages

EnglishGaeilgeNorskSuomiSvenskaEestiLatviešuFrançaisČeštinaSlovenčinaRomână繁體中文

Round Diamond Security Limited

ActiveCompany number 13972775Private limited companyEst. 202280100 · Private security activitiesCity of Westminster, London
Official record ↗
Age4 years
older than 54% of its sector
Same activity, United Kingdom13,317live companies · 6169th oldest
In City of Westminster163,540live companies · 299 in the same activity
At this address8,745live companies incl. this one
Latest accounts2025micro-entity accounts, made up to 31 Mar 2025

In brief

Round Diamond Security Limited is a private limited company incorporated in England and Wales on 12 March 2022. At 4 years old it is older than 54% of the 13,317 live companies whose main activity is private security activities. Its registered office is in City of Westminster, Westminster, London, at an address shared with 8,744 other live companies. 299 live companies in City of Westminster share the same main activity. Its latest accounts were made up to 31 March 2025 and filed as micro-entity accounts.

Register details

Registered nameROUND DIAMOND SECURITY LIMITED
Company number13972775
Company typePrivate Limited Company
Registered office167-169 Great Portland Street, W1W 5PF London
JurisdictionEngland and Wales
Nature of business (UK SIC 2007)80100 Private security activities
International sector (ISIC Rev.4)N · 80 Security and investigation activities

Timeline

Register events, newest first.

  • Confirmation statement made up
  • Accounts made upMicro-entity accounts
  • Incorporated

Filings and charges

Deadlines and charge counts from the register.

Next accounts due31 December 2026
Accounting reference date31 March
Next confirmation statement25 March 2027
Last confirmation statement11 March 2026
Charges registered0
Outstanding · satisfied0 · 0

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

Private security activities in the United Kingdom

Live companies whose main activity is 80100: 13,317 in total, median age 4 years, 2,178 incorporated in the past 12 months.

All 13,317 companies
This company's decadeOther decades
02,5005,0007,50010,0001930s: 221930s1950s: 111950s1960s: 111960s1970s: 11111970s1980s: 36361980s1990s: 1421421990s2000s: 7497492000s2010s: 3,6943,6942010s2020s: 8,6818,6812020s
Incorporated per year, still live
01,0002,0003,0004,0002011: 22020112012: 2552013: 23920132014: 2692015: 31720152016: 3962017: 44020172018: 6022019: 80120192020: 6242021: 75320212022: 8772023: 1,08220232024: 1,3262025: 2,25220252026: 1,767

Location

Registered office in City of Westminster, Westminster, London.

City of Westminster
Live companies in City of Westminster163,540
Same activity in City of Westminster299
Live companies in Westminster164,765
New in City of Westminster, past 12 months19,587

Also registered at this address

8,744 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
KS
Kaleon Security LtdCity of Westminster, London
Number 13825494Est. 2022
AS
Alpha Security London LtdCity of Westminster, London
Number 14119310Est. 2022
SP
Samaritan Protective Services LimitedCity of Westminster, London
Number 13821124Est. 2021
TP
Templar Protection LtdCity of Westminster, London
Number 14148887Est. 2022
JP
JSB Protection Services LtdCity of Westminster, London
Number 13798324Est. 2021
GC
G & C Security LtdCity of Westminster, London
Number 14178939Est. 2022

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.