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Thunder Security Ltd

ActiveCompany number 15544091Private limited companyEst. 202480100 · Private security activitiesSheffield, Yorkshire and The Humber
Official record ↗
Age2 years
older than 38% of its sector
Same activity, United Kingdom13,317live companies · 8198th oldest
In Sheffield32,837live companies · 76 in the same activity
At this address11live companies incl. this one
Latest accounts2025total exemption full accounts, made up to 31 Mar 2025

In brief

Thunder Security Ltd is a private limited company incorporated in England and Wales on 6 March 2024. It is 2 years old; 62% of the 13,317 live companies whose main activity is private security activities are older. Its registered office is in Sheffield, Yorkshire and The Humber, at an address shared with 10 other live companies. 76 live companies in Sheffield share the same main activity. Its latest accounts were made up to 31 March 2025 and filed as total exemption full accounts. It was previously called Watchdog Guarding Ltd, a name it changed on 14 October 2025.

Register details

Registered nameTHUNDER SECURITY LTD
Company number15544091
Company typePrivate Limited Company
Registered office206 St. Lawrence Road, S9 1WG Sheffield
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.

  • Name changedPreviously Watchdog Guarding Ltd
  • Confirmation statement made up
  • Accounts made upTotal exemption full accounts
  • Incorporated

Filings and charges

Deadlines and charge counts from the register.

Next accounts due31 December 2026
Accounting reference date31 March
Next confirmation statement8 August 2026
Last confirmation statement25 July 2025
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 Sheffield, Yorkshire and The Humber.

Sheffield
Live companies in Sheffield32,837
Same activity in Sheffield76
New in Sheffield, past 12 months4,088

Also registered at this address

10 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
NR
Neja Risk and Security Consulting LtdSheffield, Yorkshire and The Humber
Number 15486546Est. 2024
ST
Sentinel Training Academy LimitedSheffield, Yorkshire and The Humber
Number 15623425Est. 2024
JP
John P Anderson Ltd.Sheffield, Yorkshire and The Humber
Number 15434852Est. 2024
SS
Shaw Secure K9 LtdSheffield, Yorkshire and The Humber
Number 15418436Est. 2024
OS
One-Step Security Services LimitedSheffield, Yorkshire and The Humber
Number 15743377Est. 2024
FS
Fasttrack Screening Services LtdSheffield, Yorkshire and The Humber
Number 15349683Est. 2023

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.