SENTINEL GROUP SECURITY LIMITED Financials
- Company number
- 05519207CopyCopy
- Registered office
- Sentinel House, Unit 36 Oakwood Hill Industrial Estate, Oakwood Hill, Loughton, Essex IG10 3TZ
- Incorporated
- 26/07/2005
Company snapshot
- Status
- Active
- Employees
- 170 (2025)
- Latest financial data
- 2025
- Accounts type
- Total Exemption Full
Financial highlights
Latest reported figures. Okredo holds filed data for 2021–2025.
Net Assets
18.33%vs 20242024: £639.06K
Total Assets
-12.12%vs 20242024: £3.93M
Cash in Bank
No changevs 20242024: £1.05K
Total Liabilities
-18.03%vs 20242024: £3.19M
Employees
-30vs 20242024: 200
In 2025, SENTINEL GROUP SECURITY LIMITED reported net assets of £756.17K. The same filing shows total assets of £3.45M, cash in bank of £1.05K and total liabilities of £2.62M. Reported headcount was 170 in 2025. Total Liabilities fell from £3.19M in 2024 to £2.62M in 2025 (-18.03%). Okredo holds filed figures for 2021–2025; the table below lists every reported indicator by year. See every reported indicator by year.
Financial performance
Pick a measure to see how it has moved across the reported years, with the year-on-year change beneath it.
Net Assets
18.33%from £639.06K in 2024Year-on-year change
Net Assets as filed for 2021–2025. Every figure in this chart is also in the financial history table.
3-year financial trend (2023–2025)
How the figures SENTINEL GROUP SECURITY LIMITED filed moved across the three reported years 2023, 2024 and 2025 — measured end to end rather than year on year.
Net Assets
+29.6%vs 2023+13.9% a year compound (CAGR)
Cash in Bank
0%vs 20230% a year compound (CAGR)
Total Assets
+0.8%vs 2023+0.4% a year compound (CAGR)
Total Liabilities
-3.8%vs 2023-1.9% a year compound (CAGR)
Employees
-15%vs 2023-30Biggest increase
Net Assets+29.6%
£583.27K in 2023 to £756.17K in 2025
Biggest decrease
Employees-15%
200 in 2023 to 170 in 2025
SENTINEL GROUP SECURITY LIMITED's filings pull in both directions between 2023 and 2025. The steepest rise came in net assets, pointing to a strengthening balance sheet, set against a fall in employee numbers, pointing to a smaller workforce. See the full year-by-year figures.
Ratios from the filed figures
Calculated from SENTINEL GROUP SECURITY LIMITED's own reported amounts, each shown against the year it was derived from — nothing here is estimated or industry-averaged.
- Net assets to total assets
- 21.90%2025
- Reported net assets divided by reported total assets, for the latest year both were filed. Shows how much of the asset base is not financed by liabilities.
- Liabilities to total assets
- 75.82%2025
- Total liabilities divided by reported total assets, for the latest year both were available. Shows how much of the asset base is funded by obligations.
- Cash to liabilities
- 0.04%2025
- Reported cash in bank divided by total liabilities for the same year. Shows what share of outstanding obligations the reported cash balance would cover.
- Cash to total assets
- 0.03%2025
- Reported cash in bank divided by reported total assets, for the latest year both were filed.
Financial history
Every indicator Okredo tracks, year by year.
Reported financial indicators for SENTINEL GROUP SECURITY LIMITED by year. Amounts are as filed; a dash means the figure was not reported for that year.
| Indicator | 2021 | 2022 | 2023 | 2024 | 2025 |
|---|---|---|---|---|---|
| Net Assets£ | 516.10K | 550.98K | 583.27K | 639.06K | 756.17K |
| Total Assets£ | 3.40M | 2.90M | 3.43M | 3.93M | 3.45M |
| Cash in Bank£ | – | 7.94K | 1.05K | 1.05K | 1.05K |
| Total Liabilities£ | 2.89M | 2.26M | 2.72M | 3.19M | 2.62M |
| Employees | 200 | 200 | 200 | 200 | 170 |
SENTINEL GROUP SECURITY LIMITED financials: frequently asked questions
Answered from this company's own filed figures.
Yes. Okredo holds filed figures for SENTINEL GROUP SECURITY LIMITED covering 2021–2025, across 5 reported indicators. The most recent reported year is 2025.
SENTINEL GROUP SECURITY LIMITED reported net assets of £756.17K for 2025. That compares with £639.06K in 2024, a change of 18.33%.
SENTINEL GROUP SECURITY LIMITED reported total assets of £3.45M for 2025. That compares with £3.93M in 2024, a change of -12.12%.
SENTINEL GROUP SECURITY LIMITED reported cash in bank of £1.05K for 2025. That compares with £1.05K in 2024.
SENTINEL GROUP SECURITY LIMITED reported 170 employees in 2025, compared with 200 in 2024.
Between 2023 and 2025, SENTINEL GROUP SECURITY LIMITED's net assets rose by 29.6%, cash in bank was unchanged, total assets rose by 0.8% and total liabilities fell by 3.8%. Net assets compounded at 13.9% a year across the two years to 2025, from £583.27K to £756.17K. Reported headcount went from 200 in 2023 to 170 in 2025 (-30).
Okredo holds reported figures for the years 2021, 2022, 2023, 2024, 2025. Where an indicator was not reported for a given year, the financial history table shows a dash rather than a value.