Annual accounts
Total Exemption Full accounts
31/05/2027Filing deadline
Made up to 31/08/2025Due 31/05/2027
- Next accounts made up to
- 31/08/2026
- Last accounts made up to
- 31/08/2025
GJM SOUTHERN GROUP LTD
ActiveRegistry details
Reference data exactly as held at Companies House.
Copy registry details
- Registered office
- 2 Mountside, Stanmore, Middlesex HA7 2DT
- Classification (4 SIC codes)
- Plumbing heat and air-conditioning installation (43.22 - SIC 2007)Other building completion and finishing (43.39 - SIC 2007)Other specialised construction activities n.e.c. motorcycles (43.99/9 - SIC 2007)Combined facilities support activities (81.10 - SIC 2007)
- Accounts type
- Total Exemption Full
Company activity
The 4 most recent documents filed at Companies House.
Pre-Score for UK companies is coming soon
- 21/07/2026View PDF (8 pages)
Total exemption full accounts made up to 2025-08-31
- 16/07/2026View PDF (5 pages)
Confirmation statement made on 2026-07-16 with updates
- 15/07/2026View PDF (3 pages)
Confirmation statement made on 2026-07-15 with no updates
- 20/03/2026View PDF (3 pages)
Confirmation statement made on 2026-02-09 with no updates
Coming soon
What Pre-Score will tell you
- Whether the filed accounts are strengthening or weakening year on year.
- Whether this company files on time, and how often its record changes.
- How its officers and controlling parties connect to other UK companies.
Accounts and confirmation statement
The two filings Companies House requires every year, and where each one stands against its deadline today.
On schedule
Confirmation statement
Confirms the registry record is up to date
30/07/2027Filing deadline
Last statement 16/07/2026Due 30/07/2027
- Next statement date
- 16/07/2027
- Last statement dated
- 16/07/2026
Financial performance
The latest figures GJM SOUTHERN GROUP LTD filed. Okredo holds filed accounts data for 2021–2025; the year-by-year record is on the financials page.
Net Assets
£3.07M2025
41.53%vs 20242024: £2.17M
Total Assets
£4.00M2025
29.01%vs 20242024: £3.10M
Cash in Bank
£2.81M2025
53.95%vs 20242024: £1.83M
Total Liabilities
£833.07K2025
2.37%vs 20242024: £813.75K
Employees
72025
0vs 20242024: 7
Of the 4 measures with an earlier filing to compare against, 4 rose. Cash in bank moved furthest, up 53.95% on 2024. See the full financial analysis for GJM SOUTHERN GROUP LTD.
The full financial record
Four ways through GJM SOUTHERN GROUP LTD's filed accounts — the year-by-year numbers, the compound rates and the ratios behind them.
Net Assets · +53.2% a year (CAGR)Three-year trend, 2023–2025Every measure end to end across 2023, 2024 and 2025, with the compound rate behind each one.See what moved5 chartsCharts by indicator5 filed indicators plotted year by year, 2021–2025.Plot the figuresNothing estimatedRatios from the filed figures4 ratios computed from this company's own reported amounts, each shown against the year it was derived from.Check the ratios5 × 5 yearsEvery figure by yearAll 5 measures Okredo tracks across 5 reported years, exactly as filed.Open the table
Employees
Headcount as reported to Companies House for 2021–2025.
| Year | Employees | Change |
|---|---|---|
| 2025 | 7 | 0 |
| 2024 | 7 | 0 |
| 2023 | 7 | +3 |
| 2022 | 4 | +1 |
| 2021 | 3 | – |
Reported employee count increased from 3 in 2021 to 7 in 2025. See how headcount moved alongside the reported financials.
Credit report
It is a professional assessment of the company 's performance, revealing company's potential and risks, showing it's past experiences and revealing future prospects.
- Company potential
- Risk indicators
- Past performance
- Future prospects
Officers
4Directors, secretaries and other appointed officers, with the period each has served.
| Person | Role | Period | Connected companies |
|---|---|---|---|
| Director | 10/02/2015–Present | 4 | |
| Secretary | 10/02/2015–Present | 0 | |
| Director | 01/06/2024–Present | 1 | |
| Director | 10/02/2015–01/03/2015 | 2 |
Persons with significant control
3Individuals or entities with significant control over the company, as declared to Companies House.
| Person | Period | Connected companies |
|---|---|---|
| 06/04/2016–29/01/2019 | 4 | |
| 30/01/2019–Present | 4 | |
| 30/01/2019–Present | 2 |
Filing history and recent activity
Every document on the Companies House record, newest first.
- Filings on record
- 15
- Since 09/02/2023
- Last 12 months
- 4
- +2 vs the year before
- Most recent filing
- 21/07/2026
- 2 months ago
What changed in the last year
- Accounts filedLatest 21/07/2026
- Confirmation statement (3)Latest 16/07/2026
Filing timeline
- 21/07/2026View PDF (8 pages)
Total exemption full accounts made up to 2025-08-31
- 16/07/2026View PDF (5 pages)
Confirmation statement made on 2026-07-16 with updates
- 15/07/2026View PDF (3 pages)
Confirmation statement made on 2026-07-15 with no updates
- 20/03/2026View PDF (3 pages)
Confirmation statement made on 2026-02-09 with no updates
- 10/06/2025View PDF (9 pages)
Total exemption full accounts made up to 2024-08-31
- 23/02/2025View PDF (3 pages)
Confirmation statement made on 2025-02-09 with no updates
- 02/08/2024View PDF (2 pages)
Change of details for Mr Grant Richard James Marshall as a person with significant control on 2024-08-01
- 01/08/2024View PDF (2 pages)
Director's details changed for Mrs Melissa Sue Marshall on 2024-08-01
- 01/08/2024View PDF (2 pages)
Change of details for Mr Grant Richard James Marshall as a person with significant control on 2024-08-01
- 01/08/2024View PDF (2 pages)
Change of details for Mrs Melissa Sue Marshall as a person with significant control on 2024-08-01
- 18/06/2024View PDF (9 pages)
Total exemption full accounts made up to 2023-08-31
- 13/06/2024View PDF (2 pages)
Appointment of Mr Jordan William Marshall as a director on 2024-06-01
Showing 12 of 15 filings
See when the next accounts and confirmation statement are due
Similar companies
2,238 UK companies are similar to GJM SOUTHERN GROUP LTD, sharing the same company status (Active), the same industry sector and activity group (Plumbing heat and air-conditioning installation) and a comparable number of employees. The 5 closest matches are shown below to help you compare competitors and industry peers.
JOHN BUTLER CONTRACTS LIMITED
ActiveContracts House, East Street, Nottingham NG1 3AY
- Activity
- Floor and wall covering
- Company no.
- 03111931
- Incorporated
- 10/10/1995
- Employees
- 5
SOUTHERN GAS & PLUMBING SERVICES LIMITED
Active30 Hillside, Southwick, West Susex BN42 4QD
- Activity
- Plumbing heat and air-conditioning installation
- Company no.
- 04882105
- Incorporated
- 29/08/2003
- Employees
- 7
CITY LOCKS LIMITED
ActiveUnit 7 & 8 Fulcrum 4, Whiteley, Fareham PO15 7FT
- Activity
- Other specialised construction activities n.e.c. motorcycles
- Company no.
- 04914970
- Incorporated
- 29/09/2003
- Employees
- 5
N C COX LIMITED
ActiveRoss House, The Square, Stow On The Wold, Gloucestershire GL54 1AF
- Activity
- Other building completion and finishing
- Company no.
- 05223412
- Incorporated
- 06/09/2004
- Employees
- 5
WILLIAM M. BEATON AND SONS LIMITED
ActiveMacrieston, Thornhill, Stirling FK8 3QF
- Activity
- Other building completion and finishing
- Company no.
- SC259883
- Incorporated
- 27/11/2003
- Employees
- 5
About GJM SOUTHERN GROUP LTD
A short description of the company, written from its Companies House record.
GJM SOUTHERN GROUP LTD is a private limited company registered in the United Kingdom, based in 2 Mountside, Stanmore, Middlesex HA7 2DT. Companies House classifies its business as Plumbing heat and air-conditioning installation, one of 4 SIC classifications on its record. It has been on the register for 11 years 7 months.
The register currently records it as active. Its 2025 accounts report net assets of £3.07M and 7 employees.
GJM SOUTHERN GROUP LTD: frequently asked questions
Answered from this company's own registry record and filed figures.
Companies House records GJM SOUTHERN GROUP LTD under 4 registered business activities: Plumbing heat and air-conditioning installation (43.22 - SIC 2007), Other building completion and finishing (43.39 - SIC 2007), Other specialised construction activities n.e.c. motorcycles (43.99/9 - SIC 2007) and Combined facilities support activities (81.10 - SIC 2007).
GJM SOUTHERN GROUP LTD is recorded as active on the Companies House register, and has been on it since 10/02/2015.
The most recent accounts Okredo holds cover 2025 and report net assets of £3.07M, total assets of £4.00M, cash in bank of £2.81M and total liabilities of £833.07K.
The most recent document on the record is dated 21/07/2026: Total exemption full accounts made up to 2025-08-31, 2 months ago.
On the current registry record, accounts are due by 31/05/2027 and the next confirmation statement is due by 30/07/2027.
Companies House lists 4 officers (3 currently in post) and 3 people with significant control (2 current).