£1.28m
+34%vs Sept 2024Active03435112Private limited companySouthampton
INTANDEM SYSTEMS LIMITED
Significant control: Jonathan Hugh Belfield (25–50%), Wendy Jane Belfield (25–50%)
From public filings as at 31 Aug 2026; may contain errors or be out of date. Verify at Companies House · Terms
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Registered activity: Electrical installation (SIC 43210). We’re building product and service lists for UK companies. Get this one when it’s ready.
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01
Summary
INTANDEM SYSTEMS LIMITED is an active private limited company (company number 03435112) incorporated on 17 September 1997, registered in Southampton. Its registered activity is electrical installation (SIC 43210). Latest small accounts cover the period ending 30 September 2025, showing net assets of £1.28m and cash of £1.31m, with 25 employees on average. Net assets rose 34% on the prior period (£957k).
Peer position · net assets
By net assets it sits in the top quarter of 437 comparable companies in Southampton (median £7,393, upper quartile £38k).
02
Ownership and control
- Mr Jonathan Hugh Belfield
- owns 25–50% of shares
- holds 25–50% of voting rights
- Mrs Wendy Jane Belfield
- owns 25–50% of shares
- holds 25–50% of voting rights
Persons with significant control hold 25% or more of shares or voting rights. Smaller shareholdings are only listed in confirmation-statement documents. Directors and secretaries: see the officers list at Companies House.
03
Key dates
- Incorporated
- 17 September 199729 yrs ago
- Next accounts due
- 30 June 2027in 250 days
- Confirmation statement due
- 1 October 2027in 343 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
04
Activity
- SIC 43210
- Electrical installation
- SIC 43390
- Other building completion and finishing
- Accounts type
- Total Exemption Full
- Size band
- SmallCompanies Act thresholds
05
Financials
£1.31m
+43%vs Sept 2024Not reported
25
No changevs Sept 2024| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 30 September 2025 | £1.28m | £1.31m | £299k | — | — | — | 25 |
| 30 September 2024 | £957k | £917k | £517k | — | — | — | 25 |
Cash per employee£52kCash ÷ average employees
Figures as filed in iXBRL accounts at Companies House. "—" means the line was not reported in that filing.
06
Filing and accounts signals
- Net assets above zeroNet assets £1,284,765 at 30 September 2025
- Net assets up 10% or more on the prior period+34.2% vs prior period
- Cash at bank of £50,000 or moreCash £1,307,540
- Incorporated five or more years agoIncorporated 17 September 1997
Neutral facts read from the register and filed accounts, each with its evidence. They are not a rating, a prediction or advice, and may be incomplete or out of date. How each signal is derived.
07
Timeline
- Confirmation statement duein 343 days
- Next accounts duein 250 days
- Accounts period endNet assets £1.28m · small accounts
- Accounts period endNet assets £957k · small accounts
- Incorporated
08
Similar companies in Southampton
- R.S. BIRCH AND PARTNERS LIMITEDEastleigh · inc. Jul 1997
- I.S. SIMPSON ELECTRICAL INSTALLATIONS LTDWinchester · inc. Dec 1997
- K C T ELECTRICS LIMITEDSouthampton · inc. May 1997
- NOBLE M&E SERVICES LIMITEDSouthampton · inc. Feb 1998
- DATATECH LTDSouthampton · inc. Feb 1998
- M.W.E. LIMITEDEastleigh · inc. Apr 1998
All companies incorporated on 17 September 1997 · in Sept 1997.
09
Reminders for INTANDEM SYSTEMS LIMITED
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.