£376k
−39%vs May 2024Active02953526Private limited companyHarrow
SIGNALLING INSTALLATION & MAINTENANCE SERVICES LIMITED
Significant control: 2 Em Ltd (25–50%), St James Engineering Limited (25–50%) and 1 more
From public filings as at 31 Aug 2026; may contain errors or be out of date.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: Other engineering activities (SIC 71129). We’re building product and service lists for UK companies. Get this one when it’s ready.
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01
Summary
SIGNALLING INSTALLATION & MAINTENANCE SERVICES LIMITED is an active private limited company (company number 02953526) incorporated on 28 July 1994, registered in Harrow. Its registered activity is other engineering activities (SIC 71129). Latest small accounts cover the period ending 31 May 2025, showing net assets of £376k and cash of £371k, with 0 employees on average. Net assets fell 39% on the prior period (£615k).
Peer position · net assets
By net assets it sits in the top quarter of 1,321 comparable companies in Greater London (median £7,703, upper quartile £45k).
02
Ownership and control
- 2 Em Ltd
- owns 25–50% of shares
- St James Engineering Limited
- owns 25–50% of shares
- P J H Signalling Limited
- owns 25–50% of shares
- Mr Paul Michael Heaffey
- owns 25–50% of shares
- Mr Anthony Steer
- owns 25–50% of shares
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
- 28 July 199432 yrs ago
- Next accounts due
- 28 February 2027in 125 days
- Confirmation statement due
- 11 August 2027in 289 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
04
Activity
- SIC 71129
- Other engineering activities
- Accounts type
- Total Exemption Full
- Size band
- MicroCompanies Act thresholds
05
Financials
£371k
−27%vs May 2024Not reported
0
vs May 2024| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 31 May 2025 | £376k | £371k | £234k | — | — | — | 0 |
| 31 May 2024 | £615k | £506k | £423k | — | — | — | 0 |
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 £376,316 at 31 May 2025
- Net assets down 25% or more on the prior period-38.8% vs prior period
- Cash at bank of £50,000 or moreCash £371,226
- Incorporated five or more years agoIncorporated 28 July 1994
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 289 days
- Next accounts duein 125 days
- Accounts period endNet assets £376k · small accounts
- Accounts period endNet assets £615k · small accounts
- Incorporated
08
Similar companies in Greater London
- ACCORD C.A.D. SERVICES LTD.Leatherhead · inc. Sept 1994
- FAWKHAM TECHNICAL SERVICES LIMITEDFawkham · inc. Oct 1994
- CAMBRIDGE VAN LEYDEN LIMITEDSidcup · inc. May 1994
- STEENE ASSOCIATES (ARCHITECTS) LIMITEDHarrow · inc. Apr 1994
- INDUSTRIAL SERVICES (EUROPE) LIMITEDIlford · inc. Mar 1994
- ROBERT WEST CONSULTING LIMITEDWaltham Cross · inc. Feb 1994
All companies incorporated on 28 July 1994 · in Jul 1994.
09
Reminders for SIGNALLING INSTALLATION & MAINTENANCE SERVICES LIMITED
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.