£2,560
−87%vs Mar 2024Active05470402Private limited companyLondon
SEYMECH LIMITED
Significant control: Donna Seymour (75–100%)
From public filings as at 31 Aug 2026; may contain errors or be out of date.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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What does Seymech Limited sell?
Registered activity: Plumbing, heat and air-conditioning installation (SIC 43220). We’re building product and service lists for UK companies. Get this one when it’s ready.
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01
Summary
SEYMECH LIMITED is an active private limited company (company number 05470402) incorporated on 2 June 2005, registered in London. Its registered activity is plumbing, heat and air-conditioning installation (SIC 43220). Latest micro accounts cover the period ending 31 March 2025, showing net assets of £2,560, with 1 employee on average. As micro-entity accounts, no profit and loss account is filed, so turnover and profit are not public. Net assets fell 87% on the prior period (£20k).
Peer position · net assets
By net assets it sits in the lower half of 2,146 comparable companies in London (median £2,932, upper quartile £20k).
02
Ownership and control
- Mrs Donna Seymour
- owns 75–100% of shares
- Mr Justin Seymour
- 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
- 2 June 200521 yrs ago
- Next accounts due
- 31 December 2026in 65 days
- Confirmation statement due
- 16 June 2027in 232 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
04
Activity
- SIC 43220
- Plumbing, heat and air-conditioning installation
- Accounts type
- Micro Entity
- Size band
- MicroCompanies Act thresholds
05
Financials
Not reported
Not disclosed
1
No changevs Mar 2024| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 31 March 2025 | £2,560 | — | — | — | — | — | 1 |
| 31 March 2024 | £20k | — | — | — | — | — | 1 |
Figures as filed in iXBRL accounts at Companies House. "—" means the line was not reported in that filing; micro-entity accounts contain no profit and loss account.
06
Filing and accounts signals
- Net assets above zeroNet assets £2,560 at 31 March 2025
- Net assets down 25% or more on the prior period-87.1% vs prior period
- Incorporated five or more years agoIncorporated 2 June 2005
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 232 days
- Next accounts duein 65 days
- Accounts period endNet assets £2,560 · micro accounts
- Accounts period endNet assets £20k · micro accounts
- Incorporated
08
Similar companies in London
- NT WARD (HEATING AND PLUMBING) LIMITEDLondon · inc. Jun 2005
- A F BUILDING SERVICES LIMITEDLondon · inc. Apr 2005
- LONDON SOLAR LIMITEDLondon · inc. Apr 2005
- KINGWOOD MECHANICAL AND ELECTRICAL LIMITEDLondon · inc. Jul 2005
- G&E SERVICE LTDinc. Jul 2005
- AGY SKILLS DIRECT LIMITEDLondon · inc. Aug 2005
All companies incorporated on 2 June 2005 · in Jun 2005.
09
Reminders for SEYMECH LIMITED
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.