# SEISDON UK LTD (05744375)

> SEISDON UK LTD is an active private limited company (company number 05744375) incorporated on 15 March 2006, registered in Staffordshire. Its registered activity is remediation activities and other waste management services (SIC 39000). Latest dormant accounts cover the period ending 31 March 2025, showing net assets of −£279k and cash of £350, with 0 employees on average. Net assets were unchanged on the prior period.

- Status: Active
- Incorporated: 2006-03-15
- Registered office: Staffordshire, WV5 7ES
- SIC 39000: Remediation activities and other waste management services
- Next accounts due: 2026-12-31
- Confirmation statement due: 2027-03-29
- Accounts type: DORMANT

By net assets it sits in the bottom quarter of 123 comparable companies in Birmingham (median £16k, upper quartile £224k).

## Accounts (as filed)

| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 2025-03-31 | −£279k | £350 | £2,399 | £424k | — | — | 0 |
| 2024-03-31 | −£279k | £350 | £2,125 | £423k | — | — | — |

current ratio 0.01; size band micro.

## Filing and accounts signals (facts, not a rating)

- Net assets below zero: Net assets £-278,676 at 31 March 2025
- Current assets below creditors within one year: Current ratio 0.01
- Incorporated five or more years ago: Incorporated 15 March 2006

How each signal is derived: https://firmoscan.com/methodology

## Persons with significant control

- Mr Thomas Smyth — owns 75–100% of shares, since 2016-04-06

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Source: Companies House register snapshot 2026-08-31, Open Government Licence v3.0. Information may have changed since that date and is not advice or a credit reference; check the official record before relying on it. Official record: https://find-and-update.company-information.service.gov.uk/company/05744375
HTML: https://firmoscan.com/company/05744375-seisdon-uk-ltd