# SIERA LTD (11584768)

> SIERA LTD is an active private limited company (company number 11584768) incorporated on 24 September 2018, registered in Rainham. Its registered activity is other construction installation (SIC 43290). Latest micro accounts cover the period ending 31 March 2026, showing net assets of £114k, 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 6% on the prior period (£122k).

- Status: Active
- Incorporated: 2018-09-24
- Registered office: Rainham, RM13 7RJ
- SIC 43290: Other construction installation
- Next accounts due: 2027-12-31
- Confirmation statement due: 2027-10-08
- Accounts type: MICRO ENTITY

By net assets it sits in the top quarter of 2,318 comparable companies in Greater London (median £4,861, upper quartile £35k).

## Accounts (as filed)

| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 2026-03-31 | £114k | — | — | £25k | — | — | 1 |
| 2025-03-31 | £122k | — | — | £10k | — | — | 1 |

current ratio 5.22; size band micro.

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

- Net assets above zero: Net assets £114,150 at 31 March 2026
- Current assets at least 1.5× creditors within one year: Current ratio 5.22
- Incorporated five or more years ago: Incorporated 24 September 2018

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

## Persons with significant control

- Mr Algimantas Zubkus — owns 75–100% of shares; holds 75–100% of voting rights; can appoint or remove directors, since 2018-09-24

---
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/11584768
HTML: https://firmoscan.com/company/11584768-siera-ltd