# ESTR LIMITED (12000641)

> ESTR LIMITED is an active private limited company (company number 12000641) incorporated on 16 May 2019, registered in London. Its registered activity is engineering design activities for industrial process and production (SIC 71121). Latest abridged accounts cover the period ending 30 September 2025, showing net assets of −£6.71m and cash of £107k, with 5 employees on average. As abridged accounts, no profit and loss account is filed, so turnover and profit are not public. Net assets fell 16% on the prior period (−£5.78m).

- Status: Active
- Incorporated: 2019-05-16
- Registered office: London, E2 8DN
- SIC 71121: Engineering design activities for industrial process and production
- SIC 74901: Environmental consulting activities
- Next accounts due: 2027-06-30
- Confirmation statement due: 2027-05-30
- Accounts type: UNAUDITED ABRIDGED

By net assets it sits in the bottom quarter of 660 comparable companies in London (median £1,656, upper quartile £24k).

## Accounts (as filed)

| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 2025-09-30 | −£6.71m | £107k | £1.12m | — | — | — | 5 |
| 2024-09-30 | −£5.78m | £65k | £139k | — | — | — | 8 |

size band micro.

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

- Net assets below zero: Net assets £-6,710,685 at 30 September 2025
- Cash at bank of £50,000 or more: Cash £106,980
- Incorporated five or more years ago: Incorporated 16 May 2019

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

## Persons with significant control

- Sfera Holdings Limited (corporate-entity) — owns 75–100% of shares; holds 75–100% of voting rights; can appoint or remove directors, since 2019-09-25

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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/12000641
HTML: https://firmoscan.com/company/12000641-estr-limited