# SUSTAINABILITY ADVISORY SERVICES LTD (12503377)

> SUSTAINABILITY ADVISORY SERVICES LTD is an active private limited company (company number 12503377) incorporated on 9 March 2020, registered in South Croydon. Its registered activity is environmental consulting activities (SIC 74901). Latest micro accounts cover the period ending 31 March 2026, showing net assets of £514, with 0 employees on average. As micro-entity accounts, no profit and loss account is filed, so turnover and profit are not public. Net assets rose 107% on the prior period (−£7,585). Across the last 3 periods on record the net-asset trend is volatile.

- Status: Active
- Incorporated: 2020-03-09
- Registered office: South Croydon, CR2 7EN
- SIC 74901: Environmental consulting activities
- Next accounts due: 2027-12-31
- Confirmation statement due: 2027-03-23
- Accounts type: MICRO ENTITY

By net assets it sits in the lower half of 301 comparable companies in Greater London (median £1,322, upper quartile £23k).

## Accounts (as filed)

| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 2026-03-31 | £514 | — | — | — | — | — | 0 |
| 2025-03-31 | −£7,585 | — | — | — | — | — | 1 |
| 2024-03-31 | −£7,262 | — | — | — | — | — | 1 |

net assets trend volatile; size band micro.

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

- Net assets above zero: Net assets £514 at 31 March 2026
- Net assets up 10% or more on the prior period: +106.8% vs prior period
- Three or more accounting periods on record: 3 periods on record
- Incorporated five or more years ago: Incorporated 9 March 2020

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

## Persons with significant control

- Mr Dariusz Prasek — owns 25–50% of shares; holds 25–50% of voting rights; can appoint or remove directors, since 2020-03-09
- Mrs Maria Ewa Prasek — owns 25–50% of shares; holds 25–50% of voting rights; can appoint or remove directors, since 2020-03-09

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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/12503377
HTML: https://firmoscan.com/company/12503377-sustainability-advisory-services-ltd