# CARBON-ZERO CONSULTANTS LTD (15657369)

> CARBON-ZERO CONSULTANTS LTD is an active private limited company (company number 15657369) incorporated on 18 April 2024, registered in London. Its registered activity is engineering related scientific and technical consulting activities (SIC 71122). Latest micro accounts cover the period ending 30 April 2025, showing net assets of £18k, with 0 employees on average. As micro-entity accounts, no profit and loss account is filed, so turnover and profit are not public.

- Status: Active
- Incorporated: 2024-04-18
- Registered office: London, WC2H 9JQ
- SIC 71122: Engineering related scientific and technical consulting activities
- SIC 74901: Environmental consulting activities
- SIC 74909: Other professional, scientific and technical activities n.e.c.
- Next accounts due: 2027-01-30
- Confirmation statement due: 2027-05-02
- Accounts type: MICRO ENTITY

By net assets it sits in the upper half of 1,915 comparable companies in London (median £2,752, upper quartile £31k).

## Accounts (as filed)

| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 2025-04-30 | £18k | — | — | £2,687 | — | — | 0 |

current ratio 7.65; size band micro.

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

- Net assets above zero: Net assets £17,867 at 30 April 2025
- Current assets at least 1.5× creditors within one year: Current ratio 7.65
- Incorporated two to five years ago: Incorporated 18 April 2024

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

## Persons with significant control

- Mr Martyn Hugh Colebrook — owns 25–50% of shares; holds 25–50% of voting rights, since 2024-04-18
- Mr Brian Johnstone — owns 25–50% of shares; holds 25–50% of voting rights, since 2025-02-24
- Mr Mark Eadie — owns 25–50% of shares; holds 25–50% of voting rights, since 2025-02-24

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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/15657369
HTML: https://firmoscan.com/company/15657369-carbon-zero-consultants-ltd