Annual accounts
Total Exemption Full accounts
30/09/2027Filing deadline
Made up to 31/12/2025Due 30/09/2027
- Next accounts made up to
- 31/12/2026
- Last accounts made up to
- 31/12/2025
CARBON ZERO MARKETS LIMITED
ActiveRegistry details
Reference data exactly as held at Companies House.
Copy registry details
- Registered office
- 22-26 King Street, King's Lynn, Norfolk PE30 1HJ
- Classification (2 SIC codes)
- Trade of electricity (35.14 - SIC 2007)Trade of gas through mains (35.23 - SIC 2007)
- Accounts type
- Total Exemption Full
Company activity
The 4 most recent documents filed at Companies House.
Pre-Score for UK companies is coming soon
- 10/07/2026View PDF (2 pages)
Change of details for Mr Charles Peter Ward as a person with significant control on 2026-06-30
- 10/07/2026View PDF (2 pages)
Director's details changed for Mr Charles Peter Ward on 2026-06-30
- 08/04/2026View PDF (11 pages)
Total exemption full accounts made up to 2025-12-31
- 31/01/2026View PDF (2 pages)
Director's details changed for Mr Bruce Duncan Brown on 2025-12-22
Coming soon
What Pre-Score will tell you
- Whether the filed accounts are strengthening or weakening year on year.
- Whether this company files on time, and how often its record changes.
- How its officers and controlling parties connect to other UK companies.
Accounts and confirmation statement
The two filings Companies House requires every year, and where each one stands against its deadline today.
On schedule
Confirmation statement
Confirms the registry record is up to date
08/10/2026Filing deadline
Last statement 24/09/2025Due 08/10/2026
- Next statement date
- 24/09/2026
- Last statement dated
- 24/09/2025
Financial performance
The latest figures CARBON ZERO MARKETS LIMITED filed. Okredo holds filed accounts data for 2021–2025; the year-by-year record is on the financials page.
Net Assets
£221.71K2025
50.56%vs 20242024: £147.25K
Total Assets
£793.03K2025
13.90%vs 20242024: £696.23K
Cash in Bank
£264.61K2025
48.75%vs 20242024: £177.90K
Total Liabilities
£571.32K2025
4.07%vs 20242024: £548.98K
Employees
42025
-5vs 20242024: 9
Of the 4 measures with an earlier filing to compare against, 4 rose. Total assets moved furthest, up 13.90% on 2024. See the full financial analysis for CARBON ZERO MARKETS LIMITED.
The full financial record
Four ways through CARBON ZERO MARKETS LIMITED's filed accounts — the year-by-year numbers, the compound rates and the ratios behind them.
Net Assets · -28.9% a year (CAGR)Three-year trend, 2023–2025Every measure end to end across 2023, 2024 and 2025, with the compound rate behind each one.See what moved5 chartsCharts by indicator5 filed indicators plotted year by year, 2021–2025.Plot the figuresNothing estimatedRatios from the filed figures4 ratios computed from this company's own reported amounts, each shown against the year it was derived from.Check the ratios5 × 5 yearsEvery figure by yearAll 5 measures Okredo tracks across 5 reported years, exactly as filed.Open the table
Employees
Headcount as reported to Companies House for 2021–2025.
| Year | Employees | Change |
|---|---|---|
| 2025 | 4 | -5 |
| 2024 | 9 | +1 |
| 2023 | 8 | +4 |
| 2022 | 4 | +4 |
| 2021 | 0 | – |
Reported employee count increased from 0 in 2021 to 4 in 2025. See how headcount moved alongside the reported financials.
Credit report
It is a professional assessment of the company 's performance, revealing company's potential and risks, showing it's past experiences and revealing future prospects.
- Company potential
- Risk indicators
- Past performance
- Future prospects
Officers
4Directors, secretaries and other appointed officers, with the period each has served.
| Person | Role | Period | Connected companies |
|---|---|---|---|
| Director | 09/06/2020–Present | 17 | |
| Director | 01/11/2022–Present | 17 | |
| Director | 19/08/2021–Present | 3 | |
| Director | 09/06/2020–Present | 27 |
Persons with significant control
4Individuals or entities with significant control over the company, as declared to Companies House.
| Person | Period | Connected companies |
|---|---|---|
| 09/06/2020–Present | 27 | |
| 09/06/2020–Present | 17 | |
| 09/06/2020–Present | 17 | |
| 24/09/2021–Present | 3 |
Filing history and recent activity
Every document on the Companies House record, newest first.
- Filings on record
- 27
- Since 09/06/2020
- Last 12 months
- 7
- +5 vs the year before
- Most recent filing
- 10/07/2026
- 2 months ago
What changed in the last year
- Officer changes (5)Latest 10/07/2026
- Accounts filedLatest 08/04/2026
- Confirmation statementLatest 08/10/2025
Filing timeline
- 10/07/2026View PDF (2 pages)
Change of details for Mr Charles Peter Ward as a person with significant control on 2026-06-30
- 10/07/2026View PDF (2 pages)
Director's details changed for Mr Charles Peter Ward on 2026-06-30
- 08/04/2026View PDF (11 pages)
Total exemption full accounts made up to 2025-12-31
- 31/01/2026View PDF (2 pages)
Director's details changed for Mr Bruce Duncan Brown on 2025-12-22
- 31/01/2026View PDF (2 pages)
Change of details for Mr Bruce Duncan Brown as a person with significant control on 2025-12-22
- 08/10/2025View PDF (2 pages)
Change of details for Mr Michael George Ridler as a person with significant control on 2024-09-25
- 08/10/2025View PDF (3 pages)
Confirmation statement made on 2025-09-24 with no updates
- 19/09/2025View PDF (11 pages)
Total exemption full accounts made up to 2024-12-31
- 16/10/2024View PDF (3 pages)
Confirmation statement made on 2024-09-24 with no updates
- 29/04/2024View PDF (10 pages)
Total exemption full accounts made up to 2023-12-31
- 16/04/2024View PDF (2 pages)
Director's details changed for Mr Gareth Goodall on 2023-11-15
- 16/04/2024View PDF (2 pages)
Change of details for Mr Gareth Goodall as a person with significant control on 2023-11-15
Showing 12 of 27 filings
See when the next accounts and confirmation statement are due
Similar companies
128 UK companies are similar to CARBON ZERO MARKETS LIMITED, sharing the same company status (Active), the same industry sector and activity group (Trade of electricity) and a comparable number of employees. The 5 closest matches are shown below to help you compare competitors and industry peers.
CRITICAL INSTALLATION SERVICES LIMITED
Active24 South Street, Ossett WF5 8LE
- Activity
- Trade of electricity
- Company no.
- 06381098
- Incorporated
- 25/09/2007
- Employees
- 3
SEREN RENEWABLES LTD
Active38 Kilfield Road, Bishopston, Swansea SA3 3DN
- Activity
- Production of electricity
- Company no.
- 06169721
- Incorporated
- 19/03/2007
- Employees
- 4
SPRING DEV 06 LIMITED
ActiveLeytonstone House, 3 Hanbury Drive, London E11 1GA
- Activity
- Production of electricity
- Company no.
- 12515627
- Incorporated
- 12/03/2020
- Employees
- 3
KS SPV 69 LIMITED
ActiveC/O Murrells Assosciates Llp, 14 High Cross, Truro TR1 2AJ
- Activity
- Production of electricity
- Company no.
- 12658282
- Incorporated
- 09/06/2020
- Employees
- 3
LANDFILL GAS GENERATION LIMITED
Active5 Willowbank Road, Millbrook Industrial Estate, Larne, Co. Antrim BT40 2SF
- Activity
- Manufacture of gas
- Company no.
- NI068077
- Incorporated
- 18/02/2008
- Employees
- 3
About CARBON ZERO MARKETS LIMITED
A short description of the company, written from its Companies House record.
CARBON ZERO MARKETS LIMITED is a private limited company registered in the United Kingdom, based in 22-26 King Street, King's Lynn, Norfolk PE30 1HJ. Companies House classifies its business as Trade of electricity, one of 2 SIC classifications on its record. It has been on the register for 6 years 3 months.
The register currently records it as active. Its 2025 accounts report net assets of £221.71K and 4 employees.
CARBON ZERO MARKETS LIMITED: frequently asked questions
Answered from this company's own registry record and filed figures.
Companies House records CARBON ZERO MARKETS LIMITED under 2 registered business activities: Trade of electricity (35.14 - SIC 2007) and Trade of gas through mains (35.23 - SIC 2007).
CARBON ZERO MARKETS LIMITED is recorded as active on the Companies House register, and has been on it since 09/06/2020.
The most recent accounts Okredo holds cover 2025 and report net assets of £221.71K, total assets of £793.03K, cash in bank of £264.61K and total liabilities of £571.32K.
The most recent document on the record is dated 10/07/2026: Change of details for Mr Charles Peter Ward as a person with significant control on 2026-06-30, 2 months ago.
On the current registry record, accounts are due by 30/09/2027 and the next confirmation statement is due by 08/10/2026.
Companies House lists 4 officers and 4 people with significant control.