Annual accounts
Total Exemption Full accounts
30/06/2027Filing deadline
Made up to 30/09/2025Due 30/06/2027
- Next accounts made up to
- 30/09/2026
- Last accounts made up to
- 30/09/2025
CARBONCHAIN.IO LIMITED
ActiveRegistry details
Reference data exactly as held at Companies House.
Copy registry details
- Registered office
- 124 City Road, London EC1V 2NX
- Classification (2 SIC codes)
- Support activities for other mining and quarrying (09.90 - SIC 2007)Information technology consultancy activities (62.02 - 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
- 21/10/2025View PDF (3 pages)
Confirmation statement made on 2025-09-10 with no updates
- 13/03/2025View PDF (11 pages)
Total exemption full accounts made up to 2024-09-30
- 11/09/2024View PDF (1 pages)
Register(s) moved to registered office address 124 City Road London EC1V 2NX
- 11/09/2024View PDF (1 pages)
Register inspection address has been changed from 3rd Floor 1 Ashley Road Altrincham Cheshire WA14 2DT United Kingdom to 124 City Road London EC1V 2NX
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
24/09/2026Filing deadline
Last statement 10/09/2025Due 24/09/2026
- Next statement date
- 10/09/2026
- Last statement dated
- 10/09/2025
Financial performance
The latest figures CARBONCHAIN.IO LIMITED filed. Okredo holds filed accounts data for 2021–2023; the year-by-year record is on the financials page.
Net Assets
£462.31K2023
180.81%vs 20222022: £-572.12K
Total Assets
£1.39M2023
401.29%vs 20222022: £276.44K
Cash in Bank
£39.44K2023
-6.24%vs 20222022: £42.07K
Total Liabilities
£895.00K2023
7.02%vs 20222022: £836.31K
Employees
222023
+11vs 20222022: 11
Of the 4 measures with an earlier filing to compare against, 3 rose and 1 fell. Total assets moved furthest, up 401.29% on 2022. See the full financial analysis for CARBONCHAIN.IO LIMITED.
The full financial record
Four ways through CARBONCHAIN.IO LIMITED's filed accounts — the year-by-year numbers, the compound rates and the ratios behind them.
Cash in Bank · +68.6% a year (CAGR)Three-year trend, 2021–2023Every measure end to end across 2021, 2022 and 2023, with the compound rate behind each one.See what moved5 chartsCharts by indicator5 filed indicators plotted year by year, 2021–2023.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 × 3 yearsEvery figure by yearAll 5 measures Okredo tracks across 3 reported years, exactly as filed.Open the table
Employees
Headcount as reported to Companies House for 2021–2023.
| Year | Employees | Change |
|---|---|---|
| 2023 | 22 | +11 |
| 2022 | 11 | +2 |
| 2021 | 9 | – |
Reported employee count increased from 9 in 2021 to 22 in 2023. 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 | 11/09/2017–Present | 4 | |
| Director | 11/09/2017–Present | 1 | |
| Director | 11/09/2017–01/08/2018 | 1 | |
| Director | 22/04/2019–14/07/2019 | 1 |
Persons with significant control
4Individuals or entities with significant control over the company, as declared to Companies House.
| Person | Period | Connected companies |
|---|---|---|
| 11/09/2017–Present | 4 | |
| 11/09/2017–Present | 1 | |
| 11/09/2017–01/08/2018 | 1 | |
| 11/09/2017–14/07/2019 | 1 |
Filing history and recent activity
Every document on the Companies House record, newest first.
- Filings on record
- 43
- Since 11/09/2017
- Last 12 months
- 1
- Same as the year before (1)
- Most recent filing
- 21/10/2025
- 11 months ago
What changed in the last year
- Confirmation statementLatest 21/10/2025
Filing timeline
- 21/10/2025View PDF (3 pages)
Confirmation statement made on 2025-09-10 with no updates
- 13/03/2025View PDF (11 pages)
Total exemption full accounts made up to 2024-09-30
- 11/09/2024View PDF (1 pages)
Register(s) moved to registered office address 124 City Road London EC1V 2NX
- 11/09/2024View PDF (1 pages)
Register inspection address has been changed from 3rd Floor 1 Ashley Road Altrincham Cheshire WA14 2DT United Kingdom to 124 City Road London EC1V 2NX
- 11/09/2024View PDF (3 pages)
Confirmation statement made on 2024-09-10 with no updates
- 16/05/2024View PDF (15 pages)
Amended total exemption full accounts made up to 2023-09-30
- 07/02/2024View PDF (13 pages)
Total exemption full accounts made up to 2023-09-30
- 29/09/2023View PDF (4 pages)
Confirmation statement made on 2023-09-10 with updates
- 14/09/2023View PDF (2 pages)
Director's details changed for Mr Roheet Shah on 2023-09-01
- 14/09/2023View PDF (2 pages)
Change of details for Mr Adam Hearne as a person with significant control on 2023-09-01
- 14/09/2023View PDF (2 pages)
Director's details changed for Mr Adam Hearne on 2023-09-01
- 14/09/2023View PDF (2 pages)
Change of details for Mr Roheet Shah as a person with significant control on 2023-09-01
Showing 12 of 43 filings
See when the next accounts and confirmation statement are due
Similar companies
6 UK companies are similar to CARBONCHAIN.IO LIMITED, sharing the same company status (Active), the same industry sector and activity group (Support activities for other mining and quarrying) and a comparable number of employees. The 5 closest matches are shown below to help you compare competitors and industry peers.
CHALLENGE PRODUCTS LTD
ActiveJohnstone House, 52-54 Rose Street, Aberdeen AB10 1HA
- Activity
- Support activities for petroleum and natural gas mining
- Company no.
- SC343018
- Incorporated
- 16/05/2008
- Employees
- 25
NAYLOR TECHNICAL SOLUTIONS LTD.
ActiveNaylor House Valley Road, Wombwell, Barnsley S73 0BS
- Activity
- Support activities for other mining and quarrying
- Company no.
- 04126555
- Incorporated
- 15/12/2000
- Employees
- 21
INTEGRITY SUPPORT SOLUTIONS GROUP LIMITED
ActiveWindygates, Academy Road, Moffat, Dumfriesshire DG10 9HW
- Activity
- Support activities for petroleum and natural gas mining
- Company no.
- SC269997
- Incorporated
- 29/06/2004
- Employees
- 27
RIG CORP LTD
ActivePoseidon House, Neptune Park, Plymouth PL4 0SJ
- Activity
- Support activities for other mining and quarrying
- Company no.
- 13414845
- Incorporated
- 24/05/2021
- Employees
- 25
MERLIN ERD LIMITED
ActiveMerlin House, Necessity Brae, Perth, Perthshire PH2 0PF
- Activity
- Support activities for petroleum and natural gas mining
- Company no.
- SC333348
- Incorporated
- 02/11/2007
- Employees
- 21
About CARBONCHAIN.IO LIMITED
A short description of the company, written from its Companies House record.
CARBONCHAIN.IO LIMITED is a private limited company registered in the United Kingdom, based in 124 City Road, London EC1V 2NX. Companies House classifies its business as Support activities for other mining and quarrying, one of 2 SIC classifications on its record. It has been on the register for 9 years.
The register currently records it as active. Its 2023 accounts report net assets of £462.31K and 22 employees. Its confirmation statement is past the filing deadline shown on the registry record.
CARBONCHAIN.IO LIMITED: frequently asked questions
Answered from this company's own registry record and filed figures.
Companies House records CARBONCHAIN.IO LIMITED under 2 registered business activities: Support activities for other mining and quarrying (09.90 - SIC 2007) and Information technology consultancy activities (62.02 - SIC 2007).
CARBONCHAIN.IO LIMITED is recorded as active on the Companies House register, and has been on it since 11/09/2017.
The most recent accounts Okredo holds cover 2023 and report net assets of £462.31K, total assets of £1.39M, cash in bank of £39.44K and total liabilities of £895.00K.
The most recent document on the record is dated 21/10/2025: Confirmation statement made on 2025-09-10 with no updates, 11 months ago.
On the current registry record, accounts are due by 30/06/2027 and the next confirmation statement is due by 24/09/2026, which has passed.
Companies House lists 4 officers (2 currently in post) and 4 people with significant control (2 current).