Annual accounts
Total Exemption Full accounts
30/09/2026Filing deadline
Made up to 31/12/2024Due 30/09/2026
- Next accounts made up to
- 31/12/2025
- Last accounts made up to
- 31/12/2024
ALTERED CARBON LIMITED
Active- 11362774Copy
Copy
Registry details
Reference data exactly as held at Companies House.
Copy registry details
- Registered office
- Henleaze Business Centre, Harbury Road, Bristol, Avon BS9 4PN
- Classification (2 SIC codes)
- Engineering related scientific and technical consulting activities (71.12/2 - SIC 2007)Other engineering activities (71.12/9 - 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
- 22/09/2026View PDF (7 pages)
Confirmation statement made on 2026-03-30 with updates
- 01/06/2026View PDF (4 pages)
Statement of capital following an allotment of shares on 2026-04-05
- 01/06/2026View PDF (3 pages)
Statement of capital following an allotment of shares on 2026-05-19
- 19/01/2026View PDF (4 pages)
Statement of capital following an allotment of shares on 2025-06-23
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.
Due in 5 days
Confirmation statement
Confirms the registry record is up to date
- Next statement date
- 30/03/2026
- Last statement dated
- 31/12/2024
Financial performance
The latest figures ALTERED CARBON LIMITED filed. Okredo holds filed accounts data for 2021–2025; the year-by-year record is on the financials page.
Net Assets
£354.21K2025
70.59%vs 20242024: £207.64K
Total Assets
£409.95K2025
-39.46%vs 20242024: £677.19K
Cash in Bank
£201.67K2024
263.60%vs 20232023: £55.47K
Total Liabilities
£400.68K2024
811.60%vs 20232023: £43.95K
Employees
72025
-3vs 20242024: 10
Of the 4 measures with an earlier filing to compare against, 3 rose and 1 fell. Total liabilities moved furthest, up 811.60% on 2023. See the full financial analysis for ALTERED CARBON LIMITED.
The full financial record
Four ways through ALTERED CARBON LIMITED's filed accounts — the year-by-year numbers, the compound rates and the ratios behind them.
Net Assets · +127% 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 | 7 | -3 |
| 2024 | 10 | +3 |
| 2023 | 7 | 0 |
| 2022 | 7 | +7 |
| 2021 | 0 | – |
Reported employee count increased from 0 in 2021 to 7 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
7Directors, secretaries and other appointed officers, with the period each has served.
| Person | Role | Period | Connected companies |
|---|---|---|---|
| Director | 31/07/2022–Present | 34 | |
| Director | 28/09/2018–Present | 8 | |
| Director | 28/09/2018–Present | 8 | |
| Director | 30/09/2025–Present | 5 | |
| Director | 15/05/2018–30/06/2020 | 27 | |
| Director | 01/01/2021–Present | 27 | |
| Corporate Director | 30/09/2025–Present | 2 |
Persons with significant control
4Individuals or entities with significant control over the company, as declared to Companies House.
| Person | Period | Connected companies |
|---|---|---|
| 30/06/2020–Present | 8 | |
| 30/06/2020–Present | 8 | |
| 01/01/2021–Present | 27 | |
| 15/05/2018–30/06/2020 | 27 |
Filing history and recent activity
Every document on the Companies House record, newest first.
- Filings on record
- 37 Since 28/09/2018
- Last 12 months
- 6 -3 vs the year before
- Most recent filing
- 22/09/2026 less than a month ago
What changed in the last year
- Confirmation statementLatest 22/09/2026
- Share capital (3)Latest 01/06/2026
- Officer changes (2)Latest 02/10/2025
Filing timeline
- 22/09/2026View PDF (7 pages)
Confirmation statement made on 2026-03-30 with updates
- 01/06/2026View PDF (4 pages)
Statement of capital following an allotment of shares on 2026-04-05
- 01/06/2026View PDF (3 pages)
Statement of capital following an allotment of shares on 2026-05-19
- 19/01/2026View PDF (4 pages)
Statement of capital following an allotment of shares on 2025-06-23
- 02/10/2025View PDF (2 pages)
Appointment of Amygdala Ltd as a director on 2025-09-30
- 02/10/2025View PDF (2 pages)
Appointment of Mr Dobromir Petkov Todorov as a director on 2025-09-30
- 02/08/2025View PDF (7 pages)
Total exemption full accounts made up to 2024-12-31
- 07/04/2025View PDF (7 pages)
Confirmation statement made on 2025-03-30 with updates
- 23/10/2024View PDF (4 pages)
Second filing of a statement of capital following an allotment of shares on 2023-04-05
- 15/10/2024View PDF (4 pages)
Second filing of a statement of capital following an allotment of shares on 2024-01-19
- 14/10/2024View PDF (4 pages)
Second filing of Confirmation Statement dated 2022-09-13
- 14/10/2024View PDF (3 pages)
Second filing of Confirmation Statement dated 2018-09-28
Showing 12 of 37 filings
See when the next accounts and confirmation statement are due
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About ALTERED CARBON LIMITED
A short description of the company, written from its Companies House record.
ALTERED CARBON LIMITED is a private limited company registered in the United Kingdom, based in Henleaze Business Centre, Harbury Road, Bristol, Avon BS9 4PN. Companies House classifies its business as Engineering related scientific and technical consulting activities, one of 2 SIC classifications on its record. It has been on the register for 8 years 4 months.
The register currently records it as active. Its 2025 accounts report net assets of £354.21K and 7 employees.
ALTERED CARBON LIMITED: frequently asked questions
Answered from this company's own registry record and filed figures.
What does ALTERED CARBON LIMITED do?
Companies House records ALTERED CARBON LIMITED under 2 registered business activities: Engineering related scientific and technical consulting activities (71.12/2 - SIC 2007) and Other engineering activities (71.12/9 - SIC 2007).
Is ALTERED CARBON LIMITED still active?
ALTERED CARBON LIMITED is recorded as active on the Companies House register, and has been on it since 15/05/2018.
What are ALTERED CARBON LIMITED's latest reported financials?
The most recent accounts Okredo holds cover 2025 and report net assets of £354.21K, total assets of £409.95K, cash in bank of £201.67K and total liabilities of £400.68K.
When did ALTERED CARBON LIMITED last file with Companies House?
The most recent document on the record is dated 22/09/2026: Confirmation statement made on 2026-03-30 with updates, less than a month ago.
When are ALTERED CARBON LIMITED's next filings due?
On the current registry record, accounts are due by 30/09/2026.
Who runs ALTERED CARBON LIMITED?
Companies House lists 7 officers (6 currently in post) and 4 people with significant control (3 current).