ARENKO CLEANTECH LIMITED
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Cash
£5.4m
+32% vs 2024
Net assets
£9.6m
+37.7% highest in 3 filed years
Employees
64
+3.2% vs 2024
Profit before tax
-£5m
+18.4% highest in 3 filed years
Net assets
3-year trend · vs Technology median
Accounts
3-year trend · Δ = latest vs prior filed period · latest reflected 2025-12-31
| Metric | Trend | 2023-12-31 | 2024-12-31 | 2025-12-31 | Δ vs prior |
|---|---|---|---|---|---|
| Turnover | £19,319,131 | £30,501,091 | £48,858,461 | +60.2% | |
| Operating profit | -£6,264,846 | -£6,869,605 | -£5,356,769 | +22% | |
| Profit before tax | -£6,267,890 | -£6,099,040 | -£4,979,448 | +18.4% | |
| Net profit | -£4,347,398 | -£5,428,725 | -£4,966,475 | +8.5% | |
| Cash | £5,681,176 | £4,119,751 | £5,439,053 | +32% | |
| Total assets less current liabilities | £4,570,184 | £7,011,701 | £9,750,379 | +39.1% | |
| Net assets | £4,521,018 | £6,996,670 | £9,635,743 | +37.7% | |
| Equity | £4,521,018 | £6,996,670 | £9,635,743 | +37.7% | |
| Average employees | 66 | 62 | 64 | +3.2% | |
| Wages | £3,278,804 | £3,183,655 | £3,493,966 | +9.7% | |
| Directors' remuneration | £276,566 | £246,134 | £305,041 | +23.9% | |
| Directors' pension contributions | £3,522 | £3,522 | £1,321 | -62.5% | |
| Highest paid director | £276,566 | £242,612 | £292,850 | +20.7% |
Values shown as filed in the company's annual accounts. — indicates the figure wasn't present under that line item in that period. The Δ column is the change from the prior filed period as a percentage of |prior|; lines a company doesn't report show —. About these numbers
Ratios
Computed from the line items above — sparklines read oldest → newest
| Ratio | Trend | 2023-12-31 | 2024-12-31 | 2025-12-31 |
|---|---|---|---|---|
| Operating margin | -32.4% | -22.5% | -11.0% | |
| Net margin | -22.5% | -17.8% | -10.2% | |
| Return on capital employed | -137.1% | -98.0% | -54.9% | |
| Gearing (liabilities / total assets) | 69.5% | 62.0% | 49.1% | |
| Current ratio | 0.98x | 1.17x | 1.38x |
Margins divide P&L lines by turnover. Gearing is liabilities over total assets. Current ratio is current assets over creditors falling due within one year. Interest cover is operating profit over absolute finance costs. Sector-distribution context coming next.
Audit & accounting basis
- Accounting basis
- IFRS
- Reporting scope
- Consolidated group
- Auditor
- Forvis Mazars LLP
- Audit opinion
- Unqualified (clean)
- Going concern
- Affirmed
“The financial statements have been prepared on a going concern basis, which assumes that the Company will continue as a going concern for the foreseeable future.”
Group structure
- ARENKO CLEANTECH LIMITED · parent
- Arenko Pineau Limited 100%
- Arenko Suntzu Limited 100%
- Charged Infrastructure Limited 100%
- Don Cossack Limited 100%
- Flooring Porter Limited 100%
- Imperial Commander Limited 100%
Significant events
- “In February 2026, 102,000 share options were allotted to employees under the Company's Enterprise Management Incentive scheme.”
- “On 17 February 2026, Arenko expanded our RWE collaboration through three new UK solar-plus-storage-sites.”
- “On 27 July 2026, Arenko signed a new agreement for our Nimbus software to operate Europe's first battery co-located with offshore wind.”
Auditor, going-concern and subsidiary information is drawn from the narrative of the latest annual accounts. About these numbers
People
8 active · 2 resigned
| Name | Role | Appointed | Born | Nationality |
|---|---|---|---|---|
| CHANDRIS, Dimitri John | Director | 2015-12-08 | Dec 1984 | British |
| FUTYAN, Mark Ramsey | Director | 2025-10-14 | Mar 1978 | British |
| HARTNOLL, Christopher Voisin | Director | 2025-03-24 | May 1990 | British |
| NEWLAND, Andrew David William | Director | 2014-08-15 | Jun 1961 | British |
| NEWLAND, Rupert James Leighton | Director | 2014-01-03 | Jun 1987 | British |
| PERCY, Max Ralph | Director | 2023-10-25 | May 1990 | British |
| STEDMAN, Christopher Edwin | Director | 2015-05-20 | May 1956 | British |
| TOMAZOS, Anthony | Director | 2017-11-24 | Jan 1968 | British |
Show 2 resigned officers
| Name | Role | Appointed | Resigned |
|---|---|---|---|
| CHILD & CHILD SECRETARIES LIMITED | Corporate Secretary | 2017-02-03 | 2017-03-02 |
| MACDONALD-HALL, Caspar, Mr. | Director | 2017-11-24 | 2023-11-01 |
Ownership
Persons with significant control
| Name | Kind | Nature of control | Notified | Status |
|---|---|---|---|---|
| Mr Rupert James Leighton Newland | Individual | Significant influence | 2016-04-06 | Ceased 2022-08-10 |
Filing timeline
Last 20 of 88 total filings
Material constitutional events — rename, articles re-file, resolution
- 2025-04-02 RESOLUTIONS Resolution
- 2025-04-02 MA Memorandum articles
- 2025-01-10 RESOLUTIONS Resolution
| Date | Type | Category | Description | |
|---|---|---|---|---|
| 2026-09-21 | AA | accounts | Accounts with accounts type group | |
| 2026-02-06 | CS01 | confirmation-statement | Confirmation statement with updates | |
| 2025-11-11 | SH01 | capital | Capital allotment shares | |
| 2025-10-23 | AP01 | officers | Appoint person director company with name date | |
| 2025-10-03 | SH01 | capital | Capital allotment shares | |
| 2025-07-30 | SH01 | capital | Capital allotment shares | |
| 2025-07-18 | AA | accounts | Accounts with accounts type group | |
| 2025-04-02 | RESOLUTIONS | resolution | Resolution | |
| 2025-04-02 | MA | incorporation | Memorandum articles | |
| 2025-03-25 | AP01 | officers | Appoint person director company with name date | |
| 2025-03-25 | SH01 | capital | Capital allotment shares | |
| 2025-02-27 | SH01 | capital | Capital allotment shares | |
| 2025-01-10 | CS01 | confirmation-statement | Confirmation statement with updates | |
| 2025-01-10 | RESOLUTIONS | resolution | Resolution | |
| 2025-01-08 | SH01 | capital | Capital allotment shares | |
| 2024-10-08 | AA | accounts | Accounts with accounts type group | |
| 2024-09-16 | SH01 | capital | Capital allotment shares | |
| 2024-07-12 | SH01 | capital | Capital allotment shares | |
| 2024-03-28 | SH01 | capital | Capital allotment shares | |
| 2024-01-24 | CS01 | confirmation-statement | Confirmation statement with updates |
Public-record activity
Raw counts from Companies House — last 12–24 months
- Filings
- 5
- Capital events
- 6
- Officers appointed
- 1
- Officers resigned
- 0
last 12 months
last 24 months
last 12 months
last 12 months
Direct counts from the register. No score, no rating — see the Filing timeline for the underlying events.