SUSTAINABLE ENERGY FIRST LIMITED
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Cash
£4.2m
+145.6% highest in 3 filed years
Net assets
£3.4m
-24.7% lowest in 3 filed years
Employees
188
+11.9% highest in 3 filed years
Profit before tax
-£1.1m
-332.8% lowest in 3 filed years
Net assets
3-year trend · vs Industrials median
Accounts
3-year trend · Δ = latest vs prior filed period · latest reflected 2025-10-31
| Metric | Trend | 2023-10-31 | 2024-10-31 | 2025-10-31 | Δ vs prior |
|---|---|---|---|---|---|
| Turnover | £13,784,000 | £18,237,000 | £14,814,000 | -18.8% | |
| Operating profit | £2,948,000 | £4,476,000 | £521,000 | -88.4% | |
| Profit before tax | £2,462,000 | -£259,000 | -£1,121,000 | -332.8% | |
| Net profit | £1,726,000 | -£259,000 | -£1,126,000 | -334.7% | |
| Cash | £2,292,000 | £1,727,000 | £4,241,000 | +145.6% | |
| Total assets less current liabilities | £11,425,000 | £4,553,000 | £3,427,000 | -24.7% | |
| Net assets | £11,425,000 | £4,553,000 | £3,427,000 | -24.7% | |
| Equity | £11,425,000 | £4,553,000 | £3,427,000 | -24.7% | |
| Average employees | 142 | 168 | 188 | +11.9% | |
| Wages | £6,528,000 | £7,487,000 | £8,337,000 | +11.4% | |
| Directors' remuneration | — | — | — | — |
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 | 2023-10-31 | 2024-10-31 | 2025-10-31 |
|---|---|---|---|---|
| Operating margin | 21.4% | 24.5% | 3.5% | |
| Net margin | 12.5% | -1.4% | -7.6% | |
| Return on capital employed | 25.8% | 98.3% | 15.2% | |
| Gearing (liabilities / total assets) | 55.9% | 89.7% | 92.5% | |
| Current ratio | 1.58x | 0.62x | 0.63x | |
| Interest cover | 6.07x | 0.94x | 0.32x |
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.
Name history
Renamed 1 time since incorporation
- SUSTAINABLE ENERGY FIRST LIMITED 2022-09-14 → present
- BIU LIMITED 2019-01-11 → 2022-09-14
Audit & accounting basis
- Accounting basis
- FRS 102
- Reporting scope
- Standalone (parent only)
- Auditor
- RSM UK Audit LLP
- Audit opinion
- Unqualified (clean)
- Going concern
- Affirmed
“In auditing the financial statements, we have concluded that the directors' use of the going concern basis of accounting in the preparation of the financial statements is appropriate. Based on the work we have performed, we have not identified any material uncertainties relating to events or conditions that, individually or collectively, may cast significant doubt on the company's ability to continue as a going concern for a period of at least twelve months from when the financial statements are authorised for issue.”
Group structure
- SUSTAINABLE ENERGY FIRST LIMITED · parent
- Inenco Holdings Limited 100%
- Inenco Limited 100%
- Inenco Group Limited 100%
- Inenco Energy Trading Limited 100%
Significant events
- “In February 2026, the Company made a strategic investment by acquiring 50% of a renewable energy platform business that uses technology to facilitate secure, high-value power purchase agreements (PPAs).”
Auditor, going-concern and subsidiary information is drawn from the narrative of the latest annual accounts. About these numbers
People
2 active · 3 resigned
| Name | Role | Appointed | Born | Nationality |
|---|---|---|---|---|
| ABBOTT, Michael Edward | Director | 2019-07-31 | Jul 1967 | British |
| RUSSELL, Christopher Mark | Director | 2024-04-25 | Mar 1980 | British |
Show 3 resigned officers
| Name | Role | Appointed | Resigned |
|---|---|---|---|
| ELLIS, Thomas David | Director | 2019-07-31 | 2024-04-25 |
| JONES, Christopher Michael | Director | 2019-01-11 | 2024-04-25 |
| PRIESTLEY, Dale Russell Shaun | Director | 2019-01-11 | 2024-04-25 |
Ownership
Persons with significant control
| Name | Kind | Nature of control | Notified | Status |
|---|---|---|---|---|
| Project Gaia Bidco Limited | Corporate entity | Shares 75–100%, Voting 75–100%, Appoints directors | 2024-04-25 | Active |
| Mr Dale Russell Shaun Priestley | Individual | Shares 75–100% | 2021-10-29 | Ceased 2024-04-25 |
| Utilitas Holdings Limited | Corporate entity | Shares 75–100%, Voting 75–100%, Appoints directors, Significant influence (as firm) | 2019-01-11 | Ceased 2024-04-25 |
Filing timeline
Last 20 of 45 total filings
Material constitutional events — rename, articles re-file, resolution
- 2025-05-12 MA Memorandum articles
- 2025-05-12 RESOLUTIONS Resolution
- 2024-05-14 MA Memorandum articles
- 2024-05-14 RESOLUTIONS Resolution
| Date | Type | Category | Description | |
|---|---|---|---|---|
| 2026-08-13 | AA | accounts | Accounts with accounts type full | |
| 2026-06-18 | TM01 | officers | Termination director company with name termination date | |
| 2026-06-17 | AP01 | officers | Appoint person director company with name date | |
| 2026-06-17 | AP01 | officers | Appoint person director company with name date | |
| 2026-02-12 | CS01 | confirmation-statement | Confirmation statement with no updates | |
| 2025-11-03 | AD01 | address | Change registered office address company with date old address new address | |
| 2025-09-02 | AA | accounts | Accounts with accounts type full | |
| 2025-05-12 | MA | incorporation | Memorandum articles | |
| 2025-05-12 | RESOLUTIONS | resolution | Resolution | |
| 2025-04-03 | TM01 | officers | Termination director company with name termination date | |
| 2025-04-03 | TM01 | officers | Termination director company with name termination date | |
| 2025-04-03 | AP01 | officers | Appoint person director company with name date | |
| 2025-01-22 | CS01 | confirmation-statement | Confirmation statement with updates | |
| 2024-05-14 | MA | incorporation | Memorandum articles | |
| 2024-05-14 | RESOLUTIONS | resolution | Resolution | |
| 2024-05-13 | AD01 | address | Change registered office address company with date old address new address | |
| 2024-05-09 | PSC07 | persons-with-significant-control | Cessation of a person with significant control | |
| 2024-05-09 | PSC02 | persons-with-significant-control | Notification of a person with significant control | |
| 2024-05-09 | PSC07 | persons-with-significant-control | Cessation of a person with significant control | |
| 2024-05-09 | TM01 | officers | Termination director company with name termination date |
Public-record activity
Raw counts from Companies House — last 12–24 months
- Filings
- 7
- Capital events
- 0
- Officers appointed
- 0
- 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.