CORE LABORATORIES INTERESTS ONE LIMITED
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Cash
£2.5k
USD 3,385
-30.7% lowest in 3 filed years
Net assets
£810k
USD 1,091,828
-16.6% first positive since 2023
Employees
0
Average over period
Profit before tax
-£170k
USD -229,490
+79% highest in 3 filed years
Net assets
3-year trend · vs Industrials median
Accounts
3-year trend · Δ = latest vs prior filed period · latest reflected 2025-12-31
| Metric | Trend | 2023-12-31 | 2024-12-31 | 2025-12-31 | Δ vs prior |
|---|---|---|---|---|---|
| Turnover | — | — | — | — | |
| Operating profit | -£55,996 | -£13,521 | -£22,577 | -67% | |
| Profit before tax | -£2,040,610 | -£812,896 | -£170,308 | +79% | |
| Net profit | -£2,040,610 | -£812,896 | -£170,308 | +79% | |
| Cash | £3,746 | £3,625 | £2,512 | -30.7% | |
| Total assets less current liabilities | — | — | £810,262 | — | |
| Net assets | -£23,167,425 | £972,077 | £810,262 | -16.6% | |
| Equity | -£23,167,425 | £972,077 | £810,262 | -16.6% | |
| Average employees | 0 | 0 | 0 | — | |
| Wages | — | — | — | — | |
| Directors' remuneration | £0 | £0 | £0 | — | |
| Highest paid director | — | — | £0 | — |
Figures converted to GBP from USD at 0.742 per USD (Frankfurter spot rate) — hover any figure for the original. — 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 |
|---|---|---|---|---|
| Return on capital employed | — | — | -2.8% | |
| Gearing (liabilities / total assets) | 113.6% | 99.5% | 99.5% | |
| Current ratio | 0.55x | 0.64x | 0.66x | |
| Interest cover | -0.01x | -0.00x | -0.00x |
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
- FRS 102
- Reporting scope
- Standalone (parent only)
- Auditor
- Azets Audit Services
- Audit opinion
- Unqualified (clean)
- Going concern
- Affirmed
“At the financial year-end, the Company had net current liabilities of $80,720,773 (2024: $80,515,283) and net assets of $1,091,828 (2024: $1,221,318), however the financial statements have been prepared on a going concern basis which the Directors consider to be appropriate.”
Group structure
- CORE LABORATORIES INTERESTS ONE LIMITED · parent
- Core Laboratories Interests Two Limited 100%
- Quantoil Limited 100%
Auditor, going-concern and subsidiary information is drawn from the narrative of the latest annual accounts. About these numbers
People
3 active · 3 resigned
| Name | Role | Appointed | Born | Nationality |
|---|---|---|---|---|
| TMF CORPORATE ADMINISTRATION SERVICES LIMITED | Corporate Secretary | 2012-01-31 | — | — |
| CROMBIE, Alastair | Director | 2024-05-31 | Oct 1969 | British |
| WATSON, Jacqueline | Director | 2011-05-18 | May 1970 | British |
Show 3 resigned officers
| Name | Role | Appointed | Resigned |
|---|---|---|---|
| BRUCE, George | Director | 2011-05-18 | 2022-08-31 |
| SULLIVAN, Daniel Austin | Director | 2011-03-31 | 2011-05-18 |
| THOMSON, Ewan John | Director | 2022-08-31 | 2024-05-31 |
Ownership
Persons with significant control
| Name | Kind | Nature of control | Notified | Status |
|---|---|---|---|---|
| Core Laboratories Inc. | Corporate entity | Significant influence | 2023-05-01 | Ceased 2023-05-01 |
| Core Laboratories (U.K.) Limited | Corporate entity | Shares 75–100%, Voting 75–100%, Appoints directors | 2021-05-06 | Ceased 2023-05-01 |
| Core Laboratories (U.K.) Limited | Corporate entity | Shares 75–100%, Voting 75–100%, Appoints directors | 2021-05-06 | Active |
| Core Laboratories N.V. | Corporate entity | Significant influence | 2016-04-06 | Ceased 2023-05-01 |
Filing timeline
Last 20 of 56 total filings
| Date | Type | Category | Description | |
|---|---|---|---|---|
| 2026-09-29 | AA | accounts | Accounts with accounts type full | |
| 2026-04-01 | CS01 | confirmation-statement | Confirmation statement with no updates | |
| 2025-09-17 | AA | accounts | Accounts with accounts type full | |
| 2025-06-19 | PSC02 | persons-with-significant-control | Notification of a person with significant control | |
| 2025-06-19 | PSC07 | persons-with-significant-control | Cessation of a person with significant control | |
| 2025-04-07 | CS01 | confirmation-statement | Confirmation statement with no updates | |
| 2024-12-19 | AA | accounts | Accounts with accounts type full | |
| 2024-09-30 | CH01 | officers | Change person director company with change date | |
| 2024-06-04 | AP01 | officers | Appoint person director company with name date | |
| 2024-06-03 | TM01 | officers | Termination director company with name termination date | |
| 2024-04-11 | CS01 | confirmation-statement | Confirmation statement with no updates | |
| 2024-04-10 | PSC02 | persons-with-significant-control | Notification of a person with significant control | |
| 2024-04-10 | PSC07 | persons-with-significant-control | Cessation of a person with significant control | |
| 2024-04-10 | PSC07 | persons-with-significant-control | Cessation of a person with significant control | |
| 2023-10-18 | AA | accounts | Accounts with accounts type full | |
| 2023-07-25 | CH04 | officers | Change corporate secretary company with change date | |
| 2023-07-25 | PSC05 | persons-with-significant-control | Change to a person with significant control | |
| 2023-07-24 | AD01 | address | Change registered office address company with date old address new address | |
| 2023-04-06 | CS01 | confirmation-statement | Confirmation statement with no updates | |
| 2023-01-07 | AA | accounts | Accounts with accounts type full |
Public-record activity
Raw counts from Companies House — last 12–24 months
- Filings
- 2
- 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.