BIO COLLECTORS HOLDINGS LIMITED
Get an alert when BIO COLLECTORS HOLDINGS LIMITED files next
Leroy will email you the moment a new filing lands at Companies House — one short note per filing, nothing else.
Cash
£791K
Latest balance sheet
Net assets
£1.2M
Equity attributable
Employees
65
Average over period
Profit before tax
-£2.9M
Period ending 2025-03-31
Watchouts
Facts from the Companies House register and the latest accounts — not a rating
-
Material uncertainty over going concern
The group is expected to have sufficient cash resources to repay its creditors as they fall due, however the shareholders have indicated that financial support will be provided if required.
-
Going-concern uncertainty disclosed
Net assets
2-year trend · vs Industrials median
Accounts
2-year trend · Δ = latest vs prior filed period · latest reflected 2025-03-31
| Metric | Trend | 2024-03-31 | 2025-03-31 | Δ vs prior |
|---|---|---|---|---|
| Turnover | £18,167,426 | £10,441,250 | — | |
| Operating profit | £1,090,342 | -£2,479,659 | — | |
| Profit before tax | £505,491 | -£2,881,784 | — | |
| Net profit | £359,158 | -£2,164,137 | — | |
| Cash | £419,483 | £790,910 | — | |
| Total assets less current liabilities | £9,087,722 | £7,930,142 | — | |
| Net assets | £3,343,992 | £1,179,855 | — | |
| Equity | £3,343,992 | £1,179,855 | — | |
| Average employees | 65 | 65 | — | |
| Wages | £4,630,983 | £3,214,536 | — | |
| Directors' remuneration | £181,200 | — | — |
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 —. Year-on-year comparison hidden: this filing covers about 12 months versus 18 months prior. About these numbers
Ratios
Computed from the line items above — sparklines read oldest → newest
| Ratio | Trend | 2024-03-31 | 2025-03-31 |
|---|---|---|---|
| Operating margin | 6.0% | -23.7% | |
| Net margin | 2.0% | -20.7% | |
| Return on capital employed | 12.0% | -31.3% | |
| Gearing (liabilities / total assets) | 71.6% | 89.3% | |
| Current ratio | 1.64x | 1.18x | |
| Interest cover | 1.82x | -6.14x |
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
- BIO COLLECTORS HOLDINGS LIMITED 2012-06-19 → present
- KANGERTOO LTD 2012-06-14 → 2012-06-19
Audit & accounting basis
- Accounting basis
- FRS 102
- Reporting scope
- Consolidated group
- Auditor
- Hardcastle Burton LLP
- Audit opinion
- Unqualified (clean)
- Going concern
- Material uncertainty disclosed
“The group is expected to have sufficient cash resources to repay its creditors as they fall due, however the shareholders have indicated that financial support will be provided if required.”
Group structure
- BIO COLLECTORS HOLDINGS LIMITED · parent
- Riverside Bio Limited 100%
- Riverside AD Limited 100%
- Bio Collectors Limited 100%
Auditor, going-concern and subsidiary information is drawn from the narrative of the latest annual accounts. About these numbers
People
2 active · 14 resigned
| Name | Role | Appointed | Born | Nationality |
|---|---|---|---|---|
| BLACKBURN, Stuart James Alston | Director | 2025-11-18 | Jan 1995 | British |
| MATTHEWS, Samuel Jack | Director | 2024-07-20 | Sep 1988 | British |
Show 14 resigned officers
| Name | Role | Appointed | Resigned |
|---|---|---|---|
| KILLOUGHERY, Paul | Secretary | 2012-06-18 | 2019-12-13 |
| FIELD, Benjamin Thomas | Director | 2019-12-13 | 2021-02-18 |
| GREGORY, Craig Neil | Director | 2022-08-25 | 2024-01-23 |
| HOLMES, Christopher | Director | 2019-12-13 | 2024-07-19 |
| HUGHES, Steven William | Director | 2021-07-21 | 2022-11-24 |
| KILLOUGHERY, Claire | Director | 2014-10-14 | 2019-12-13 |
| KILLOUGHERY, Paul | Director | 2012-06-18 | 2023-12-01 |
| KOE, Adrian Michael | Director | 2012-06-14 | 2012-06-18 |
| MEZZULLO, William | Director | 2019-12-13 | 2021-07-16 |
| PURVIS, Daniel Philip | Director | 2020-04-01 | 2022-01-27 |
| TRIVELLATO, Stefania | Director | 2022-11-24 | 2025-12-03 |
| VIRNO, Toby, Mr. | Director | 2021-02-24 | 2023-04-26 |
| WILLIAMS, James Benedict | Director | 2023-04-26 | 2025-11-19 |
| WESTCO DIRECTORS LTD | Corporate Director | 2012-06-14 | 2012-06-18 |
Ownership
Persons with significant control
| Name | Kind | Nature of control | Notified | Status |
|---|---|---|---|---|
| John Laing Environmental Assets Group (Uk) Limited | Corporate entity | Shares 50–75%, Voting 50–75%, Appoints directors | 2019-12-13 | Active |
| Mrs Claire Killoughery | Individual | Shares 25–50%, Voting 25–50% | 2019-12-06 | Ceased 2019-12-13 |
| Mr Paul Killoughery | Individual | Shares 25–50%, Voting 25–50% | 2016-08-01 | Ceased 2023-12-01 |
Filing timeline
Last 20 of 82 total filings
Material constitutional events — rename, articles re-file, resolution
- 2024-01-30 MA Memorandum articles
- 2024-01-30 RESOLUTIONS Resolution
| Date | Type | Category | Description | |
|---|---|---|---|---|
| 2026-05-22 | AA | accounts | Accounts with accounts type group | |
| 2025-12-04 | AP01 | officers | Appoint person director company with name date | |
| 2025-12-04 | TM01 | officers | Termination director company with name termination date | |
| 2025-12-04 | TM01 | officers | Termination director company with name termination date | |
| 2025-06-26 | CS01 | confirmation-statement | Confirmation statement with no updates | |
| 2025-03-27 | AA | accounts | Accounts with accounts type small | |
| 2024-08-02 | AP01 | officers | Appoint person director company with name date | |
| 2024-08-01 | TM01 | officers | Termination director company with name termination date | |
| 2024-07-22 | CS01 | confirmation-statement | Confirmation statement with updates | |
| 2024-01-30 | MA | incorporation | Memorandum articles | |
| 2024-01-30 | RESOLUTIONS | resolution | Resolution | |
| 2024-01-25 | TM01 | officers | Termination director company with name termination date | |
| 2023-12-13 | PSC07 | persons-with-significant-control | Cessation of a person with significant control | |
| 2023-12-13 | TM01 | officers | Termination director company with name termination date | |
| 2023-08-14 | AA01 | accounts | Change account reference date company current extended | |
| 2023-07-14 | CS01 | confirmation-statement | Confirmation statement with no updates | |
| 2023-06-28 | AA | accounts | Accounts with accounts type small | |
| 2023-05-11 | AP01 | officers | Appoint person director company with name date | |
| 2023-05-05 | TM01 | officers | Termination director company with name termination date | |
| 2022-12-02 | AP01 | officers | Appoint person director company with name date |
Public-record activity
Raw counts from Companies House — last 12–24 months
- Filings
- 4
- Capital events
- 0
- Officers appointed
- 1
- Officers resigned
- 2
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.