TETRA TECH OCCUPATIONAL HEALTH LIMITED
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Next accounts due
2027-06-30 (in 1y)
Last filed for 2025-09-28
Confirmation statement due
2026-09-05 (in 4mo)
Last made up 2025-08-22
Watchouts
None on the register
Accounts
Audit & accounting basis
- Accounting basis
- FRS 102
- Reporting scope
- Standalone (parent only)
- Auditor
- Armstrong Watson Audit Limited
- Audit opinion
- Unqualified (clean)
- Going concern
- Affirmed
“The directors have a reasonable expectation that the Company has adequate resources to continue in operational existence for at least 12 months from the date of signing the financial statements. Thus, they continue to adopt the going concern basis in preparing the annual financial statements.”
Significant events
- “On 30 March 2026 the company changed its name to Tetra Tech Occupational Health Limited.”
Auditor, going-concern and subsidiary information is drawn from the narrative of the latest annual accounts. About these numbers
People
4 active · 19 resigned
| Name | Role | Appointed | Born | Nationality |
|---|---|---|---|---|
| MURDOCH, Andrew James | Secretary | 2023-11-29 | — | — |
| AITKEN, William Paul | Director | 2018-08-07 | Oct 1966 | Scottish |
| FRASER, Gary William | Director | 2022-07-29 | Apr 1975 | British |
| LEMMON, Richard Alan | Director | 2023-11-29 | Aug 1959 | American |
Show 19 resigned officers
| Name | Role | Appointed | Resigned |
|---|---|---|---|
| ATTERBURY, Karen Lorraine | Secretary | 2022-05-09 | 2023-02-28 |
| GORMLEY, David Joseph | Secretary | 2018-12-04 | 2022-02-04 |
| HOPSON III, Preston | Secretary | 2023-02-28 | 2023-11-29 |
| PETERS, Clodagh Maire | Secretary | 2008-03-25 | 2010-02-17 |
| ROWE, Nicholas | Secretary | 2010-03-15 | 2018-12-04 |
| WHITEOAK, Karen Lynne Wallace, Dr | Secretary | 1999-08-23 | 2008-03-25 |
| SWIFT INCORPORATIONS LIMITED | Corporate Nominee Secretary | 1999-08-23 | 1999-08-23 |
| BROWNLIE, William | Director | 2023-02-28 | 2023-11-29 |
| COTTRELL, Judith | Director | 2020-04-30 | 2023-02-28 |
| COTTRELL, Judith | Director | 2015-11-06 | 2019-01-14 |
| GIDLOW, David Arthur, Dr | Director | 1999-08-23 | 2010-03-15 |
| GILLESPIE, Andrew James | Director | 2023-02-28 | 2023-11-29 |
| GREEN, Christopher James | Director | 2023-11-29 | 2024-10-30 |
| HEARNE, Alan Stephen, Dr | Director | 2010-03-15 | 2017-08-31 |
| HOYLE, Trevor Matthew | Director | 2015-11-06 | 2018-03-09 |
| LUDZKER, David Henry | Director | 1999-08-23 | 2001-09-28 |
| OWEN, Robert | Director | 2019-01-14 | 2022-07-29 |
| STEVENSON, Karen Lynne Wallace, Dr | Director | 1999-09-01 | 2010-03-15 |
| YOUNG, Gary Richard | Director | 2010-03-15 | 2020-04-30 |
Ownership
Persons with significant control
| Name | Kind | Nature of control | Notified | Status |
|---|---|---|---|---|
| Tetra Tech Consulting Limited | Corporate entity | Shares 75–100% | 2016-04-06 | Active |
Filing timeline
Last 20 of 129 total filings
| Date | Type | Category | Description | |
|---|---|---|---|---|
| 2026-04-28 | RESOLUTIONS | resolution | Resolution | |
| 2026-04-28 | MA | incorporation | Memorandum articles | |
| 2026-04-18 | AA | accounts | Accounts with accounts type full | |
| 2026-03-30 | CERTNM | change-of-name | Certificate change of name company | |
| 2025-11-19 | CH01 | officers | Change person director company with change date | |
| 2025-09-10 | PSC05 | persons-with-significant-control | Change to a person with significant control | |
| 2025-08-22 | CS01 | confirmation-statement | Confirmation statement with no updates | |
| 2025-05-01 | AA | accounts | Accounts with accounts type full | |
| 2025-01-02 | AD01 | address | Change registered office address company with date old address new address | |
| 2024-10-30 | TM01 | officers | Termination director company with name termination date | |
| 2024-09-02 | CS01 | confirmation-statement | Confirmation statement with no updates | |
| 2024-07-08 | AA | accounts | Accounts with accounts type full | |
| 2023-11-29 | AP03 | officers | Appoint person secretary company with name date | |
| 2023-11-29 | AP01 | officers | Appoint person director company with name date | |
| 2023-11-29 | AP01 | officers | Appoint person director company with name date | |
| 2023-11-29 | TM02 | officers | Termination secretary company with name termination date | |
| 2023-11-29 | TM01 | officers | Termination director company with name termination date | |
| 2023-11-29 | TM01 | officers | Termination director company with name termination date | |
| 2023-10-30 | AA01 | accounts | Change account reference date company previous shortened | |
| 2023-09-07 | CS01 | confirmation-statement | Confirmation statement with no updates |
Public-record activity
Raw counts from Companies House — last 12–24 months
- Filings
- 8
- 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.
Year-on-year
Latest filed period vs the prior one