# Construction Materials Testing Ltd

## Details

- **Company number:** [SC272812](https://find-and-update.company-information.service.gov.uk/company/SC272812)
- **Status:** Active
- **Type:** Private Limited Company
- **Incorporated:** 1 Sep 2004
- **Registered office:** ADDLESHAW GODDARD LLP, 24 ST ANDREW SQUARE, EDINBURGH, EH2 1AF
- **Nature of business:** Technical testing and analysis
- **Corporate group:** [Celnor Topco Limited](/group/5625) (60 companies)



## Officers

| Name | Role | Appointed | Resigned |
|---|---|---|---|
| BONTHRON, Gillian | director | 27 Oct 2025 |  |



## Control

| Name | Nature of control | Notified | Ceased |
|---|---|---|---|
| Mr Ronald Woods | ownership-of-shares-75-to-100-percent, voting-rights-75-to-100-percent | 6 Apr 2016 | 31 May 2024 |
| Celnor Group Limited | ownership-of-shares-75-to-100-percent, voting-rights-75-to-100-percent, right-to-appoint-and-remove-directors | 31 May 2024 |  |



## Accounts

| Year ended | Net assets | Cash | Employees |
|---|---|---|---|
| 31 Aug 2023 | £665,482 | £174,131 | 19 |
| 31 Aug 2022 | £495,280 | £35,927 | 21 |
| 31 Aug 2021 | £421,202 | £151,088 | 21 |
| 31 Aug 2020 | £200,206 | £21,196 | 16 |
| 31 Aug 2019 | £243,947 | £44,184 | 20 |
| 31 Aug 2018 | £275,540 | £79,197 | 20 |
| 31 Aug 2017 | £305,870 | £72,725 | - |
| 31 Aug 2016 | £319,260 | £55,911 | - |
| 31 Aug 2015 | £303,209 | £61,332 | - |
| 31 Aug 2014 | £297,526 | £19,927 | - |
| 31 Aug 2013 | £223,657 | £23,587 | - |
| 31 Aug 2012 | £185,224 | £66,497 | - |
| 31 Aug 2011 | £182,767 | £21,218 | - |



## Owned by

Construction Materials Testing Ltd → [Celnor Group Limited](/company/15058538) → [Celnor Finco Limited](/company/15058469) → [Celnor Midco Limited](/company/15058244) → [Celnor Topco Limited](/company/15057523)




## Directors' other companies

- [BONTHRON, Gillian](/person/5676316) - director at [Celnor Topco Limited](/company/15057523)
- [BONTHRON, Gillian](/person/5676316) - director at [Lacmor Limited](/company/14613618)
- [BONTHRON, Gillian](/person/5676316) - director at [Assurity Consulting Limited](/company/02227268)
- [BONTHRON, Gillian](/person/5676316) - director at [Arem Group Limited](/company/11734062)
- [BONTHRON, Gillian](/person/5676316) - director at [FFT Holdco Limited](/company/16868913)
- [BONTHRON, Gillian](/person/5676316) - director at [TWC (Services) Limited](/company/02724733)
- [BONTHRON, Gillian](/person/5676316) - director at [Dynamic Safety Solutions Ltd](/company/NI628210)
- [BONTHRON, Gillian](/person/5676316) - director at [Rural Solutions Limited](/company/06839914)
- [BONTHRON, Gillian](/person/5676316) - director at [Calbarrie Compliance Services Limited](/company/06727566)
- [BONTHRON, Gillian](/person/5676316) - director at [Uni-Safe Access Limited](/company/06199536)



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