# Plexus Innovation Limited

## Details

- **Company number:** [11105009](https://find-and-update.company-information.service.gov.uk/company/11105009)
- **Status:** Active
- **Type:** Private Limited Company
- **Incorporated:** 11 Dec 2017
- **Registered office:** ALTON HOUSE ALTON BUSINESS PARK, ALTON ROAD, ROSS ON WYE, HR9 5BP
- **Nature of business:** [33200](/sic/33200) Installation of industrial machinery and equipment
- **Corporate group:** [Mariner Topco Limited](/group/19401) (28 companies)


## Previous names

- HSL Plexus Limited (until 14 Jul 2026)
- Low Carbon Control Solutions Limited (until 8 Jan 2019)
- Plexus Innovation Limited (until 7 Jul 2026)



## Officers

| Name | Role | Appointed | Resigned |
|---|---|---|---|
| TINDALL-DOMAN, Zoe | director | 7 Jul 2026 |  |
| HARTLEY, Gavin Michael | director | 9 Jan 2024 |  |
| BELBEN, Kevin John William | director | 9 Jan 2024 |  |
| TODD, Steve | director | 11 Dec 2017 |  |
| HARTLEY, Benjamin Paul | director | 9 Jan 2024 | 7 Jul 2026 |
| TAYLOR, Thomas Harry | director | 9 Jan 2024 | 7 Jul 2026 |
| BOLTER, Andrew Christopher | director | 13 Jun 2025 | 31 Jul 2025 |
| HORTON, Paul John | director | 9 Jan 2024 | 13 Jun 2025 |
| MARSH, Andrew Alexander | director | 7 Aug 2020 | 30 Jun 2024 |
| MURRAY, Ian | director | 11 Dec 2017 | 17 Jul 2023 |



## Control

| Name | Nature of control | Notified | Ceased |
|---|---|---|---|
| Hsl Compliance Holdings Limited | ownership-of-shares-75-to-100-percent, voting-rights-75-to-100-percent, right-to-appoint-and-remove-directors | 9 Jan 2024 |  |
| Mr Kevin John William Belben | ownership-of-shares-25-to-50-percent, voting-rights-25-to-50-percent | 9 Jan 2024 | 7 Jul 2026 |
| Mr Steve Todd | ownership-of-shares-25-to-50-percent, voting-rights-25-to-50-percent | 11 Dec 2017 | 7 Jul 2026 |
| Finance Durham Gp Limited | significant-influence-or-control | 7 Aug 2020 | 9 Jan 2024 |
| Enterprise Ventures (General Partner Ne Venture) Limited | ownership-of-shares-25-to-50-percent, voting-rights-25-to-50-percent | 7 Aug 2020 | 9 Jan 2024 |
| Mr Ian Murray | ownership-of-shares-25-to-50-percent, voting-rights-25-to-50-percent | 7 Aug 2020 | 17 Jul 2023 |



## Accounts

| Year ended | Net assets | Cash | Employees |
|---|---|---|---|
| 31 Dec 2024 | -£258,575 | £19,300 | 7 |
| 31 Dec 2023 | -£542,797 | £8,830 | 7 |
| 31 Dec 2022 | -£214,328 | £71,774 | 4 |
| 31 Dec 2021 | £76,089 | £35,025 | 3 |
| 31 Dec 2020 | £246,748 | £284,719 | 2 |
| 31 Dec 2019 | -£154 | - | 2 |
| 31 Dec 2018 | £167 | - | - |



## Owned by

Plexus Innovation Limited → [HSL Compliance Holdings Limited](/company/08313030) → [HSL Compliance Group Limited](/company/11738872) → [Mariner Bidco Limited](/company/16195589) → [Mariner Midco 2 Limited](/company/16195523) → [Mariner Midco 1 Limited](/company/16195465)




## Directors' other companies

- [HARTLEY, Gavin Michael](/person/5387649) - director at [HSL Compliance (Scotland) Ltd](/company/SC197200)
- [HARTLEY, Gavin Michael](/person/5387649) - director at [APC Compliance Limited](/company/05392042)
- [HARTLEY, Gavin Michael](/person/5387649) - director at [Urmson Fire Specialists Limited](/company/11438396)
- [HARTLEY, Gavin Michael](/person/5387649) - director at [National Hygiene Services Limited](/company/09848539)
- [HARTLEY, Gavin Michael](/person/5387649) - director at [Crosmill Holdings Ltd](/company/03787955)
- [HARTLEY, Gavin Michael](/person/5387649) - director at [Saferspaces Limited](/company/07453514)
- [HARTLEY, Gavin Michael](/person/5387649) - director at [HSL Compliance Holdings Limited](/company/08313030)
- [HARTLEY, Gavin Michael](/person/5387649) - director at [Houseman Environmental Limited](/company/08774566)
- [HARTLEY, Gavin Michael](/person/5387649) - director at [R J Urmson Commissioning Engineers Limited](/company/05351065)
- [HARTLEY, Gavin Michael](/person/5387649) - director at [Crosmill Limited](/company/01607965)