# Iris Master Holdco Limited

## Details

- **Company number:** [13055146](https://find-and-update.company-information.service.gov.uk/company/13055146)
- **Status:** active
- **Type:** ltd
- **Incorporated:** 1 Dec 2020
- **Registered office:** C/O AZTEC FINANCIAL SERVICES (UK) LIMITED FORUM 4, SOLENT BUSINESS PARK, PARKWAY SOUTH, WHITELEY, FAREHAM, PO15 7AD
- **Nature of business:** [61900](/sic/61900) Other telecommunications activities
- **Corporate group:** [Colliers Investment Management UK Holdings Limited](/group/102169) (39 companies)




## Control

| Name | Nature of control | Notified | Ceased |
|---|---|---|---|
| Basalt Infrastructure Partners Llp | significant-influence-or-control | 1 Dec 2020 |  |
| Basalt Infrastructure Partners Iii Gp Limited | ownership-of-shares-75-to-100-percent, voting-rights-75-to-100-percent, right-to-appoint-and-remove-directors | 1 Dec 2020 | 31 Jan 2025 |




## Owned by

Iris Master Holdco Limited → [Basalt Infrastructure Partners LLP](/company/OC363892) → [Colliers Investment Management UK Holdings Limited](/company/13807197)



## Controls

- [Iris Holdco Limited](/company/13055224) (13055224)




## Companies at the same address

- [Argentum Europe 2016 LLP](/company/OC434865) (OC434865)
- [Argentum Invest I LLP](/company/OC434850) (OC434850)
- [Argentum Invest Ii LLP](/company/OC434851) (OC434851)
- [Argentum Invest Iv LLP](/company/OC434849) (OC434849)
- [Argentum Invest Ix LLP](/company/OC434863) (OC434863)
- [Argentum Invest Vi LLP](/company/OC434847) (OC434847)
- [Argentum Invest Vii LLP](/company/OC434844) (OC434844)
- [Argentum Invest Viii LLP](/company/OC434845) (OC434845)
- [Argentum Invest X LLP](/company/OC434868) (OC434868)
- [Argentum Invest Xi LLP](/company/OC434864) (OC434864)