# Sidereus (Bidco) Limited

## Details

- **Company number:** [17355460](https://find-and-update.company-information.service.gov.uk/company/17355460)
- **Status:** Active
- **Type:** Private Limited Company
- **Incorporated:** 22 Jul 2026
- **Registered office:** 32-38 SAFFRON HILL, SAFFRON HILL, LONDON, EC1N 8FH
- **Nature of business:** [82990](/sic/82990) Other business support service activities n.e.c.
- **Corporate group:** [Group Holdco 1 Limited](/group/74317) (557 companies)



## Officers

| Name | Role | Appointed | Resigned |
|---|---|---|---|
| MORRIS, Brett Plunkett | director | 17 Aug 2026 |  |
| LOOSEMORE, Daniel | director | 17 Aug 2026 |  |
| DELANEY, Stephen Ross | director | 22 Jul 2026 |  |
| MCCORMICK, Fiona | director | 22 Jul 2026 |  |



## Control

| Name | Nature of control | Notified | Ceased |
|---|---|---|---|
| Sidereus (Midco 2) Limited | ownership-of-shares-75-to-100-percent, voting-rights-75-to-100-percent, right-to-appoint-and-remove-directors | 22 Jul 2026 |  |




## Owned by

Sidereus (Bidco) Limited → [Sidereus (Midco 2) Limited](/company/17355275) → [Sidereus (Midco 1) Limited](/company/17355196) → [Sidereus (Topco) Limited](/company/17355100) → [Bowmark Capital LLP](/company/OC331233)



## Controls

- [Infraxmedia (Holdings) Ltd](/company/14354660) (14354660)



## Directors' other companies

- [DELANEY, Stephen Ross](/person/6327605) - director at [Purus (Bidco) Limited](/company/15841481)
- [DELANEY, Stephen Ross](/person/6327605) - director at [Sidereus (Midco 2) Limited](/company/17355275)
- [DELANEY, Stephen Ross](/person/6327605) - director at [Purus (Topco) Limited](/company/15841052)
- [DELANEY, Stephen Ross](/person/6327605) - llp-member at [Bowmark Capital LLP](/company/OC331233)
- [DELANEY, Stephen Ross](/person/6327605) - director at [Sidereus (Topco) Limited](/company/17355100)
- [DELANEY, Stephen Ross](/person/6327605) - director at [Santorini (Midco 2) Limited](/company/14213997)
- [DELANEY, Stephen Ross](/person/6327605) - director at [Santorini (Topco) Limited](/company/14212811)
- [DELANEY, Stephen Ross](/person/6327605) - director at [Santorini (Midco 1) Limited](/company/14213442)
- [DELANEY, Stephen Ross](/person/6327605) - director at [Santorini (Bidco) Limited](/company/14216254)
- [DELANEY, Stephen Ross](/person/6327605) - director at [Purus (Midco) Limited](/company/15841321)