The Governance RegisterEdition 2026 · Compiled 12th July 2026

Sienna Bidco Limited

Company 15311159 Active

Connected board network

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Board DNA

How this board is put together, from the Companies House officer record and Charity Commission trustee records - deterministic, no AI.iBoard compositionCounted from the dated Companies House officer record: the current directors only, past directors excluded.

2 directors on the board

0.3y median 0.3y
average tenure
0.5y
longest tenure
0
directors past 6 years

First-time vs portfolio directors

Portfolio (2)

0
also govern a charity

Left in the last 12 months

Where else this board sits iWhere else this board sitsThe charitable fields these directors govern in elsewhere, by Charity Commission classification. Excludes this company and any charity it is the legal face of.

Business services 27Professional services 9Finance 8Tech and media 3Construction 2Education 1Manufacturing 1

The sectors these directors govern in elsewhere. This company, and any charity it is the legal face of, are excluded - counting them would just tell you what you are already looking at.

Related organisations iRelated organisationsTwo groups, both deterministic from public records. Related organisations share two or more directors with this board - a real structural link, such as a subsidiary or group company. Connected through a shared director share exactly one person - a genuine connection, but not the same group.

Related organisations

Deterministic, from public records.

Company details

Number15311159
StatusActive
TypePrivate Limited Company
Incorporated27/11/2023
AddressPRENNAU HOUSE COPSE WALK, PONTPRENNAU, CARDIFF, CF23 8XH
Accounts next due30/09/2026
Accounts last made up31/12/2024

Industry (SIC)

64209 - Activities of other holding companies n.e.c.

Owned by (1) iOwned byIndividuals and companies registered as having significant control over this company, from the Companies House PSC (persons with significant control) register. People whose ownership could not be confirmed to one individual are not listed as confirmed owners.

Owns 1 company iOwnsCompanies where this company is registered as having significant control, from the Companies House PSC (persons with significant control) register.

Officers (10)

Show 7 former officers

Directors and officers on the Companies House record, current and former.

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