Company · London
Effra Topco Limited
Activities of other holding companies n.e.c.
Official record Companies House · updated 27th September 2026 · Sources
Network
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Who leads it
Previous officers 2
- Kathryn Hannah Wise 2024-2025 View profile
- James William Joseph Bakewell 2023-2026 View profile
Directors and secretaries as filed at Companies House.
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About
- What it does
- Activities of other holding companies n.e.c.
- Incorporated
- 16/05/2023
- Registered office
- London
Ownership
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.
- Agathos II GP LLP
75-100% shares, 75-100% voting, appoints directors · notified 2023-05-16
Group
- Effra Topco Limited
is controlled by Agathos II GP LLP
Evidence
active 75-100% shares, 75-100% voting, appoints directors · notified 2023-05-16 · source: Companies House PSC register - Agathos II GP LLP
is controlled by Agathos II Management Limited
Evidence
active 25-50% voting (LLP), 25-50% surplus assets (LLP) · notified 2020-08-28 · source: Companies House PSC register - Agathos II Management Limited
is controlled by Agathos Management LLP
Evidence
active 75-100% shares, 75-100% voting, appoints directors · notified 2020-08-26 · source: Companies House PSC register - Agathos Management LLP
is controlled by Charles Henry Bowdler Oakshett
Evidence
active 25-50% voting (LLP) · notified 2016-06-30 · source: Companies House PSC register
Ultimately controlled by Charles Henry Bowdler Oakshett.
42 other companies in this group
- Agathos III GP LLP
- Nimrod Nominee Limited
- Agon Holdings Five Limited
- Hunter Clinical Resourcing Limited
- Agathos ONE (FP) LP
- Simply Bidco Limited
- Agathos III Carry L.P.
- Agon Holdings Three Limited
- Simply Topco Limited
- Effra Bidco Limited
- Agathos II Carry L.P.
- Agathos Management General Partner LLP
- Aletheia Holdings TWO Limited
- LEA Bidco Limited
- Agathos II Carry GP LLP
- Nimrod Bidco Limited
- Aletheia Holdings Five Limited
- Nimrod Topco Limited
- Aletheia Holdings Three Limited
- Agathos II Management Limited
- Agathos III CO-Invest L.P.
- Agathos III Management Limited
- Vacgen UHV Limited
- Fuse Midco Limited
- Nimrod Midco Limited
- Amplify Impact Foundation
- Fuse Topco Limited
- Agathos II Management II Limited
- Agathos ONE (FP) (GP) Limited
- Vacgen Holdings Limited
- Agon Holdings TWO Limited
- Agathos II GP LLP
- Agon Holdings ONE Limited
- Fuse Bidco Limited
- Simply Midco Limited
- Agathos Management LLP
- Effra Midco Limited
- Aletheia Holdings ONE Limited
- Agathos ONE (GP) Limited
- Agathos III Carry GP LLP
- Agathos II CO-Invest L.P.
- Vacgen Limited
Ownership paths are calculated from Companies House persons-with-significant-control filings. Each step shows the filed nature of control and dates; a step marked "ceased" is historical, not current.
Financials
- Net assets
- -£9,943,528
- Total assets
- £4,367,543
- Cash
- £1,320,813
- Employees
- 1.04
- Turnover
- Not reported (small or micro-entity accounts)
- Profit/loss
- -£10,078,034
Five-year trend
| Period ending | Turnover | Net assets |
|---|---|---|
| 2025-03-31 | Not reported | -£9,943,528 |
| 2025-03-31 | Not reported | -£9,943,528 |
Figures from accounts filed at Companies House (iXBRL), period ending 2025-03-31. Where turnover is absent, small and micro-entity accounts are not required to report it, so it is not shown as zero.
Board analysis
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.
5 directors on the board
- Edwina Kirsten Mcdowall Director · appointed 2024
- Charles Henry Bowdler Oakshett Director · appointed 2023
- Oliver Mark Puttick Director · appointed 2024
- Alexander William Frith Director · appointed 2024
- Mark Alan Conway Director · appointed 2026
First-time vs portfolio directors
Portfolio (5)
- Edwina Kirsten Mcdowall Director · appointed 2024
- Charles Henry Bowdler Oakshett Director · appointed 2023
- Oliver Mark Puttick Director · appointed 2024
- Alexander William Frith Director · appointed 2024
- Mark Alan Conway Director · appointed 2026
Also govern a charity
Left in the last 12 months
- James William Joseph Bakewell Director · appointed 2023 · resigned 2026
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.
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.
Sources
Official record from Companies House. Governance Register calculates the connections.
Record details
- Company number
- 14873790
- Status
- Active
- Type
- Private Limited Company
- Accounts next due
- 31/12/2026
- Edition
- Register edition compiled 27th September 2026
- Labels
- Official record from Companies House · Calculated derived by Governance Register.
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