Company
Nucleus Holdings Limited
Official record Companies House · updated 27th September 2026 · Sources
Network
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Who leads it
Previous officers 11
- Neil Garth Jones 2020-2025 View profile
- Emily Grace Harrison Cameron 2018-2020 View profile
- Rory James Harrison Cameron 2018-2020 View profile
- Alice Rose Harrison Cameron 2018-2020 View profile
- Clare Susan Harrison 2006-2020 View profile
- Nicholas John Heightman 2006-2012 View profile
- Mark David Lydiatt 2006-2016 View profile
- Dr Tracey Alison Wood 2006-2010 View profile
- Eve Bellini 2006-2006 View profile
- Dr Stephen Cameron 2006-2023 View profile
- Clarks Nominees Limited 2006-2006 View profile
Directors and secretaries as filed at Companies House.
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About
- Incorporated
- 05/04/2006
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.
- Huntsworth Proton UK Bidco Limited
75-100% shares, 75-100% voting, appoints directors · notified 2020-12-10
Group
- Nucleus Holdings Limited
is controlled by Huntsworth Proton UK Bidco Limited
Evidence
active 75-100% shares, 75-100% voting, appoints directors · notified 2020-12-10 · source: Companies House PSC register - Huntsworth Proton UK Bidco Limited
is controlled by Hunter UK Bidco Limited
Evidence
active 75-100% shares, 75-100% voting, appoints directors · notified 2020-10-19 · source: Companies House PSC register - Hunter UK Bidco Limited
is controlled by Inizio Holdings Limited
Evidence
active 75-100% shares, 75-100% voting, appoints directors · notified 2020-02-28 · source: Companies House PSC register - Inizio Holdings Limited
is controlled by Inizio Group Limited
Evidence
active 75-100% shares, 75-100% voting, appoints directors · notified 2020-02-27 · source: Companies House PSC register - Inizio Group Limited
is controlled by CD&R Ulysses UK Holdco 2 Limited
Evidence
active 75-100% shares, 75-100% voting, appoints directors · notified 2021-08-05 · source: Companies House PSC register - CD&R Ulysses UK Holdco 2 Limited
is controlled by CD&R Artemis Holdco 2 Limited
Evidence
active 75-100% shares, 75-100% voting, appoints directors · notified 2021-07-27 · source: Companies House PSC register - CD&R Artemis Holdco 2 Limited
is controlled by CD&R Artemis Holdco 0.75 Limited
Evidence
active 75-100% shares, 75-100% voting, appoints directors · notified 2022-03-04 · source: Companies House PSC register
Ultimately controlled by CD&R Artemis Holdco 0.75 Limited.
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- Maclaurin LTD
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- Grayling Communications Limited
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- Huntsworth Healthcare Group Limited
- International Medical Press Limited
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- Hatch Group Limited
- 02268867
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- Grayling Dormant 1 Limited
- The Rocket Science Group Holdings Limited
- WRG Worldwide Limited
- Clinicalthinking Limited
- Scientificpathways Limited
- 03692001
- Brand Health International Validation Limited
- Huntsworth Health Limited
- Nucleus Central Limited
- Chris Parry Promotions Limited
- The Development Counsel Limited
- Citigate Communications Group Limited
- HS Corporate Investments Limited
- Meditech Media Limited
- Smartanalyst UK Limited
- The Creative Engagement Group (Holding CO) LTD
- Huntsworth Group Limited
- Citigate Europe Limited
- Catalyst Communications Group Limited
- The Quiller Consultancy Limited
- Masterguide Limited
- Huntsworth Investments Limited
- Grayling (CEE) Limited
- Inizio Group Limited
- Holmes & Marchant Central 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.
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.
1 directors on the board
- Benjamin Shaun Jackson Director · appointed 2020
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.
Gaps to watch
- A single director - no second pair of eyes on any decision
Where to look Suggested search: a second director to remove single-point control.
Sources
Official record from Companies House. Governance Register calculates the connections.
Record details
- Company number
- 05771207
- Status
- Active
- Type
- Private Limited Company
- Edition
- Register edition compiled 27th September 2026
- Labels
- Official record from Companies House · Calculated derived by Governance Register.
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