Company
Quest Diagnostics Holdings LTD.
Quest Diagnostics Holdings LTD. is an active UK company (number 09339493), incorporated 2014, with 2 current directors, Michael Joseph Deppe and Sandip R. Patel. Source: Companies House, updated 11th October 2026.
Official record Companies House · updated 11th October 2026 · Sources
Network
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Who leads it
Previous officers 8
- Lara Ann Leffler Thomas 2020-2020 View profile
- Dr Paul Robert Berry 2014-2015 View profile
- Stephen Andrew Calamari 2014-2020 View profile
- Nicola Patricia Thurlow 2014-2015 View profile
- Tina Eseroghene Ahwieh 2014-2015 View profile
- Teresa De Leon Cinco 2014-2018 View profile
- William Joseph O'Shaughnessy 2015-2023 View profile
- Jacqueline Hunkler 2014-2015 View profile
Directors and secretaries as filed at Companies House.
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About
- Incorporated
- 03/12/2014
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.
- Quest Diagnostics International Holdings Limited
75-100% shares, 75-100% voting, appoints directors · notified 2017-12-20
Group
- Quest Diagnostics Holdings LTD.
is controlled by Quest Diagnostics International Holdings Limited
Evidence
active 75-100% shares, 75-100% voting, appoints directors · notified 2017-12-20 · source: Companies House PSC register
Ultimately controlled by Quest Diagnostics International Holdings Limited.
3 other companies in this group
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
- £34,869,115
- Total assets
- £34,869,115
- Cash
- £289,343
- Employees
- 0
- Turnover
- Not reported (small or micro-entity accounts)
- Profit/loss
- -£12,910,221
Filed as Full accounts.
Figures from accounts filed at Companies House (iXBRL), period ending 2024-12-31. 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.
2 directors on the board
- Michael Joseph Deppe Director · appointed 2020
- Sandip R. Patel Director · appointed 2018
Directors past 6 years
- Sandip R. Patel Director · appointed 2018
First-time vs portfolio directors
Portfolio (2)
- Michael Joseph Deppe Director · appointed 2020
- Sandip R. Patel Director · appointed 2018
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
- 09339493
- Status
- Active
- Type
- Private Limited Company
- Edition
- Register edition compiled 11th October 2026
- Labels
- Official record from Companies House · Calculated derived by Governance Register.
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