Company
Allen (Concrete) Limited
Official record Companies House · updated 27th September 2026 · Sources
Network
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Who leads it
Previous officers 8
- Michael Anthony Crump 2022-2025 View profile
- Charles Edmund Trigg 2018-2025 View profile
- Clinton John White 2018-2019 View profile
- Maximilian Alphons Vermorken 2017-2018 View profile
- David Kenneth Barrett 2017-2018 View profile
- Peter Edward Farenden 1994-2017 View profile
- Roy Phillip Topp 2017 View profile
- Brian Patrick O'Kane 1999 View profile
Directors and secretaries as filed at Companies House.
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About
- Incorporated
- 08/04/1987
Ownership
Owned by (3) 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.
- Topcrete Limited
75-100% shares, 75-100% voting · notified 2016-04-06 - Sigmafin Limited ceased 2017-12-18
significant influence · notified 2017-10-18 - Sigmaroc PLC ceased 2017-12-18
75-100% shares, 75-100% voting, appoints directors · notified 2017-12-18
Group
- Allen (Concrete) Limited
is controlled by Topcrete Limited
Evidence
active 75-100% shares, 75-100% voting · notified 2016-04-06 · source: Companies House PSC register - Topcrete Limited
is controlled by Sigmafin Limited
Evidence
active 75-100% shares, 75-100% voting · notified 2017-10-18 · source: Companies House PSC register - Sigmafin Limited
is controlled by Sigmaroc PLC
Evidence
active 75-100% shares, 75-100% voting · notified 2017-08-17 · source: Companies House PSC register
Ultimately controlled by Sigmaroc PLC.
26 other companies in this group
- Cemfree Limited
- Oathill Quarry Limited
- Nayles Barn Quarry Limited
- C B Collier Quarry Limited
- Topcrete Limited
- Building Stone Limited
- Skreenhouse Ventures LTD
- 10831267
- Cssl NO. 2 Limited
- Johnston Quarry Group Limited
- Ropsley Quarry Limited
- 15361638
- Greencem Limited
- Guiting Quarry Limited
- Bath Stone Company (BSC) Limited
- Bath Stone Group Limited
- Flick Quarry Limited
- Hornton Grounds Stone Sales Limited
- Sigmafin Limited
- Buxton Lime Limited
- Hartham Park Minerals Limited
- A.Larkin(Concrete)Limited
- GD Harries & Sons Limited
- Creeton Quarry Limited
- Monks Park Minerals Limited
- Sigmaroc PLC
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.
2 directors on the board
- Mark James Ridehalgh Director · appointed 2025
- Michael Ignatius Roddy Director · appointed 2018
Directors past 6 years
- Michael Ignatius Roddy Director · appointed 2018
First-time vs portfolio directors
Portfolio (2)
- Mark James Ridehalgh Director · appointed 2025
- Michael Ignatius Roddy Director · appointed 2018
Left in the last 12 months
- Charles Edmund Trigg Director · appointed 2018 · resigned 2025
- Michael Anthony Crump Director · appointed 2022 · resigned 2025
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
- 02120862
- 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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