Company
Costain Upstream Limited
Official record Companies House · updated 27th September 2026 · Sources
Network
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Who leads it
Previous officers 25
- Philip Charles Anthony Suter 2022-2026 View profile
- Samuel Michael White 2022-2025 View profile
- Martin David Hunter 2020-2022 View profile
- Dr Maxine Eleanor Mayhew 2020-2021 View profile
- Mark Roger Atkinson 2017-2020 View profile
- Gerard Nikolas Shore 2017-2020 View profile
- Frazer Stuart Mackay 2015-2017 View profile
- Jonathan Hugh Leslie Garton 2014-2016 View profile
- Keith Wallace 2014-2015 View profile
- Peter Kirkbride 2014-2016 View profile
- Alexander John Vaughan 2013-2020 View profile
- Mark Rogerson 2012-2013 View profile
- Matthew James Harris 2012-2018 View profile
- Charles Alan Sweeney 2011-2012 View profile
- Christopher Winstanley 2011-2012 View profile
- Francis Joseph Miller 2011-2014 View profile
- Guy Stephen Molyneux Cook 2009-2014 View profile
- Satnam Singh Shoker 2008-2014 View profile
- Alistair Weir Dornan 2008-2011 View profile
- Sean Austin Close 2008-2014 View profile
- John Edward Kinder Wilson 2008-2014 View profile
- Sharon Harris 2020-2022 View profile
- Paul Michael Starkey 2012-2013 View profile
- Tracey Alison Wood 2011-2020 View profile
- Clive Leonard Franks 2011-2011 View profile
Directors and secretaries as filed at Companies House.
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About
- Incorporated
- 18/01/2008
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.
- Costain Limited
75-100% shares, 75-100% voting, appoints directors · notified 2016-04-06
Group
- Costain Upstream Limited
is controlled by Costain Limited
Evidence
active 75-100% shares, 75-100% voting, appoints directors · notified 2016-04-06 · source: Companies House PSC register - Costain Limited
is controlled by Costain Civil Engineering Limited
Evidence
active 75-100% shares, 75-100% voting, appoints directors · notified 2016-04-06 · source: Companies House PSC register - Costain Civil Engineering Limited
is controlled by Costain Group PLC
Evidence
active 75-100% shares, 75-100% voting, appoints directors · notified 2016-04-06 · source: Companies House PSC register
Ultimately controlled by Costain Group PLC.
42 other companies in this group
- Rhead Group Holdings Limited
- Costain Civil Engineering Limited
- Cogap (Middle East) Limited
- Costain Engineering & Construction (Overseas) Limited
- National Road Operators Limited
- Costain Limited
- Construction Study Centre Limited
- Rhead Holdings Limited
- Costain Integrated Technology Solutions Limited
- Costain Construction Limited
- Costain International Limited
- County & District Properties Limited
- C. G. Nominees Limited
- Calvert & Russell LTD.
- CLM Engineering (Overseas) Limited
- EPC Offshore LTD
- C-in-A Limited
- Costain Integrated Services Limited
- 03548978
- Costain Engineering & Construction Limited
- Costain Engineering Limited
- Integrated Care Solutions Limited
- 4Delivery Limited
- Costain Alcaidesa Limited
- Renown Investments (Holdings) Limited
- Brunswick Infrastructure Services Limited
- Costain OIL, GAS & Process (Overseas) Limited
- Costain Energy Solutions Limited
- Richard Costain Limited
- Costain Management Design Limited
- 06454206
- Costain OIL, GAS & Process Limited
- Costain Process Construction Limited
- Promanex Group Holdings Limited
- ACM Health Solutions Limited
- Promanex (Total FM & Environmental Services) Limited
- Lysander Services Limited
- AB Rhead & Associates Limited
- Costain Building & Civil Engineering Limited
- Promanex (Civils & Industrial Services) Limited
- Westminster Plant CO. Limited
- Costain Group 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.
5 directors on the board
- Helen Margaret Willis Director · appointed 2026
- Susannah Natalie Taylor Director · appointed 2026
- Peter Leslie Mumford Director · appointed 2026
- Paul Anthony Morris Director · appointed 2026
- Jonathan Kevin Willcock Director · appointed 2026
First-time vs portfolio directors
Portfolio (5)
- Helen Margaret Willis Director · appointed 2026
- Susannah Natalie Taylor Director · appointed 2026
- Peter Leslie Mumford Director · appointed 2026
- Paul Anthony Morris Director · appointed 2026
- Jonathan Kevin Willcock Director · appointed 2026
Left in the last 12 months
- Samuel Michael White Director · appointed 2022 · resigned 2025
- Philip Charles Anthony Suter Director · appointed 2022 · 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
- SC336371
- 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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