The red node is Sarah. Pale nodes are charities, grey nodes are companies, and darker grey nodes are the people who sit on them. Dashed links are historical or inferred. Click any node to explore.
Person
Dr Sarah Mcmath
Dr Sarah Mcmath is a trustee of The DON Mcmath Foundation (since 2022) and a director of 7 companies. Source: Companies House and Charity Commission records.
Director at Sutton 2 Topco Limited · Director at Sutton 2 Midco Limited
- 8 current roles
- 3 previous roles
- Served alongside 97 people
Official record Companies House and Charity Commission · updated 25th October 2026
Roles
11 roles across 11 organisations (8 current, 3 previous)Rows marked “Likely the same person” come from a record that is a likely relationship: there is sufficient evidence to suggest it concerns the same individual, but it is not established as confirmed. The appointment itself still comes from its official source.
Current roles (8)
-
Sutton 2 Topco LimitedDirector · 2026-present
Official record · Companies House
- Source
- Companies House
- Organisation
- Sutton 2 Topco Limited
- Role
- Director
- Appointed
- 2026-09-22
- Record reference
- Company 17341338
Likely the same personCurrent -
Sutton 2 Midco LimitedDirector · 2026-present
Official record · Companies House
- Source
- Companies House
- Organisation
- Sutton 2 Midco Limited
- Role
- Director
- Appointed
- 2026-09-22
- Record reference
- Company 17341404
Likely the same personCurrent -
Sutton 2 Bidco LimitedDirector · 2026-present
Official record · Companies House
- Source
- Companies House
- Organisation
- Sutton 2 Bidco Limited
- Role
- Director
- Appointed
- 2026-09-22
- Record reference
- Company 17341465
Likely the same personCurrent -
Institute of WaterDirector · 2025-present
Official record · Companies House
- Source
- Companies House
- Organisation
- Institute of Water
- Role
- Director
- Appointed
- 2025-06-18
- Record reference
- Company 00539193
Likely the same personCurrent -
WUN (Womens Utilities Network) LTDDirector · 2024-present
Official record · Companies House
- Source
- Companies House
- Organisation
- WUN (Womens Utilities Network) LTD
- Role
- Director
- Appointed
- 2024-09-24
- Record reference
- Company 15718558
Likely the same personCurrent -
Project Sutton Bidco LimitedDirector · 2024-present
Official record · Companies House
- Source
- Companies House
- Organisation
- Project Sutton Bidco Limited
- Role
- Director
- Appointed
- 2024-06-25
- Record reference
- Company 14524553
Likely the same personCurrent -
The DON Mcmath FoundationTrustee · 2022-present
Official record · Charity Commission
- Source
- Charity Commission
- Organisation
- The DON Mcmath Foundation
- Role
- Trustee
- Appointed
- 2022-06-01
- Record reference
- Charity 1100164
Current -
Market Operator Services LimitedDirector · 2019-present
Official record · Companies House
- Source
- Companies House
- Organisation
- Market Operator Services Limited
- Role
- Director
- Appointed
- 2019-06-03
- Record reference
- Company 09276929
Likely the same personCurrent
Previous roles (3)
-
Womens Utilities NetworkDirector · 2022-2025
Official record · Companies House
- Source
- Companies House
- Organisation
- Womens Utilities Network
- Role
- Director
- Appointed
- 2022-08-24
- Ended
- 2025-09-15
- Record reference
- Company 11606435
Likely the same personPrevious -
National Oceanography CentreDirector · 2019-2025
Official record · Companies House
- Source
- Companies House
- Organisation
- National Oceanography Centre
- Role
- Director
- Appointed
- 2019-05-31
- Ended
- 2025-05-31
- Record reference
- Company 11444362
Likely the same personPrevious -
Thames Water Drainage Services LimitedDirector · 2007-2017
Official record · Companies House
- Source
- Companies House
- Organisation
- Thames Water Drainage Services Limited
- Role
- Director
- Appointed
- 2007-03-20
- Ended
- 2017-11-07
- Record reference
- Company 02435863
Likely the same personPrevious
Charity trustee roles come from the current Charity Commission register, which lists serving trustees only. Company roles, current and past, come from Companies House.
People Sarah has served alongside
97 people across 9 organisationsBased on overlapping official board records. Calculated from official records It does not mean they know each other. Only formal co-service is listed: people are never joined on a matching name alone.
Institute of Water 31 people · 1992-present
- Vivienne Kate Dell PyperServing together now · since 2026 Likely the same person
- FionnáN Seosamh BoyleServing together now · since 2026 Likely the same person
- Abbie MowatServing together now · since 2025 Likely the same person
- David Edwin HintonServing together now · since 2025 Likely the same person
- Gabrielle Suzanne MandellServing together now · since 2025 Likely the same person
- Ian Charles BarkerServing together now · since 2025 Likely the same person
- James ForrestServing together now · since 2025 Likely the same person
- Kara Pearl Mary SadlerServing together now · since 2025 Likely the same person
- Matthew James BowerServing together now · since 2025 Likely the same person
- Rose ShislerServing together now · since 2025 Likely the same person
- Stephen Geoffrey YouellServing together now · since 2025 Likely the same person
- Susan Jane DavyServing together now · since 2025 Likely the same person
- Benjamin Armstrong Tam2025-2026 Likely the same person
- William Raymond Gordon1999-2025 dates incomplete Likely the same person
- Ian John Plover1997-2025 dates incomplete Likely the same person
- Matthew Lynn Jolly1995-2025 dates incomplete Likely the same person
- Peter Harris1995-2025 dates incomplete Likely the same person
- Ivan George Jones1994-2025 dates incomplete Likely the same person
- Jeremy Wellesley Noble1994-2025 dates incomplete Likely the same person
- David Mcconnell1993-2025 dates incomplete Likely the same person
- Francis Neil Midmer1993-2025 dates incomplete Likely the same person
- Mervyn David Pettifor1993-2025 dates incomplete Likely the same person
- Richard David Rogers1993-2025 dates incomplete Likely the same person
- Anthony Frank Kay1992-2025 dates incomplete Likely the same person
- Clarence Malcolm Palmer1992-2025 dates incomplete Likely the same person
- Eurwyn Thomas1992-2025 dates incomplete Likely the same person
- Glyn Evan Duckett1992-2025 dates incomplete Likely the same person
- Graham Thomas Williams1992-2025 dates incomplete Likely the same person
- Jack Jeffery1992-2025 dates incomplete Likely the same person
- John Elfed Jones1992-2025 dates incomplete Likely the same person
- Laurence Scobie1992-2025 dates incomplete Likely the same person
Market Operator Services Limited 26 people · 2019-present
- Johanna DowServing together now · since 2026 Likely the same person
- James David CleaveServing together now · since 2026 Likely the same person
- Mark Jon WilkinsonServing together now · since 2025 Likely the same person
- Clifford KamaraServing together now · since 2024 Likely the same person
- Christopher Richard PondServing together now · since 2023 Likely the same person
- Paul Anthony StelfoxServing together now · since 2022 Likely the same person
- Hunada NoussServing together now · since 2020 Likely the same person
- Andrew Robert JohnsonServing together now · since 2020 Likely the same person
- Anne Elizabeth HealServing together now · since 2020 Likely the same person
- Neil Pendle2024-2026 Likely the same person
- Anita Mary Adam2023-2026 Likely the same person
- Dr Philip Bernard Marsden2021-2023 Likely the same person
- Lucy Jean Darch2020-2023 Likely the same person
- Lewis Gross2020 Likely the same person
- Donnchadh Francis Maher2019-2022 Likely the same person
- Andrew David Stoneman2019 Likely the same person
- Andrew Hughes2019-2020 Likely the same person
- Benjamin James Newby2019 Likely the same person
- Desmond Sean Edward Burke2019 Likely the same person
- Dr Simon James Orebi Gann2019-2024 Likely the same person
- James Anthony Keohane2019-2020 Likely the same person
- James David Cleave2019-2020 Likely the same person
- Josh Gill2019-2021 Likely the same person
- Margaret Elizabeth Mckinlay2019-2021 Likely the same person
- Mehran Karam2019 Likely the same person
- Roland George2019 Likely the same person
- StèVe Hervouet2019 Likely the same person
Project Sutton Bidco Limited 10 people · 2024-present
- Christopher ColleyServing together now · since 2026 Likely the same person
- Colin James Timothy Perry-DavisServing together now · since 2025 Likely the same person
- Ian George BurnettServing together now · since 2024 Likely the same person
- Richard James WardServing together now · since 2024 Likely the same person
- Anthony West2026 Likely the same person
- David Jaswinder Bains2024-2026 Likely the same person
- Ian Geoffrey Mellor2024-2026 Likely the same person
- Nicole Yinmun Wong2024-2025 Likely the same person
- Sarah Jane Kathleen Leese2024 Likely the same person
- Trevor Matthew Hoyle2024-2026 Likely the same person
WUN (Womens Utilities Network) LTD 9 people · 2024-present
- Karen Jane AndersonServing together now · since 2025 Likely the same person
- Emily TimminsServing together now · since 2025 Likely the same person
- Emma Susan FordServing together now · since 2025 Likely the same person
- Hayley Louise MonksServing together now · since 2024 Likely the same person
- Joanna Louise ButlinServing together now · since 2024 Likely the same person
- Louise Claire WapshareServing together now · since 2024 Likely the same person
- Sarah Gwen HopkinsServing together now · since 2024 Likely the same person
- Louise Andrea Parry2024-2025 Likely the same person
- Sharon Sage2024-2026 Likely the same person
The DON Mcmath Foundation 6 people · 2022-present
- Anne Doreen McmathServing together now · since 2022 Likely the same person
- Judith McmathServing together now · since 2022
- Michael David McmathServing together now · since 2022
- Nick MarshallServing together now · since 2022
- Paul Clifford McmathServing together now · since 2022
- Shelley GriersonServing together now · since 2022
Sutton 2 Topco Limited 6 people · 2026-present
- Christopher ColleyServing together now · since 2026 Likely the same person
- Colin James Timothy Perry-DavisServing together now · since 2026 Likely the same person
- David Jaswinder BainsServing together now · since 2026 Likely the same person
- Ian George BurnettServing together now · since 2026 Likely the same person
- Lucy LagrosseServing together now · since 2026 Likely the same person
- Richard James WardServing together now · since 2026 Likely the same person
Sutton 2 Midco Limited 6 people · 2026-present
- Christopher ColleyServing together now · since 2026 Likely the same person
- Colin James Timothy Perry-DavisServing together now · since 2026 Likely the same person
- David Jaswinder BainsServing together now · since 2026 Likely the same person
- Ian George BurnettServing together now · since 2026 Likely the same person
- Lucy LagrosseServing together now · since 2026 Likely the same person
- Richard James WardServing together now · since 2026 Likely the same person
Sutton 2 Bidco Limited 6 people · 2026-present
- Christopher ColleyServing together now · since 2026 Likely the same person
- Colin James Timothy Perry-DavisServing together now · since 2026 Likely the same person
- David Jaswinder BainsServing together now · since 2026 Likely the same person
- Ian George BurnettServing together now · since 2026 Likely the same person
- Lucy LagrosseServing together now · since 2026 Likely the same person
- Richard James WardServing together now · since 2026 Likely the same person
National Oceanography Centre 14 people · 2019-2025
- Professor Lisa Maureen Collins2025 Likely the same person
- John Francis Clarke2025 Likely the same person
- Dr Hosein Khajeh-Hosseiny2025 Likely the same person
- Clare Mary Petre Harbord2024-2025 Likely the same person
- David Keith Mcsweeney2024-2025 Likely the same person
- Michael Dixon2024-2025 Likely the same person
- David Jeremy Darroch2022-2025 Likely the same person
- Professor Ian Lamont Boyd2019-2025 Likely the same person
- Dr Ruth Boumphrey2019-2025 Likely the same person
- Daniel James Hook2019-2025 Likely the same person
- David John Gee2019-2024 Likely the same person
- John Raymond Hirst2019-2022 Likely the same person
- Julie Frances Stewart2019-2025 Likely the same person
- Sarah Louise Kenny2019-2024 Likely the same person
People marked “Likely the same person” are reached through a record that is a likely relationship to Sarah: there is sufficient evidence to suggest it concerns the same individual, but it is not established as confirmed.
Sources
- Charity Commission
- Register of Charities: current trustees and appointment dates.
- Edition
- Register edition compiled 25th October 2026
- Identity
- Records are treated as the same person only where our identity-matching rules support it. Confirmed relationships are supported by the approved identity-matching evidence and rules. Likely relationships are supported by sufficient evidence to suggest the records concern the same individual, but are not established as confirmed; they are shown with the label “Likely the same person”. How people are matched
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