John Warnerage 71
Trustee of 1 charity - director of 15 companies - 21 former directorships
Board network
Green nodes are the charities this person governs; amber nodes are trustees they sit alongside. Click any node to explore.
Governance intelligence
23.3 years in governance · 1 charity board · 17 company directorships (12 former) · 3 sectors · 15y average tenure
Calculated from Charity Commission and Companies House records - deterministic, no AI.
Charity boards (1)
- Sheffield City Trust since 2011 · 15yIncome across tenure yearsIncome +33% across tenure yearsIncome trend: risingReserves cover about 0 months of spending (latest year)Charity Commission annual returns
Company appointments
- Director THE Children'S Hospital Charity LTD appointed 2013 ยท resigned 2025 On the register
- Director Sheffield City Trust appointed 2011 In liquidation (while serving)
Company directorships matched to this trustee from Companies House. Company status is a matter of public record, shown as at the latest register snapshot.
Governance journey
- 2010
- 2010
- 2010
-
2010
Director - resigned 2023
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2011
Director - resigned 2023
-
2011
Trustee
-
2011
Director - resigned 2012
-
2011
Director - resigned 2023
-
2011
Director - resigned 2023
-
2011
Director - resigned 2019
-
2012
Director - resigned 2015
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2013
Director - resigned 2023
-
2013
Director
-
2013
Director - resigned 2025
-
2015
Llp-designated-member
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2015
Director - resigned 2022
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2015
Director - resigned 2023
-
2015
Director - resigned 2018
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2016
Director - resigned 2025
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2017
Llp-designated-member - resigned 2023
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2020
Director
-
2021
Director
- 2021
- 2023
-
2023
Director - resigned 2024
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2024
Director
-
2025
Director
-
2025
Director
- 2025
-
2026
Director
Showing the most recent 30 of 39 dated appointments.
Governance network
157
people served alongside
3
organisations in their governance network
Most-frequent collaborators
- Taylor, Geoff Philip Linear Employee Ownership Trust Limited, 2025-current
- Turner, Adam James Linear Employee Ownership Trust Limited, 2025-current
- Trudgill, Paul Graham Finance Yorkshire Group Limited, 2024-current
- Banks, Timothy James NU-CON RMC Limited, 2024-current
- Rusling, Thomas William NU-CON RMC Limited, 2024-current
- Fitzpatrick, Russell Shaun Brookline Charlie Investments Limited, 2023-current
- Swallow, Peter David Brookline Charlie Investments Limited, 2023-current
- Fitzpatrick, Susan Jane Brookline Charlie Investments Limited, 2023-current
- +187 more
Similar leaders
Corporate non-executiveCharity and companyGovernance veteranLong-serving
People with a similar governance profile
- Alison Sarah Haskins same sectors
- Azim Ul Hasan Kidwai same sectors
- Barry John Matthews same sectors
- Carla Dianne Brayshaw same sectors
- Charles Leo Hoos same sectors
- Cheryl Astley same sectors
Grouped by governance profile from public records - deterministic, no AI.
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