The red node is John. Pale nodes are charities, grey nodes are companies, and darker grey nodes are the people who sit on them. Sign in free to explore further.
Person Preview
John James White
John James White is a director of Simplicity Capital Limited and a director of Calibrate Management Limited, among 5 current roles on record. Source: Companies House records.
Director at Simplicity Capital Limited · Director at Calibrate Management Limited
- 5 current roles
- 3 previous roles
- Served alongside 308 people
John's network: 308 people across 7 organisations
Anyone can join - you don't need to be on the register. Used by researchers, journalists, recruiters and due diligence teams.
Private by default - we never tell anyone you looked them up. Viewing, searching, saving and shortlisting are private; people only hear from you if you choose to send them a message.
Official record Companies House · updated 4th October 2026 · Free, no card or password
Current roles
8 roles across 8 organisations-
Simplicity Capital LimitedDirector · 2018-present
Official record · Companies House
- Source
- Companies House
- Organisation
- Simplicity Capital Limited
- Role
- Director
- Appointed
- 2018-11-28
- Record reference
- Company 11700421
Current -
Calibrate Management LimitedDirector · 2015-present
Official record · Companies House
- Source
- Companies House
- Organisation
- Calibrate Management Limited
- Role
- Director
- Appointed
- 2015-01-08
- Record reference
- Company 09380047
Current -
Calibrate Partners LLPLlp-designated-member · 2015-present
Official record · Companies House
- Source
- Companies House
- Organisation
- Calibrate Partners LLP
- Role
- Llp-designated-member
- Appointed
- 2015-01-08
- Record reference
- Company OC397415
Current
5 more roles, including 3 previous roles, with dates and sources
Sign in free to see all rolesPeople John has served alongside
308 people across 7 organisationsBased on overlapping official board records. Calculated from official records
308 people across 7 organisations
Create a free account to reveal this governance network and see how you're connected.
Create a free account to revealConnections
Connection map
The organisations and people around John, shown in full after you sign in.
How are you connected?
Create a free account to see the recorded route between you and John, if there is one.
Create a free account to checkSources
- Companies House
- Officer appointments and resignations.
- Edition
- Register edition compiled 4th October 2026
- Identity
- Records are treated as the same person only where the evidence confirms it. How people are matched