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 Michael Kalmanson
John Michael Kalmanson has 2 previous roles on record and no current roles. Source: Companies House records.
Director at Yeadon Limited · Director at Woodlock Holdings Limited
- 0 current roles
- 2 previous roles
- Served alongside 18 people
John's network: 18 people across 2 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
Roles
2 roles across 2 organisations-
Yeadon LimitedDirector · until 2007
Official record · Companies House
- Source
- Companies House
- Organisation
- Yeadon Limited
- Role
- Director
- Ended
- 2007-08-06
- Record reference
- Company 01001778
Previous -
Woodlock Holdings LimitedDirector · until 2009
Official record · Companies House
- Source
- Companies House
- Organisation
- Woodlock Holdings Limited
- Role
- Director
- Ended
- 2009-06-30
- Record reference
- Company 01538919
Previous
People John has served alongside
18 people across 2 organisationsBased on overlapping official board records. Calculated from official records
18 people across 2 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