The red node is Jason. 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

Jason Kenneth James Underhill

Jason Kenneth James Underhill is a trustee of The Mustard Tree Trust (since 2018) and a director of Telemetry-Online Limited. Source: Charity Commission and Companies House records.

Trustee at The Mustard Tree Trust · Director at Telemetry-Online Limited

2 current roles
Served alongside 7 people

Jason's network: 7 people across 2 organisations

Create a free account to see who Jason is connected to I already have an account

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 Charity Commission and Companies House · updated 4th October 2026 · Free, no card or password

Current roles

2 roles across 2 organisations

The Mustard Tree Trust
Trustee · 2018-present
Official record · Charity Commission

Source
Charity Commission
Organisation
The Mustard Tree Trust
Role
Trustee
Appointed
2018-10-25
Record reference
Charity 1092538

Current
Telemetry-Online Limited
Director · 2004-present
Official record · Companies House

Source
Companies House
Organisation
Telemetry-Online Limited
Role
Director
Appointed
2004-01-24
Record reference
Company 04645707

Current

People Jason has served alongside

7 people across 2 organisations

Based on overlapping official board records. Calculated from official records

7 people across 2 organisations

Create a free account to reveal this governance network and see how you're connected.

Create a free account to reveal

Connections

Connection map

The organisations and people around Jason, shown in full after you sign in.

How are you connected?

Create a free account to see the recorded route between you and Jason, if there is one.

Create a free account to check

Sources

Charity Commission: Register of Charities: current trustees and appointment dates.
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

Report an issue with this record · How we handle data