Jonathan is represented by United Agents.

For writing enquiries chat to Charlie:
cschanschieff@unitedagents.co.uk

For acting enquiries chat to Tessa:
tschiller@unitedagents.co.uk

For live comedy enquiries chat to Sojo: smckenzie@unitedagents.co.uk

If its a combination of the above, or you're not sure which one it is, drop Charlie a line!