From August 2025 you'll no longer be able to open an account, place your initial investment or top up online.
You can submit new account, investment and top up instructions via the following methods:
Fax
You can fax an instruction to us on:
From the UK - 0330 123 3751
From abroad - 0044 1268 457728
Post
You can post an instruction to the address below:
Thesis Unit Trust Management
PO Box 12248
Chelmsford
CM99 2EG
For further information, you can call us – Open Monday to Friday – 09:00-17:30
From the UK - 0345 1136 965
From abroad - +44 (0)1268 44 5298