You can open an account with us online at castlefield.direct
Alternatively if you would like to open an account over the phone, please call us on 0330 123 3716. Our opening hours are; Mon – Friday 09:00 - 17:30
Alternatively you can write to us at the following address, with the relevant form, in order to proceed. Please scroll to the bottom of the page from the below link;
https://www.conbriofunds.com/investment-managers/castlefield-investment-partners-llp-cip/
How can an investor top up?
From August 2025 we no longer provide the option to top up your investment online.
You can submit investment and top up instructions via the following methods:
Fax
You can fax an instruction to us on:
From the UK - 0330 123 3755
From abroad - 0044 1268 457731
Post
You can post an instruction to the address below:
Thesis Unit Trust Management
PO Box 12248
Chelmsford
CM99 2EG