The whole on-line process from application to initial funding and transfer of an existing ISA went through smoothly and quickly. I rang Castle Trust with a query regarding the interest rate on my ISA.... See more
Company replied
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Review summary
Created with AI, based on recent reviews
What people talk about most
Reviews shaping this summary
Opening an account as a new customer was quick and straightforward. The product terms and conditions suit my needs and the interest rate is higher than those available from other providers. Althou... See more
Company replied
I am impressed by the support and information that is available, since my induction as new investor, It has made the initial work of setting up my account details much easier than first thought. The... See more
Company replied
All went smoothly. Kept informed via emails and secure messages. Spoke to a very helpful and reassuring member of your team when I noted that my ISA transfer had left one building society but had no... See more
Company replied
Company details
Written by the company
Castle Trust Bank was launched as 'Castle Trust' in October 2012, and in June 2020 we became Castle Trust Bank – a fully authorised UK bank. We’ve offered fixed-term, fixed rate savings accounts to existing customers since the end of 2020, and launched online savings accounts to new customers in August 2021. Eligible deposits with Castle Trust Bank are protected up to a total of £120,000 by the Financial Services Compensation Scheme, the UK’s deposit guarantee scheme. We are also a provider of specialist buy-to-let, and property development mortgages.
Contact info
Old Broad Street 25, EC2N 1HQ, London, United Kingdom
- castletrust.co.uk
4.5
Excellent
1K reviews
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The process was straight forward
The process was straight forward, efficiently dealt with, especially liaison with another savings provider.
March 26, 2026
Reply from Castle Trust Bank
Thank you for your feedback.
As I have only just opened my account I…
As I have only just opened my account I cannot comment on how well Castle Trust Bank performs. To date I have only used your on-line services, which are acceptable but average.
March 20, 2026
Reply from Castle Trust Bank
Thank you for your review.
Reply from Castle Trust Bank
We're pleased you're happy with your new account.
Easy site to use
Easy site to use. On the occasions I have telephoned the agents are very helpful and patient. Notifications when product set up . Excellent service.
April 3, 2026
Reply from Castle Trust Bank
Thank you for the feedback, our team appreciates it.
Reply from Castle Trust Bank
We're pleased that you found the process simple to use.
Easy to set up.Would have been good if…
Easy to set up.Would have been good if you sent an email to confirm the funds had been paid into my account at Castle trust
March 2, 2026
Reply from Castle Trust Bank
Thank you for your review, that's an improvement we can look at for the future.
Processing Completed but can be improved
Although the isa transfer had something problem in between, the processing was completed. It can be improved well for the coming future.
April 1, 2026
Reply from Castle Trust Bank
Thanks for transferring your ISA to us.
Reply from Castle Trust Bank
Glad to be of help!
I found it easy to set up my account…
I found it easy to set up my account and transfer my ISA.
March 25, 2026
Reply from Castle Trust Bank
Thank you for your positive review.
Easy transfer
Easy transfer. No hassle. No delays. Money transfer very smooth. Competitive interest rates at this moment in time.
April 8, 2026
Reply from Castle Trust Bank
Just the way we like it! Thanks for your feedback.
I I found it easy and straightforward…
I I found it easy and straightforward to open my account. There was help if I needed it.
I feel I am getting a good return on my savings.
April 11, 2026
Reply from Castle Trust Bank
Thank you for becoming a Castle Trust Bank customer.
no correspondence after opening ISA
April 11, 2026
Reply from Castle Trust Bank
Thank you for leaving us a review and we apologise that you weren’t receiving correspondence on your account.
The issue has now been resolved and shouldn’t affect any future communication from us.
EXTREMELY HELPFUL (GLEN)
April 8, 2026
Reply from Castle Trust Bank
That's Glen for you. One of the stars on the team!
Reply from Castle Trust Bank
We're pleased you found the system easy to use.
Competitive and efficient
Always found them competitive with fixed term ISA rates. Efficient and informative - majority of communication is via the website or app but they also respond to telephone calls.
April 10, 2026
Unprompted review
Reply from Castle Trust Bank
We're happy to hear that you've found our fixed-term ISA rates competitive and our service efficient. We appreciate your feedback.
Simplicity and courtesy were both…
Simplicity and courtesy were both aspects of the whole procedure.
March 30, 2026
Reply from Castle Trust Bank
Thank you for the feedback!
Easy and smooth process
Easy to apply for a one year ISA. All online and a fast transfer from previous supplier. Just a couple of days from old maturity date.
April 10, 2026
Reply from Castle Trust Bank
Thank you for your positive feedback.
Really easy to setup a new ISA account…
Really easy to setup a new ISA account and transfer the funds from an existing ISA. Top marks and very simple.
April 10, 2026
Reply from Castle Trust Bank
Thank you - we're pleased the process worked well for you.
Great customer experience
I was originally offered 4.23% but when I phoned you gave me the increased 4.47%.
April 9, 2026
Reply from Castle Trust Bank
Thank you for the positive feedback.
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