Skip to main content

Registered address and place of business

1st Floor, Alphabeta
14-18 Finsbury Square
London EC2A 1BR

Postal address and address for notices

SEI
P.O. Box 73147
London EC2P 2PZ

Phone: +44 (0)20 3810 8000
Fax: +44 (0)20 3810 8050
Email: webmaster@seic.com

We maintain numerous sites for our clients. Get help logging in or find further contact information. 

Contact Info

Please include any comments that will help us process your request.
Please do not send sensitive information such as account or social security numbers. SEI cannot accept any transaction requests via this form.
This includes emails, white papers, newsletters, event invitations and company information. We will use your data only to provide you with this information. You can opt out at any time using the unsubscribe link in any of our emails or by emailing webmaster@seic.com. See our Privacy Policy (seic.com/ukprivacypolicy) in the footer of this site for details on how we store and process your data.