Alliance Trust plc (LSE: ATST) is a publicly traded investment and financial services company, established in 1888 and headquartered in Dundee, Scotland. It is listed on the London Stock Exchange and is a constituent of the FTSE 250 Index. It is one of the largest investment trusts in the UK.

Until October 2018, Alliance Trust was the parent company of Alliance Trust Savings Limited, an execution-only trading platform. The business was sold to Interactive Investor for £40m; the sale included the office building at West Marketgait, Dundee.

Type:                     Public

Traded as:           LSE: ATST

FTSE 250:             Component

Industry:              Financial services

Founded:            1888; 132 years ago

Headquarters:   Dundee, Scotland, UK

Products:             Investment Trust

Website:              www.alliancetrust.co.uk