is a Scottish online retailer and former high street chain store selling women's, men's, and children's clothes, as well as small homeware products.

Established in 1834 as pawnbrokers, Mackays switched to selling clothes in 1953 by brothers Len and Iain McGeoch.

[citation needed] In 1953, Len and Iain McGeoch began converting their six pawnshops to clothing stores.

[12] In June 2020, during the COVID-19 pandemic in the United Kingdom, M&Co was reported to have sought new backers amid a slump in sales.

Professional services firm Deloitte supported its hunt for new investors as the company explored sale options including a pre-pack administration.