Sofology (formerly known as Sofaworks, CSL, Clayton Salerooms, and CS Lounge Suites Ltd), is a British furniture retailer specialising in sofas.

[2] Sofology started out as CSL Sofas, and was originally an auction rooms based in Clayton-le-Moors, Accrington, Lancashire.

In 1982, after including catalogue seconds lounge furniture, they moved into specialist sofa retail and manufacture.

The company originally started as a high street store chain, selling only its own products.

[5][6] From 2013 to 2017, adverts for the company featured a Three-toed sloth named Neal and they were narrated by English actor Craig Cash.