The show owners are committed to remaining in the city and will unveil their future plans shortly.
Coterie, Capsule, Liberty, Cabana and Woman were among the trade shows taking place this week.
Hamnett implored fashion customers to take a stand, and urge brands to be more responsible and sustainable, during a talk at Liberty in London.
A booming stock market and updated merchandise choices led to the positive outlook.
Hudson Jeans will anchor a new denim section named Indigo.
British police found no evidence of gunfire after evacuating the Oxford Circus and Bond Street tube stations on Black Friday.
H&M’s new concept store will stock the label’s own range of minimalist Scandi-inspired clothing as well as a selection of shoes, accessories and homeware.
The Dermalogica Skin Health School will host a range of interactive sessions featuring advice from beauty industry professionals.
Mytheresa, Liberty, Net-a-porter among the retailers participating.