Victoria Beckham designer took home the coveted award, Best Brand, for her eponymous clothing collection at the annual ceremony in London yesterday.
The former Spice Girl, who won the same accolade in 2011, was overjoyed at the news as she took to her Twitter account to thank her hardworking staff.
She wrote, "We won!! Thank u to my wonderful team,I love u all so much x congratulations!!!! X what a special night x vb (sic)"
The 40-year-old designer also showed her appreciation to her husband David Beckham, who was there to support her at the event.
Alongside a photograph of the couple, she tweeted, "U inspire me every day x I love u,what an incredible evening x vb (sic)"
Also honoured, was Vogue magazine's editor-in-chief Anna Wintour who won the Outstanding Achievement Award for her "tremendous contribution to the fashion industry."
Cara Delevingne, 22, was named Best Model for the second time, following her 2012 victory, while 'Harry Potter' actress Emma Watson, 24, took home the British Style Award.
Plenty of pop stars descended upon the red carpet to mingle with fashion's finest, including Lily Allen, Ellie Goulding, Rita Ora and One Direction's Harry Styles.
See the full list of winners at the British Fashion Awards 2014 below:
Emerging Womenswear Designer - Marques'Almeida
Emerging Menswear Designer - Craig Green
Emerging Accessory Designer - Prism
Red Carpet Designer - Alexander McQueen
Model - Cara Delevingne
Special Recognition Award - Chris Moore
Isabella Blow Award for Fashion Creator - Edward Enninful
International Designer - Nicolas Ghesquière for Louis Vuitton
Outstanding Achievement Award - Anna Wintour
Creative Campaign - Louis Vuitton
New Establishment Designer - Simone Rocha
Establishment Designer - Preen
Brand - Victoria Beckham
British Style Award - Emma Watson
Accessory Designer - Anya Hindmarch
Menswear Designer - J.W. Anderson
Womenswear Designer - Erdem