Billy Boyce was named after Moshoood Abiola Akanbi's father Billy. The fashion house is described as Mayfair style fused with Camden street culture on its official website.
Tributes have been paid to Middlesex University law graduate Akanbi on social networking websites.
Aries Lachey left a tribute on the Billy Boyce official Facebook page:"R.I.P Shaun you were always very sweet to me. May god bless your soul. Such a shame you were taken so early."
Bow tie company Sulphurgenic tweeted:
So sad to hear about the passing of Billy Boyce Founder, Shaun Akanbi. R.I.P from everyone at Sulphurgenic xx
More top news
Police have begun a murder investigation following the stabbing of a 28-year-old in Shepherd's Bush,west London.
Armed police have been called to a property in Northolt following reports of a man with hazardous items inside.
London Fire Brigade have confirmed ten fire engines are containing a fire in Hackney.