 In 1998, at the age of 16, Cohen started the website JewishNet.co.uk, an early social networking community which later became SoJewish.com, with and floated it on the Alternative Investment Market (AIM) ten months later.The company controlling the website, which Cohen had a 10–15% stake in, along with investors, was valued at £5 million in September 1998.The "Daily Telegraph" reported that he exchanged his stake in this company to AIM-quoted Totally plc for £310,000 in an all-share deal; yet when Cohen later sold half of his stake, these shares were worth just £40,000.