Series eight of the BBC One show will premiere on Wednesday, March 21 at 9pm, the entrepreneur confirmed on his Twitter page.
"Ok its now official The Apprentice is back on on 21st March BBC 1 9pm (sic)," he wrote.
Aides Nick Hewer and Karren Brady will return to keep an eye on the new contestants as they battle it out to earn an investment from Lord Sugar.
Tom Pellereau won the last series after pitching a business aiming to reduce the financial and personal costs of employee back pain through specialist chairs.
Lord Sugar recently admitted that he had made some mistakes in the past when it came to firing candidates on The Apprentice.
"I don't think I've made too many mistakes in picking the winner. The mistake or firing the wrong person is usually in the early episodes of the show. Something like episode five, six or seven," he said.
Watch The Apprentice 2012 teaser trailers below: