IMIE, the show's organisers say that a second wave of exhibitors will be announced in due course.
Marketing director, Kirsty Adams, said: "We are still in discussion with other key players and are assured that the London show will grab headlines with a host of world premieres."
Confirmed exhibitors include:
Bentley, Barabus, BMW, Cadillac, Chevrolet, Chrysler Jeep, Citroën, Daihatsu, Ford, Honda, Hyundai, Jaguar, Kia, Land Rover, Lexus, Lotus, Mazda, MINI, Mitsubishi, Nissan, Peugeot, Renault, Rolls-Royce, Saab, Toyota, TVR, Vauxhall, Volvo
The British International Motor Show has also secured a new title sponsor. Lloyds TSB Insurance is to partner the show in a deal worth £1 million making the insurance company the show's first ever non-media partner.