Tech/Ops Sevcon Announces the Appointment of Grant Thornton as Independent Auditor

    BURLINGTON, Mass.--July 2, 2002--Tech/Ops Sevcon, Inc. (AMEX symbol TO) announced that it had appointed Grant Thornton LLP as the Company's independent auditor for fiscal 2002. This appointment followed a thorough evaluation and unanimous approval by the Company's board of directors.
    Prior to this selection, Tech/Ops Sevcon had enjoyed a long and constructive relationship with Arthur Andersen LLP who had served as the auditors of the Company and its predecessor, Tech/Ops, Inc., for over 50 years.
    Tech/Ops Sevcon, Inc. is a world leader in the design, manufacture and marketing of microprocessor based controls for electric vehicles. The controls are used to vary the speed and movement of vehicles, to integrate specialized functions, and to prolong the shift life of the vehicles' batteries. Sevcon supplies customers throughout the world from its operations in the United Kingdom, the USA, France, and the Far East, and through an international dealer network. The Company's customers are manufacturers of fork lift trucks, aerial lifts, mining vehicles, airport tractors, sweepers, and other battery powered vehicles.