British Insulated Callenders Cables plc, known as BICC from 1975, was a British cable manufacturer and construction company, formed in 1945 by the merger of two long established cable firms, Callender's Cable & Construction Company Limited and British Insulated Cables Ltd. The 1945 merger of Callenders Cable and Construction Co with British Insulated Cables Ltd was prefigured by their joint research organisation, Cable Research, established in 1926.

British Insulated Callenders Cables acquired a number of other cable manufacturing companies until, by the 1970s, the firm had UK works at Erith, Prescot, Kirkby, Leyton, Helsby, Leigh, Melling, Wrexham, Blackley, Belfast and Huyton (now Hi-Wire UK Ltd) making electric power cables, telecommunications cables and metals.The company was renamed BICC Ltd in 1975.