TWO companies from Northern Ireland and three from the South have been shortlisted for the 1997 Compaq Ireland Trade Award. The award, which recognises companies which have done most to foster cross Border trade, will be presented by the Taoiseach, Mr Bruton, at a lunch on April 2nd. The shortlisted companies are Belleek Pottery of Fermanagh, Lakeland Dairies of Cavan, Libra Sales and Campbell Bewley Group of Dublin and Lowe Refrigeration of Down.