Respondents were asked to indicate the sector of the travel catering industry their company represented: airlines, caterers, food suppliers or non-food suppliers. The purpose of this question was to ensure that all sectors were well-represented in the survey and to enable valid comparisons between sectors. As shown in Figure 1, all sectors are well represented with non-food suppliers as the largest sub-group. This may be explained by the fact that majority of the trade show exhibitors are non-food suppliers.