The aim of this paper is to present a conception of fuzzy logic based expert system for assessment of bankruptcy threat of furniture companies. The proposed solution employs both financial and non-financial sector specific factors. The work focuses on the selection of input data and the fuzzification process. For the purpose of fuzzification qualitative factors are classified as statistical factors, share-related factors and seasonality factor. Authors also propose a solution for incorporation of data from surveys conducted among professional expert or customers in fuzzy model.