The NT is an association of engineers, chemists, colourists, economists, etc., who work in the Dutch textile industry at large. In addition, employees of companies and institutions having a link with textile production are member as well. These include employees of fibre producing companies, of companies making auxiliaries, of textile machine manufacturing mills and teachers. Membership is also open for companies and quite a number of companies are member indeed. So, the members have various backgrounds and the work they do differs as well.