Environmental economics has, almost unnoticed, developped to become an important pillar of the medium-sized industrial enterprises of North Rhine-Westphalia. A good reason for the business magazine MEO of Essen CCI to elaborate the importance of this industry. Also presented: the company Nottenkämper with its divisions container service, clay extraction and backfill with non-hazardous substances. Please find the article from MEO, edition 2/2017 here.