From 1989 to today – Kemna company progresses continuously bringing new techniques and market a quality management system according to European standards. The company buys quarry, which modernizes by European standards and acquiring stakes in firms in difficulty. So today Kemna company holds the majority of many companies in northern Germany, Mitteldeutsche Baustoffe GmbH. one of the best known. Asphalt plants are upgraded and checked periodically so that they do not violate EU rules for the environment.
In May 1998 implemented and certified in the company’s quality management system according to DIN EN ISO 9001.
Kemna BAU company has a solid foundation. In the future we will develop and maintain our independence and flexibility in assimilating new techniques.