The core activity of Knaus GmbH is consulting and processing of contaminated sites and environmentally relevant topics, in particular: handling of contaminated sites and polluted areas, investigation and remediation of shooting ranges, processing of contaminated soil material, consulting and management of neophytes, consulting and remediation of building pollutants, including asbestos. The company also provides consulting and support for construction projects and assists customers in all phases of handling contaminated sites and environmentally relevant topics.