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NOAH AS is one of the Nordics’ leading expertise centres for making hazardous, inorganic waste safe. As an environmental company, we take corporate social responsibility very seriously and always focus on developing new treatment methods for hazardous waste. Our treatment plants are based on Langøya outside Holmestrand. NOAH has approx.  70 employees and in 2014 had a turnover of approx. 450 MNOK. The company is 100% owned by Gjelsten Holding AS. For more information about the company, see