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    As a partner of Lake Constance Water Supply, over the next few years, HOLINGER will take on a significant role in the Future Source project - Water for Generations (German: Zukunftsquelle – Wasser für Generationen). The...


    HOLINGER AG has been awarded the The EcoEntreprise "Excellence" Certificate which provides evidence of very high levels of achievements in the fields of sustainable development and Corporate Social Responsibility. The certificate...


    As the winners of a solar engineering competition run by the district of Constance, our Hausach branch office has won the contract for the planning, tendering and construction of 29 photovoltaic and solar thermal systems on 14...


    A survey among the IFAT exhibitors revealed that most respondents are against holding IFAT in September 2020. In addition, must major events not be held until the end of August 2020. Messe München will therefore cancel the...