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Ronny Grell, born 1965, founded the company Project Service Berlin in 2009. The long-term professional experiences over the years, as well as advanced training in the sanitary, heating and climate sector, matches the main contractor for new-, add-on- and reconstruction projects, starting at the beginning until the facility management. He rules over a network of internationally handcraft companies. Selection of operations DSH - Berlin GmbH as a project- and engineer of international projects 2007 examination for the master craftsman's certificate as an installer and heating installer 12 years of working experience as a chief service engineer at Hartmut Manthey GmbH, Berlin 3 years of working experience as a chief service engineer for the central heating company H. D. Raatz, Berlin 5 years of working experience as an operating craftman (heating, ventilation, sanitary), ZIM Berlin 1 year of working experience as a heating installer at Wärmeversorgung Berlin 2 years of apprenticeship at Wärmeversorgung Berlin as an installer, focus on heating, ventilation, sanitary Other qualification liquefied gas seminar technical agent AEVO-apprenticeship various gas- and oilapparts courses certified electrician in SHK-craftman |
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