| 1905 - 2005: one century of experiments capitalized since the beginnings of Auguste DUMANOIS, admirateur of Baltard, Freycinet and... Eiffel.

An invaluable know-how is always transmitted between Masters-métalliers, companions and apprentices, while each new generation brings the new blood of technical progress. It is this right proportion between tradition and innovation which we cultivate and put at the service our customers. Today, DUMANOIS: it is a team of 40 impassioned professionals, with the service of the riveted metal inheritance: structures and buildings
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