ROAD CULVERTS. ANIMAL PASSAGES. PREFABRICATED CURVES EXECUTION. INVESTOR'S SUPERVISION. INVESTMENT REPRESENTATION Infracon is represented by two companies: Infracon Sp. z o. o. dealing with the implementation of culverts based on road and rail infrastructure products by Asset International from Wales and Infracon Sp. z o. o. Sp. k. specializing in the construction of building structures.