SUB-ALLIANCE combines the expertise of 4 manufacturing divisions, each specialising in the development, prototyping, production and assembly of plastic, composite, polymer and metal parts. • FERONYL is specialised in injection moulding and in the manufacture of components and sub-assemblies in polymers, composites and multi-materials • GRIMONPREZ is specialised in the engineering and manufacturing of gears, transmission parts and gearboxes in both small and medium series • DPM is specialised in bar turning and super finishing of mechanical parts : automatic turning of metals and plastics, milling, grinding, honing and treatment • TECNOLON is specialised in the manufacture of tools for the plastics industry and in the machining of technical parts in plastic, polymer, metal copper, brass, aluminium and titanium