Powder bed fusion (PBF) services: Direct metal laser sintering (DMLS), Electron beam melting (EBM), Selective heat sintering (SHS), Selective laser melting (SLM), Selective laser sintering (SLS), Industrial subcontractors, Metals, Machinery & Engineering, Material extrusion services : Fused deposition modeling (FDM)/Fused filament fabrication (FFF), Computer aided design (CAD) services, Welding services for metal parts, Mechanical construction services, Vat photopolymerisation services : Stereolithography (SLA), Additive manufacturing (AM) services/3D printing services, Fabricators, special purpose machines, to own drawings