Grand Haven Custom Molding is a Plastics Injection Molder. We also do secondary operations such as assembly and finishing. We ... recently added a brand new 2012 Hatian 1575 ton molding machine. Grand Haven Custom Molding has 18 injection molding machines ranging from 33 ton up to 1575 ton. Primary Contacts are: Karl Chapel - President 616-935-3160 Paul Christiansen - Director of New Business Development 616-540-5868 read more