Battlefoam makes customized carrying cases for miniatures gamers  They recently began offering custom trays for Privateer Press’ Warmachine and Hordes games.  Shown at left are examples. 

Battlefoam also offers custom cases and trays for Flames of War, Malifaux, Mantic, Heavy Gear Blitz, and Spartan Games.

You can also place custom orders for trays that fit the particular miniatures you game with.