The ExOne Company works inthe fields of three dimensional (3D) printing machines, 3D printed and other products, materials, and services. The company provides various machines that enable designers and engineers to design and produce industrial prototypes and production parts. Its machines include S-Max/S-Max+, Exerial, and S-Print, which are indirect printing machines; M-Print, M-Flex Innovent, and Innovent that are direct printing machines; and MWT industrial grade microwaves to be used in conjunction with its 3D printing systems. The company also supplies associated materials comprising consumables and replacement parts; and other services, such as pre-print services, training, and technical support. It markets its products to industrial customers and other end-market users in the aerospace, automotive, heavy equipment, energy/oil/gas, and other industries under the ExOne brand name. In anticipation of its public offering in February 2013, in January the Company merged its predecessor company - The Ex One Company, LLC, - with and into EXO Acquisitions Inc., and changed its name to The ExOne Company.