A-C Equipment Services is a major supplier of rotary kilns and digesters in North America. From its roots in the former Allis-Chalmers Corporation, the company is an employee-owned company specializing in the design, manufacture and installation of new rotary kilns and digesters, as well as replacement parts for existing equipment, regardless of original manufacturer. A-C Equipment Services supplies rollers, rings, gearing, bearings and seals, in addition to kiln shells. Its technical advisors perform hot kiln alignments and ovality checks and can also advise on repair work using customer-supplied labor. A-C can also provide training seminars or assist in developing plant specific maintenance programs. Engineering services include custom-designed replacement parts and equipment, and finite element analysis of existing kilns and mills. A-C Equipment Services is located in Milwaukee.