Williams Industrial Service traces its roots to founder Robert (Bob) S. Williams, who began servicing heat-treat equipment in the early 1970s; his son Jason now carries that legacy forward. From its Bowling Green, Ohio, facility, the company builds industrial furnaces for demanding heat-treating applications and supports them with long-term service, including work on competing equipment.
Surface Combustion, IncSince pioneering a patented heating concept in 1915, Maumee-based Surface Combustion has manufactured industrial heat-treat and thermal-processing furnaces, including its Allcase® batch integral quench system introduced in the early 1950s. The company pairs new standard and custom equipment with in-house controls, metallurgical testing, and engineering support for demanding applications such as aerospace and castings. Its long-running aftermarket operation also maintains historical drawings and bills of materials for nearly every furnace it has built, supporting repairs, rebuilds, and retrofits throughout the equipment’s service life.MAUMEE, OH
Winston Heat TreatingFounded in Dayton in 1967, Winston Heat Treating provides commercial heat treating for manufacturers, building on roots that began with a family machine shop in 1959. The company pioneered vacuum heat treating and now serves more than 1,200 organizations, from local tool-and-die shops to aerospace and automotive manufacturers. Winston is a third-generation family business and was among the first commercial heat treaters in the country to hold both ISO and NADCAP accreditations.DAYTON, OH
L&L Special FurnaceBased just south of Philadelphia, L&L Special Furnace designs and builds industrial furnaces, ovens, kilns, quench tanks and complete heat-treating systems for industrial and laboratory use. The company keeps its engineering and manufacturing in-house at one location, then supports equipment worldwide with startup, repair and parts service. Its longstanding product line spans standard equipment and specially configured systems for demanding thermal applications.ASTON, PA/lucifer-primary_imagotype-1200px.png)
Lucifer FurnacesDesigned and built in the USA since 1946, Lucifer Furnaces is one of the country’s oldest and most experienced designers and builders of industrial heat-treating equipment. Based in Warrington, Pennsylvania, the company makes built-to-order furnaces and ovens for manufacturers and specialized shops, including aerospace and tool-and-die operations.WARRINGTON, PA