Calumet, Inc. engages in the manufacturing, formulation, and sale of specialty branded products and renewable fuel. The company is headquartered in Indianapolis, Indiana and currently employs 1,540 full-time employees. The company went IPO on 2006-01-26. Its segments include Specialty Products and Solutions; Performance Brands; Montana/Renewables, and Corporate. Specialty Products and Solutions segment manufactures and markets a variety of solvents, waxes, customized lubricating oils, white oils, petrolatum, gels, esters, and other products. Performance Brands segment blend, package and market high performance products through its Royal Purple, Bel-Ray, and TruFuel brands. Montana/Renewables segment comprises two facilities: renewable fuels and specialty asphalt. At its Montana Renewables facility, it processes a variety of geographically advantaged renewable feedstocks into renewable diesel, sustainable aviation fuel, renewable hydrogen, renewable natural gas, renewable propane, and renewable naphtha that are distributed into renewables markets.