Schwager. 

Schwager S.A. provides specialized maintenance and operation services for equipment in mining operations in Chile. The company offers mining services, such as maintenance, assembly, operational projects, and electrical solutions for mining plants; energy and logistics services; and after-sales service, commissioning, technical support, and spare parts supply for mining. It also produces and markets dairy products, including sweet whey powder, whey protein concentrates, deproteinized whey, fattened whey, and whole and skimmed milk powder; sale and rental of machinery and support equipment for the industrial, mining, and private sectors; and generate renewable energies and by-products. The company was formerly known as Schwager Energy S.A. Schwager S.A. was founded in 1847 and is based in Santiago, Chile.