Sigma Alimentos, a unit of conglomerate Alfa, has acquired Sociedad Suizo Peruana de Embutidos (Supemsa), a producer of cold meat and dairy products in Peru. Financial terms were not disclosed. Sumpensa operates a cold meat plant in Chancay with 800 employees. In 2016 the company had sales of $54.2 million. The deal will expand the presence of Sigma Alimentos in Central America. The firm had previously enhanced its footprint in …