La Marzocco International, a limited-liability company, has provided espresso-brewing equipment since 1927. Its double-boiler technology and saturated groups enable its products to work in the most demanding environments. From a handmade Italian tradition, La Marzocco machines feature twin stainless boilers and patented saturated group design, which promote stable temperature and steam pressure control. Products include the FB70, four different Linea groups of machines and the Swift grinder. La Marzocco International is based in Seattle, the United States city most known for its espresso.