America. According to Macaro official website, Macaro is an American high-end home appliance brand, founded on 20 15 and headquartered in Boulder, Colorado, USA. Mccullough is committed to the R&D and production of high-end electrical appliances, mainly engaged in household ice makers, multifunctional wine cabinets, wine bottle openers, decanters, multifunctional wall-breaking cooking machines, health pots, instant water heaters, air fryers and other series of American electrical appliances.