Epson is a Japanese electronics company and one of the world’s largest manufacturers of computer printers, and information and imaging related equipment. Headquartered in Suwa, Nagano, Japan, the company has numerous subsidiaries worldwide and manufactures inkjet, dot matrix and laser printers, scanners, desktop computers, business, multimedia and home theatre projectors, large home theatre televisions, robots and industrial automation equipment, point of sale docket printers and cash registers, laptops, integrated circuits, LCD components and other associated electronic components. It is one of three global competitors in the color inkjet printer market.
Costco is a membership warehouse club that sells products at reduced prices compared to traditional retail outlets. While Costco does sell Epson products, it does not sell Epson ink cartridges specifically. However, it does sell a variety of compatible ink cartridges that can be used with Epson printers.