Sharp Electronics Marketing Company of America (SEMCA) SEMCA is the U.S. consumer electronics sales and marketing arm of Sharp Corporation, a worldwide developer of one-of-a-kind home entertainment products, appliances, networked multifunctional office solutions, solar energy solutions, LED lighting and mobile communication and information tools. Leading products include AQUOS® LED TVs, Insight® Microwave Drawer® ovens, and Plasmacluster® air purifiers.