Lenmar Headquarters is located in Southern California. We also have offices in the Netherlands and Hong Kong. Since 1965, Lenmar has been building award-winning, high-quality power-related products. We provide you with the electronics you need to stay powered up on the go. Want more out of your smartphone, tablet and laptop? Lenmar has you covered. Go from Dead to Undead with external battery packs, battery cases, replacement batteries and power solutions with Lenmar UNDEAD POWER.