Energizer Holdings, Inc. headquartered in St. Louis, MO, is one of the world's largest manufacturers of primary batteries, portable flashlights and lanterns.

Energizer is a global leader in the dynamic business of providing power solutions with a full portfolio of products including Energizer brand battery products such as Energizer EcoAdvanced; Energizer MAX; Energizer Ultimate Lithium Energizer Recharge batteries and charging systems; and portable flashlights and lanterns.​

In 2016, Energizer acquired HandStands Holding Corporation, a leading designer and marketer of automotive fragrance and appearance products. HandStands offers innovative products from recognized brands such as Refresh Your Car, California Scents, Driven, Bahama & Co., LEXOL and Eagle One.​​