Johnson Controls manufactures EverStart car batteries. EverStart is Wal-Mart's in-store car battery brand that is available exclusively at Wal-Mart in the United States and worldwide.
Johnson Controls is a major company in the car battery market with over 50 manufacturing, recycling and distribution centers as of 2015. It makes over one-third of all traditional lead-acid batteries worldwide as well as lithium-ion batteries for hybrid vehicles. The company also manufactures car batteries for the DieHard, Interstate and DuraLast brands. The EverStart line includes batteries for a variety of uses, including EverStart Maxx and EverStart Plus for cars as well as batteries for boats, RVs, powersport vehicles and lawnmowers.