S.F. startup Ample in line for $15 million state grant to build out EV battery swapping infrastructure For more information please click here to contact Tuan Nguyen By Bizjournals.com Feed (2019-07-12 16:19:27) | February 28, 2023 Instead of plugging in your electric car to charge it, Ample is working on technology that will let you swap your battery in 10 minutes or less. Posted in Sacramento Business Journal