Tempo Automation Holdings Inc. Common Stock. Replay the stock market charts of TMPO day by day, back to 2003. Open long and short positions without spending any money. Tempo Automation Holdings, Inc. manufactures electronic products. The company designs and assembles printed circuit boards. It serves automotive, aviation and defense, consumer electronics, design firms, energy, industrial technology, medical device, semiconductor, and space industries. The company was founded in 2013 and is based in San Francisco, California.