How much money did companies invest in battery manufacturing in 2022?

Companies poured roughly $80 billion into U.S. battery manufacturing since the middle of 2022, up from around $10 billion in the three years earlier, according to Rhodium Group, a research firm that tracks investments with M.I.T.’s Center for Energy and Environmental Policy Research.

Are battery companies bringing in their own workers?

“E.V. battery companies are very secretive about I.P., so they were bringing in their own workers when it came to installing their machines and maintaining their machines,” she said, referring to intellectual property. “But unions were really pushing for that work.”

Is battery cell technology a proprietary technology?

Much of the battery cell technology is proprietary, and there is little margin for error. “When you don’t have a whole cohort of people who know how to run cell-making factories, you rely heavily on the folks from the home factory,” said Celina Mikolajczak, who was been an executive at battery companies including Panasonic.