Global semiconductor manufacturer Bosch planning to buy Roseville company, invest $1.5 billion locally

Global semiconductor manufacturer Bosch plans to acquire assets of the U.S. chipmaker TSI Semiconductors (TSI), based in Roseville and expand its semiconductor business with silicon carbide chips. Over the next years, Bosch intends to invest more than $1.5 billion in the Roseville site and convert the TSI Semiconductors manufacturing facilities to state-of-the-art processes.

“Roseville is a highly sought-after location for innovative companies expanding their operations. We're a community of choice for investment, with an environment that fuels business growth, a skilled and educated workforce, vibrant quality of life, and some of the nation’s most reliable and low-cost municipal utilities. Roseville checks all the boxes," says City of Roseville Mayor Bruce Houdesheldt.