SiFive, Inc. designs and sells RISC-V processors and silicon chips, from application processors to 32- and 64-bit microcontrollers.
SiFive sells RISC-V processors and silicon chips ranging from high-performance application processors to 64- and 32-bit microcontrollers, and offers SiFive Core Designer for customizing processors, plus the Freedom E SDK. Founded in 2015 and based in Santa Clara, US, by Krste Asanovic, Yunsup Lee and Andrew Waterman, with Patrick Little as CEO, it has raised USD 303.24 million across nine rounds. In April 2026 it raised USD 400 million in Series G funding led by Atreides Management.
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