SiFive, Inc. is an American fabless semiconductor company and provider of commercial RISC-V processors and silicon chips based on the RISC-V instruction set architecture. Its products include cores, SoCs, IPs, and development boards. From Wikipedia
SiFive, a key player in RISC-V chip design, moves away from ready-made designs to focus on custom solutions for clients; its CEO and co-founders continue to lead despite massive layoffs.