SiFive

SiFive, Inc. is a fabless semiconductor company founded in 2015 by researchers from the University of California, Berkeley. The company specializes in commercial RISC-V processors, cores, systems-on-chip (SoCs), intellectual property (IP), and development boards, aiming to democratize customizable silicon design. Headquartered in Santa Clara, California, SiFive has pioneered the commercialization of the open-source RISC-V instruction set architecture, enabling flexible and efficient chip designs. SiFive offers a range of high-performance, customizable RISC-V-based products. This includes RISC-V CPU cores optimized for power efficiency and scalability, complete SoCs like the Freedom Everywhere 310, and development boards such as the HiFive series. The company also provides IP solutions for various sectors, including automotive, consumer devices, datacenters, and AI. With a strong focus on innovation, SiFive supports open-standard chip design acceleration and has established partnerships with leading semiconductor companies and tech firms.

Semiconductors Santa Clara, United States Founded 2015 ~439 employees Private · Series F

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Employees
439
+0.5% in 3 months
Revenue / employee
$679K
Revenue ~$298M
Total funding
$398M
Last round Series F, Mar 2022
12-month attrition
12.7%
Tech: 13.1%
H1B filings, FY2026
2
Sponsors visas
Open jobs
19
Last 30 days

Org structure

Headcount by department

Engineering277
Other107
Sales14
Operations14
Marketing9
Finance7
HR6
Design3

Hiring now

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Funding

  • Mar 2022 · Series F · $175M · Intel Capital, Qualcomm Ventures, Prosperity7vc
  • Aug 2020 · Series E · $61M · Intel Capital, Qualcomm Ventures, Prosperity7vc
  • Jun 2019 · Series D · $65.4M · Chengwei Capital, Qualcomm Ventures, Osage University Partners
  • Nov 2018 · $25.4M · Sutter Hill Ventures, Spark Capital
  • Apr 2018 · Series C · $50.6M · Chengwei Capital, Intel Capital, SK Telecom
  • Sep 2017 · Series A · $7M · Invest Nebraska
  • May 2017 · Series B · $8.5M · Osage University Partners, Sutter Hill Ventures, Spark Capital
  • Sep 2015 · Series A · $5M · Sutter Hill Ventures

Salaries at SiFive

All salaries

13 salary profiles in the US

Most reported roles

Pay by level, gender and ethnicity · India salaries

H-1B sponsorship

H-1B Sponsorship Limited
H-1B Filings by Department
Engineering14
Operations5
HR1

The department split adds up all the years listed above. FY2026 alone: 2 filings.

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SiFive FAQ

How many employees does SiFive have?

SiFive has about 439 employees, up 0.5% over the last 3 months (as of Apr 2026).

Does SiFive sponsor H1B visas?

Yes. SiFive filed 2 H1B (LCA) applications in FY2026, according to the latest U.S. Department of Labor disclosures. Most of them were for HR roles.

What is SiFive's revenue per employee?

SiFive makes about $679K in revenue per employee, based on $298M annual revenue and 439 employees.

How much does SiFive pay?

6figr has 13 salary profiles for SiFive in the US and 12 in India, with pay broken down by role, level, gender and ethnicity on the SiFive salaries page. See SiFive salaries in the US

How much funding has SiFive raised?

SiFive has raised $397.93M in total funding; its latest round was Series F in Mar 2022.

Data from Company Prospectus, DOL LCA disclosures, WARN notices and 6figr salary profiles. Updated 1 Apr 2026.