Top Series A companies in San Francisco
Companies that have closed a Series A — product-market fit confirmed and scaling. Filtered to companies headquartered in San Francisco.
- StageSeries A
- HQSan Francisco
- Matches879
Built from a search like: “Top Series A companies in San Francisco”
Ranked by current headcount across Series A companies headquartered in San Francisco. Refreshed daily.
- 1Stealth Startup· San Francisco, California, United States
- Series A
- 32.4k employees
- Founded 2020
- 2Genentech· South San Francisco, California, United States
- Series A
- 18.1k employees
- Founded 1976
- 3Gusto· San Francisco, California, United States
- Series A
- 4.4k employees
- Founded 2011
- 4micro1· San Francisco Bay Area
- Series A
- 4.1k employees
- Founded 2022
- 5Orrick, Herrington & Sutcliffe LLP· San Francisco, California, United States
- Series A
- 3.1k employees
- 6Cambly Inc.· San Francisco, California, United States
- Series A
- 3k employees
- Founded 2012
- 7Anything· San Francisco, California, United States
- Series A
- 2k employees
- Founded 2021
- 8Cookies· San Francisco, California, United States
- Series A
- 1.5k employees
- Founded 2010
- 9Kaggle· San Francisco, California, United States
- Series A
- 1.5k employees
- Founded 2010
- 10Villa· San Francisco, California, United States
- Series A
- 1.1k employees
- Founded 2019
- 11Jasper· San Francisco, California, United States
- Series A
- 1k employees
- Founded 2020
- 12Yummy· San Francisco, California, United States
- Series A
- 1k employees
- Founded 2020
- 13Own is now Instore; please connect to us at our Instore page· San Francisco, California, United States
- Series A
- 842 employees
- Founded 2009
- 14Roo· San Francisco, California, United States
- Series A
- 701 employees
- Founded 2019
- 15Woflow· San Francisco, California, United States
- Series A
- 609 employees
- Founded 2017
- 16Printify· San Francisco, Minnesota, United States
- Series A
- 589 employees
- Founded 2015
- 17Humand· San Francisco, California, United States
- Series A
- 548 employees
- Founded 2019
- 18Skip· San Francisco, California, United States
- Series A
- 519 employees
- Founded 2018
- 19Every· San Francisco, California, United States
- Series A
- 413 employees
- Founded 2021
- 20Cable· San Francisco, California, United States
- Series A
- 399 employees
- Founded 2020
- 21Classera· San Francisco, California, United States
- Series A
- 388 employees
- Founded 2012
- 22Slideshare· San Francisco, California, United States
- Series A
- 386 employees
- Founded 2005
- 23Be My Eyes· San Francisco, California, United States
- Series A
- 362 employees
- Founded 2012
- 24Dashverse· San Francisco, California, United States
- Series A
- 339 employees
- Founded 2022
- 25Spin· San Francisco, California, United States
- Series A
- 319 employees
- Founded 2017
Find engineers at Series A companies in San Francisco
Series A companies in San Francisco are some of the fastest-moving employers in the market. The list above ranks the largest Series A-stage companies headquartered in San Francisco by current headcount, drawn from public LinkedIn and Crunchbase records. With 879 matching companies in our index, the density of senior engineers, designers, and founders is unusually high.
At Series A, teams tend to be small, ambitious, and on the hunt for senior talent. The companies on this list are good signals for where the San Franciscotalent market is heating up — and for which engineers and founders are about to become tomorrow’s operators.
Refolk converts this list into a live search. Ask for “founders of Series A companies in San Francisco” or “senior engineers at Series A companies in San Francisco hiring” and Refolk returns a ranked shortlist with evidence behind each match.
How this list is built
Last refreshed: Thu, 07 May 2026 06:09:42 GMT
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