Valuation
$6.4B
2025 Revenue
$148M
Funding
$135.3M
YOY
302.2%
Team
776
Founded
2019
How Snorkel AI CEO Alexander Ratner grew to $148M revenue with a 776 person team in 2025.
Snorkel AI is a software company that provides a platform for building and managing training data for machine learning models. Their platform allows developers and data scientists to label data programmatically and efficiently, using a combination of weak supervision and human-in-the-loop labeling. By automating the data labeling process, Snorkel AI enables companies to train machine learning models faster and with higher accuracy, while reducing the cost and time required for data labeling. The company was founded in 2019 by a group of researchers from Stanford University and is based in Palo Alto, California.
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Snorkel AI Revenue
In 2025, Snorkel AI's revenue reached $148M. The company previously reported $36.8M in 2024. Since its launch in 2019, Snorkel AI has shown consistent revenue growth.
| Year | Milestone | Quote |
|---|---|---|
| 2025 | Snorkel AI Hit $148m revenue in October 2025 | |
| 2024 | Snorkel AI Hit $36.8m revenue in November 2024 | |
| 2023 | Snorkel AI Hit $4.7m revenue in December 2023 | |
| 2021 | Snorkel AI Hit $1.2m revenue in August 2021 | |
| 2019 | Launched with $0 revenue |
Snorkel AI Valuation, Funding Rounds
Snorkel AI reached a $6.4B valuation in 2021, set during its Series C round.
Snorkel AI has raised $135.3M in total funding across 4 rounds, most recently a $85M Series C round in 2021.
| Year | Round | Amount | Valuation | % Sold | Quote |
|---|---|---|---|---|---|
| 2021 | Series C | $85M | $915M | 9% | |
| 2021 | Series B | $35M | $100M | 35% | |
| 2020 | Seed Round | $3.3M | $13M | 25% | |
| 2020 | Series A | $12M | $60M | 20% |
Founder / CEO
Alexander Ratner
Alex Ratner is a third-year PhD student at the Stanford InfoLab working under Chris Re. Alex works on new machine learning paradigms for settings where limited or no hand-labeled training data is available, motivated in particular by information extraction problems in domains like genomics, clinical diagnostics, and political science.
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Customers
We do not have customer count information for Snorkel AI yet.
Snorkel AI Employees & Team Size
Snorkel AI employs approximately 776 people as of 2026, up from 352 in 2024, including 4 sales reps that carry a quota.
| Year | Milestone |
|---|---|
| 2025 | Reached 776 employees (November 2025) |
| 2024 | Reached 352 employees (December 2024) |
| 2024 | Reached 120 employees (October 2024) |
| 2023 | Reached 120 employees (December 2023) |
| 2023 | Reached 120 employees (July 2023) |
| 2022 | Reached 141 employees (December 2022) |
| 2021 | Reached 119 employees (December 2021) |
| 2021 | Reached 81 employees (August 2021) |
Frequently Asked Questions about Snorkel AI
What is Snorkel AI's revenue?
Snorkel AI generates $148M in revenue.
Who founded Snorkel AI?
Snorkel AI was founded by Alexander Ratner.
Who is the CEO of Snorkel AI?
The CEO of Snorkel AI is Alexander Ratner.
How much funding does Snorkel AI have?
Snorkel AI raised $135.3M.
How many employees does Snorkel AI have?
Snorkel AI has 776 employees.
Where is Snorkel AI headquarters?
Snorkel AI is headquartered in Redwood City, California, United States.
Compare Snorkel AI to the industry
Snorkel AI operates across multiple industries. Browse revenue, funding, and growth data for Snorkel AI in each sector below.
Data and Sources
All figures on this page are taken directly from interviews or are estimates from public sources and proprietary models. Not financial advice. Read full disclaimer.
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