Snorkel AIrevenue, valuation & funding
Data Labeling SoftwareRedwood City, CaliforniaFounded 2019CEO Alexander Ratner
Snorkel AI is a software company that provides a platform for building and managing training data for machine learning models.
Snorkel AI revenue
Snorkel AI's annual revenue was $148M in October 2025.
All 4 revenue readings, with sources
| As of | Revenue | Source |
|---|---|---|
| Aug 2021 | $1.2M | – |
| Dec 2023 | $4.7MEST. | GetLatka estimate |
| Nov 2024 | $36.8MEST. | GetLatka estimate |
| Oct 2025 | $148M | – |
– source not recorded
Snorkel AI valuation
Snorkel AI is privately held, so there is no Snorkel AI stock to buy. Investors valued it at $1.3B in its May 2025 Series D, led by Addition.
Valuation history$1.3B Series D 2025$915M Series C 2021$100M Series B 2021$13M Seed 2020$60M Series A 2020
Snorkel AI funding rounds & investors
Snorkel AI has raised $235.3M across five rounds since 2020. The latest was a $100M Series D in May 2025, led by Addition.
| Date | Round | Raised | Valuation | Led by | Source |
|---|---|---|---|---|---|
| May 2025 | Series D | $100M | $1.3B | Addition | Business Wire |
| Aug 2021 | Series C | $85M | $915M | – | |
| Apr 2021 | Series B | $35M | $100M | – | |
| Jul 2020 | Seed | $3.3M | $13M | – | |
| Jul 2020 | Series A | $12M | $60M | – | |
| Total raised | $235.3M |
Snorkel AI competitors
Snorkel AI competes most directly with Scale AI and Labelbox.
| Company | Revenue | Funding | Employees | Customers | Founded |
|---|---|---|---|---|---|
 Scale AI | $2B | $1.6B | 5,779 | 1K | 2016 |
| Snorkel AI | $148M | $235.3M | 776 | – | 2019 |
 Labelbox | $50M | $110M | 551 | 50 | 2018 |
#4 of 92 Data Labeling Software companies by revenue · category median $2.8M · See the ranking
Snorkel AI CEO, founders & employees
Alexander Ratner founded Snorkel AI in 2019 and runs it as CEO. Snorkel AI has 776 employees (November 2025, LinkedIn), up from 352 a year earlier.
- Alexander RatnerCo-founder & CEO
All 9 headcount readings, with sources
| As of | Employees | Source |
|---|---|---|
| Nov 2025 | 776 | |
| 2025 | 1,000EST. | reveliolabs.com estimate |
| Dec 2024 | 352 | |
| Oct 2024 | 120 | |
| Dec 2023 | 120 | |
| Jul 2023 | 120 | – |
| Dec 2022 | 141 | |
| Dec 2021 | 119 | |
| Aug 2021 | 81 | – |
Snorkel AI FAQ
How much money does Snorkel AI make?
Snorkel AI brings in about $148M a year: its annual revenue was $148M in October 2025.
How much is Snorkel AI worth?
Companies don't publish a net worth. The closest figure is Snorkel AI's valuation: $1.3B, set in May 2025.
Who owns Snorkel AI?
Snorkel AI is privately held by its founders, employees and investors, including Addition.
Is Snorkel AI publicly traded?
No. Snorkel AI is a private company, so its shares are not listed on a stock exchange.
How much funding has Snorkel AI raised?
$235.3M across 5 rounds; the latest was a $100M Series D in May 2025.
Who is the CEO of Snorkel AI?
Alexander Ratner, a co-founder.
Who founded Snorkel AI?
Alexander Ratner, in 2019.
How many employees does Snorkel AI have?
About 776 as of November 2025 (LinkedIn).
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How this page is sourced
7 from public sources · 3 estimates. Founder figures link to the second they were said; public figures name their source; estimates are marked EST. and say whose they are. Not financial advice.
Updated Oct 7, 2026Data disclaimerReport a correctionClaim this profileRun Snorkel AI? Join the podcast