Substack Inc
Valuation
$1.1B
2024 Revenue
$45M
Customers
500K
Funding
$117.3M
YOY
55.2%
Avg ACV
$90
Team
2.6K
Founded
2020
How Substack Inc CEO Jacob Schonberger grew Substack Inc to $45M revenue and 500K customers in 2024.
SimpleFuture is a start-up based out of Harvard's innovation lab. Our focus is discovering ways that we can improve the financial futures of people.
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Substack Inc Revenue
In 2024, Substack Inc's revenue reached $45M. The company previously reported $29M in 2023. Since its launch in 2020, Substack Inc has shown consistent revenue growth.
| Year | Milestone |
|---|---|
| 2024 | Substack Inc Hit $45m revenue in December 2024 |
| 2023 | Substack Inc Hit $29m revenue in June 2023Source |
| 2022 | Substack Inc Hit $19m revenue in December 2022 |
| 2021 | Substack Inc Hit $12m revenue in December 2021 |
| 2020 | Launched with $0 revenue |
Substack Inc Valuation, Funding Rounds
Substack Inc reached a $1.1B valuation in 2025, set during its Series C round.
Substack Inc has raised $117.3M in total funding across 3 rounds, most recently a $100M Series C round in 2025.
| Year | Round | Amount | Valuation | % Sold |
|---|---|---|---|---|
| 2025 | Series C | $100M | $1.1B | 9% |
| 2023 | Series B | $2M | - | - |
| 2019 | Series A | $15.3M | - | - |
Substack Inc Employees & Team Size
Substack Inc employs approximately 2.6K people as of 2026, up from 1.5K in 2024.
Substack Inc has 2.6K total employees in different roles and functions. They have 500K customers that rely on the company's solutions.
| Year | Milestone |
|---|---|
| 2025 | Reached 2.6K employees (November 2025) |
| 2024 | Reached 1.5K employees (December 2024) |
| 2024 | Reached 1.3K employees (October 2024) |
| 2024 | Reached 1.3K employees (October 2024) |
| 2023 | Reached 958 employees (December 2023) |
| 2023 | Reached 50 employees (December 2023) |
| 2022 | Reached 558 employees (December 2022) |
| 2021 | Reached 1 employees (April 2021) |
Founder / CEO
Q&A
| Question | Answer |
|---|---|
| What's your age? | - |
| Favorite online tool? | - |
| Favorite book? | - |
| Favorite CEO? | - |
| Advice for 20 year old self | - |
Customers
See how Substack Inc acquires and retains customers with data on acquisition costs and revenue performance. Log in to access the complete customer economics dashboard.
LockedFrequently Asked Questions about Substack Inc
What is Substack Inc's revenue?
Substack Inc generates $45M in revenue.
Who founded Substack Inc?
Substack Inc was founded by Jacob Schonberger.
Who is the CEO of Substack Inc?
The CEO of Substack Inc is Jacob Schonberger.
How much funding does Substack Inc have?
Substack Inc raised $117.3M.
How many employees does Substack Inc have?
Substack Inc has 2.6K employees.
Where is Substack Inc headquarters?
Substack Inc is headquartered in San Francisco, California, United States.
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Source Attribution
Source: all data was collected from GetLatka company research and founder interviews. Revenue, funding, team, and customer figures are presented as company-reported or GetLatka-estimated metrics where the profile data identifies them that way.
Company data last updated .