Substack

Substack is an online platform founded in 2017, based in San Francisco. It provides infrastructure for subscription-based publishing, allowing writers and creators to send digital content directly to their subscribers through newsletters, podcasts, and videos. The platform aims to empower writers to monetize their work without relying on advertising or intermediaries. Substack offers a range of tools for creating and distributing content, including options for free and paid subscriptions. It features community engagement tools like discussion threads and private group chats, as well as analytics to help creators track their subscriber growth. Additionally, writers can explore various monetization options, such as sponsored content and selling merchandise. With a diverse user base that includes journalists and thought leaders, Substack has gained significant traction, boasting over 500,000 paying subscribers and millions of active users globally.

Online Media San Francisco, United States Founded 2017 ~2,210 employees

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Employees
2,210
+3.1% in the 3 months to Sep 2026
Annual revenue
~$7M
Total funding
$119M
Last round Jan 2025
12-month attrition
5.4%
Tech: 6.4%
H1B filings, FY2026
1
Sponsors visas
Open jobs
9
Last 30 days

Headcount trend

Substack went from 1,026 employees in Oct 2024 to 2,210 in Sep 2026. Apr to Sep 2026: 282 people joined, 40 left.

Org structure

Headcount by department

Other1,319
Marketing672
Design85
Engineering56
Operations31
Finance21
Sales12
Success8

Funding

  • Jan 2025 · $20M
  • Nov 2024 · $10M
  • May 2023 · $3.3M
  • Oct 2021 · $16K
  • Mar 2021 · Series B · $65M · Andreessen Horowitz
  • Oct 2020 · Seed · $3.3M · 500 Durians, AngelCentral, kipleX
  • Jul 2019 · Series A · $15.3M · Andreessen Horowitz, Y Combinator
  • May 2018 · Seed · $2M · Garage Capital, The Chernin Group, Fifty Years

Salaries at Substack

All salaries

1 salary profiles in the US

Pay by level, gender and ethnicity

H-1B sponsorship

H-1B Sponsorship Limited
H-1B Filings by Department
Engineering4
Marketing3
Operations2

The department split adds up all the years listed above. FY2026 alone: 1 filings.

Peer reviews

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Anonymous peer reviews on OffTheRecord

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Similar companies

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