About Substack
Substack is a company based in San Francisco (United States) founded in 2017 by Jairaj Sethi, Hamish McKenzie, and Christopher Best. Substack has raised $189.5 million across 6 funding rounds from investors including TCG Ventures, Andrew Chen and Andreessen Horowitz. Substack has completed 2 acquisitions, including Cocoon and Yem. Substack operates in a competitive market with competitors including Patreon, WordPress, Scoop.it, Clickability and Brightspot, among others.
- Headquarter San Francisco, United States
- Founders Jairaj Sethi, Hamish McKenzie, Christopher Best
-
Sectors
Media & Entertainment
-
Email
Locked
-
Phone
Locked
-
Website
Locked
-
Social
Locked
-
Annual Revenue
Not available
-
Net Profit
Not available
-
EBITDA
Not available
-
Total Equity Funding
$189.5 M (USD)
in 6 rounds
-
Latest Funding Round
$100 M (USD), Series C
Jul 17, 2025
-
Investors
TCG Ventures
& 10 more
-
Employee Count
Not available
-
Investments & Acquisitions
Cocoon
& 1 more
Unlock complete access to The Company Check
Get unrestricted viewing across everything we track — from companies and brands to investors, funding rounds, acquisitions, financials, and more.
- Unlimited viewing on all profiles Companies, investors, financials, funding, acquisitions & directors
- Full access to every database India & global coverage, advanced filters and rich profile details
- Always-on access from your team account Single premium plan for everything you see on the portal
People of Substack
Unlock access to complete
Funding Insights of Substack
Substack has successfully raised a total of $189.5M across 6 strategic funding rounds. The most recent funding activity was a Series C round of $100 million completed in July 2025. This substantial capital infusion reflects strong investor confidence in the company's business model, growth potential, and market opportunities. The funding enables strategic expansion, product development, market penetration, and operational scaling to drive long-term value creation and competitive advantage.
Investors in Substack
Substack has secured backing from 11 investors, including angel, venture fund, and institutional investors. Prominent investors backing the company include TCG Ventures, Andrew Chen and Andreessen Horowitz.
| Investor | Description | Founded Year | Domain | Location |
|---|---|---|---|---|
|
Venture capital investments in technology sectors are handled by Andreessen Horowitz.
|
Locked | Locked | Locked | |
|
Early-stage startups are accelerated via funding and educational programs.
|
Locked | Locked | Locked | |
|
Tech & Offline focused Seed stage VC Firm investing primarily in Asia and the US
|
Locked | Locked | Locked |
Investor details for Substack
Investor domains, locations, round participation, and complete history require an active premium plan.
- Investor domains
- Investor locations
- Funding rounds
- Participation history
Verified entity values are shown only after access is granted.
Investments & Acquisitions by Substack
Substack has strategically engaged in corporate development activities, having acquired 2 companies. Notable acquisitions include Cocoon and Yem.
Investment portfolio details for Substack
Portfolio company identities, transaction dates, round details, and investment values require an active premium plan.
- Portfolio identities
- Transaction dates
- Round details
- Investment values
Verified entity values are shown only after access is granted.
| Company Name | Description | Domain | Location | Founded Year | Amount |
|---|---|---|---|---|---|
|
Platform offering email marketing software
|
Locked | Locked | 2021 | Locked | |
|
Employee leave management software is provided by Cocoon.
|
Locked | Locked | 2020 | Locked |
Complete acquisition details for Substack
Transaction dates, acquired stakes, disclosed values, domains, and locations require an active premium plan.
- Transaction dates
- Acquired stakes
- Disclosed values
- Domains and locations
Verified entity values are shown only after access is granted.
Financial Statements - Substack
Detailed financials for Substack
Historical revenue, profit, statement rows, ratios, and trend charts require an active premium plan.
- Historical revenue
- Profit trends
- Statement rows
- Financial ratios
Verified entity values are shown only after access is granted.
Substack Comparisons
Peer comparison for Substack
Named peer metrics, headcount, funding, location, and side-by-side benchmarks require an active premium plan.
- Named peers
- Headcount comparison
- Funding comparison
- Operating benchmarks
Verified entity values are shown only after access is granted.
Competitors of Substack
Substack operates in a dynamic and competitive business environment, facing competition from various established players and emerging companies in the market. The competitive landscape includes prominent companies such as Patreon, WordPress, Scoop.it, Clickability and Brightspot, among others.
| Company Name | Domain | Founded year | HQ Location | Description |
|---|---|---|---|---|
| Locked | Locked | Locked |
Reward-based crowdfunding is facilitated for content creators and musicians.
|
|
| Locked | Locked | Locked |
Cloud-based website development and content management platform is offered.
|
|
| Locked | Locked | Locked |
Content curation and social sharing platform for businesses
|
|
| Locked | Locked | Locked |
SaaS platform is offered for managing web content across platforms.
|
|
| Locked | Locked | Locked |
CMS solutions for digital publishers are provided and managed.
|
Detailed competitors of Substack
Competitor domains, locations, full profiles, and operating metrics require an active premium plan.
- Domains and locations
- Full company profiles
- Operating metrics
- Competitive positioning
Verified entity values are shown only after access is granted.
Latest news on Substack
Complete news archive for Substack
Full article history, source details, and older brand coverage require an active premium plan.
- Full article archive
- Source and publication date
- Older coverage
- Brand-specific news history
Verified entity values are shown only after access is granted.
Frequently Asked Questions about Substack
Substack was founded in 2017 and raised its 1st funding round 1 year after it was founded.
Substack is headquartered in San Francisco, United States. It is registered at San Francisco, California, United States.
Christopher Best is the current CEO of Substack. They have also founded this company.
Substack is a funded company, having raised a total of $189.5M across 6 funding rounds to date.
Substack was founded in 2017 in San Francisco, United States, as a content management platform in the digital publishing sector. Independent publishers are supported through tools for hosting and content creation. Subscriptions and memberships from readers are facilitated to replace ad-based revenue. Payments are processed on behalf of publishers, with a share of subscription income retained as the platforms fee. Operations focus on enabling direct monetization for creators.
Substack has 11 investors. Key investors include TCG Ventures, Andrew Chen, Andreessen Horowitz, Y Combinator, and Zhen Fund.