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Substack
Newsletter tool for writers to publish, monetize, and grow subscriber audiences

Revenue

$45.00M

2025

Valuation

$1.10B

2025

Funding

$15.45M

2019

Growth Rate (y/y)

23.3%

2024

Details
Headquarters
San Francisco, United States
CEO
Chris Best
Website
Milestones
FOUNDING YEAR
2017

Filings

Company documents and regulatory filings for Substack.

Name Type Filed At Actions
substack_coi_2025-07-14
Certificate of Incorporation
Jul 14, 2025
View PDF
Details
Headquarters
San Francisco, United States
CEO
Chris Best
Website
Milestones
FOUNDING YEAR
2017