Substack: Detailed Company Information & Corporate Profile
Summary
Substack is a private company that has been in the industry for 9 years. The business currently specializes in Online Media, Internet Software, Digital Media, Email Services areas. Substack's headquarter is located at San Francisco, California, USA. The number of employees is at least 1. Register with SignalHire to connect with Substack employees and management.
| Substack Website | substack.com |
| Social Links |    |
| Phone Number | 1-571-730-9882 |
| Industries | |
| Substack Headquarters Address | 111 Sutter St, San Francisco, California, 94104 US |
| Company Size | 100-200 employees |
| Specialities & Services | Publishing, Journalism, Writing, Newsletters, Media |
| SIC Code | 7372 |
| NAICS Code | 334614 Software and Other Prerecorded Compact Disc, Tape, and Record Reproducing, 511210 Software Publishers |
| DMA Code | San Francisco Bay Area |
| Founded | 2017 |
| Estimated Annual Revenue | $1 - 10M |
| Operating Status | Independent Company |
| Updated: | 2026-11-11 |
Substack Org Chart
Chief Executive Officer
C-Level
Competitors
Name | Founded | Type | Employees |
|---|---|---|---|
| 2006 | Privately Held | 25 - 100 | |
| 2016 | Privately Held | 1-10 | |
| 1982 | Privately Held | 1-10 | |
| 2012 | - | 1-10 |
Estimated Website Traffic
The chart shows a growth in traffic to the substack.com website. In September, traffic increased to 88509498, compared to 74546528 in the previous month. The highest traffic in 2026 was recorded in February, reaching 139206855 visits.
Workforce Turnover
Number of employees switched from or switched to
Departmental sample breakdown
Length of Employment
Substack's workforce includes employees across a wide range of tenure levels.
5% have been with the company for less than 1 year30% have been with the company for 1 to 2 years33% have been with the company for 3 to 4 years23% have been with the company for 5 to 7 years5% have been with the company for 8 to 10 years5% have been with the company for more than 11 years
Companies Similar to Substack
Substack Corporate Information: FAQ
Data Privacy
GDPR COMPLIANT
SignalHire complies with the General Data Protection Regulation (GDPR). SignalHire follows GDPR requirements, including but not limited to rights of data subjects to access, correct, or delete their personal information and supports the right to be forgotten.
CCPA COMPLIANT
SignalHire is CCPA-compliant and provides California residents the right to know, access, opt out, and request deletion of their personal data.
