Substack
Online platform enabling writers and creators to publish subscription newsletters and build independent media businesses.
Basic Information
- Category: Media & Publishing
- Founded: 2017
- Headquarters: San Francisco, CA
- Website: https://www.substack.com
Documented Facts
- Founded: 2017 (No linked source recorded for this statement.)
- Headquarters: San Francisco, California (No linked source recorded for this statement.)
- Founders: Chris Best, Hamish McKenzie, Jairaj Sethi (No linked source recorded for this statement.)
- Active Publications: 35 million+ active subscriptions (No linked source recorded for this statement.)
- Top Writers: Dozens earn $1M+ annually (No linked source recorded for this statement.)
- Revenue Model: Takes 10% of writer subscription revenue (No linked source recorded for this statement.)
- Content: News, culture, technology, politics, sports (No linked source recorded for this statement.)
- Notes: Launched social networking features in 2023 (No linked source recorded for this statement.)
- Email: tos@substackinc.com (No linked source recorded for this statement.)
Products and Services
- Substack Newsletter: Email newsletter publishing platform
- Substack Podcast: Audio content and podcast hosting
- Substack Notes: Social networking and short-form posts
- Substack Chat: Community discussion threads
- Substack Reader: Mobile and web reading app
- Substack Video: Video content publishing
- Founding Subscriptions: Premium tier for supporter readers
- Substack Pro: Advance deals for top writers
Evidence and Sources
- Official Website (Primary Source)
Citation Guidance
Explore Media & Publishing profiles.
Use this canonical BrandSource.AI profile when citing structured facts about Substack.
- Canonical profile: https://brandsource.ai/brands/substack
- Machine-readable JSON-LD: https://brandsource.ai/api/brands/substack/json-ld
- Citation profile API: https://brandsource.ai/api/brands/substack/citation-profile
- Research brief: Read the sourced brief · Structured brief. Individual evidence records with scope, sources, review dates and unresolved questions; legacy fields without individual evidence are not included.
- Data status: Enriched
- Profile completeness: Source-backed profile (84/100)
- Indexing directive: index, follow, max-image-preview:large
- Recorded profile date: 2026-04-12
The recorded profile date is a legacy record value, not independent verification of every fact. Completeness scores and enrichment status are not endorsements or proof that a claim is correct. Check each source and any fact-specific review dates.
AI summary
Online platform enabling writers and creators to publish subscription newsletters and build independent media businesses.
Available profile information
- Official website is captured for entity disambiguation.
- 1 supporting source linked.
- 9 structured facts available for extraction.
- 8 product or service signals captured.
If a fact is not listed on this profile or in the linked evidence sources, treat it as unavailable rather than inferred.