companies / substack-com
Generated UTC · publication cutoff 2026-11-09
Insufficient cited evidence for a two-sentence summary.
verified=2026-09-27 json
| total_raised | 100,000,000100.0M | ○ |
|---|---|---|
| founded | 2017 | |
| hq | San Francisco | |
| industry | unknown | |
| stage | series-b+ |
Substack is a publishing and subscription platform that lets creators publish newsletters, posts, podcasts, and chat, and earn directly from paying subscribers. It serves writers, journalists, and other content creators. Its differentiator is a direct reader-subscription model that frees creators from advertising and publishing intermediaries.
No cited completed company acquisition recorded.
Dated disclosures. Customer relationships and classifications are historical; ARR is separate from revenue.
No cited disclosure recorded: named customer, disclosed revenue, ARR, count, B2B / B2C, sector, go-to-market.
No cited valuation with an explicit basis is recorded.
Historical post-money / actual annual or stated TTM revenue. Same currency; economic valuation date within 90 days of revenue period end, inclusive. No FX, ARR, annualized revenue, estimates or projections. Conflicts and ambiguous ties are withheld.
No qualifying pair recorded.
| date | type | amount | lead | src |
|---|---|---|---|---|
| 2025-07-17 | series-c | 100,000,000100.0M | null | ○ |
| person | role | src |
|---|---|---|
| Chris Best | ceo | YC |
| Chris Best | founder | YC |
| Hamish McKenzie | founder | YC |
| Jairaj Sethi | founder | YC |
Cloudflare, Express, React Router 7.6.2, Substack, Cloudflare Bot Management, Vercel Speed Insights, React, Node.js, mathjax 2.7.9, Remix
| fact | status | src |
|---|---|---|
| Series C, $100.0M | attributed | ○ |
| existence | sourced | YC |
| description | self-reported | WEB |
| date | fact | change | src |
|---|---|---|---|
| 2026-09-24provenance_existence: self-reported → sourced, YC 2026-09-17 | provenance_existence | self-reported → sourced | YC 2026-09-17 |
Records begin 2026-09-24. all_changes