Company profile

Substack

Substack, founded in 2017, is a newsletter publishing platform that allows writers to build and monetize subscriber communities. The company has raised more than $200 million in funding, including a $100 million Series C that gave it a $1.1 billion valuation. Backed by a16z, Substack provides tools for paid subscriptions, content publishing, and audience growth. Headquartered in San Francisco, the platform continues to expand its creator ecosystem and support independent writers building sustainable revenue.

Back to profiles

Quick facts

Total funding: $200 million
Valuation: $1.1 billion
Founded: 2017

Reach buyers like Substack on TexAu

TexAu helps go-to-market teams find, enrich, and reach companies that match this profile. Pick the path that fits how you work.

Find companies like Substack
Build a list by industry, headcount, funding stage, or technographics. Get verified emails and direct dials.
Start a free workspace
Enrich your CRM with company data
Push funding, headcount, hiring signals, and tech stack into HubSpot, Salesforce, or a spreadsheet. Waterfall enrichment.
See how the waterfall works
Run it on a schedule
Refresh the list weekly, score new accounts as they land, and push the ones that fit to Smartlead, Instantly, Lemlist, HeyReach, or Apollo Sequences.
See how schedulers work

Reach buyers like Substack.

The 14-day trial ships every feature, no card required.

Start free →