Thatch

Thatch announced $108M in Series C financing on September 15, 2026. Thatch raised a $108 million Series C at a $1 billion valuation from investors including The General Partnership and Index Ventures.

Round details

The financing includes backing from The General Partnership, Index Ventures, Scale Venture Partners, General Catalyst, Andreessen Horowitz, Eli Lilly and Company, ADP Ventures, Paychex. The company reported a $1B valuation alongside the transaction.

• Round: Series C
• Capital announced: $108M

How the company plans to use the capital

Thatch said it will invest in better tools to help members navigate healthcare, deeper carrier partnerships, more payroll integrations, and an improved experience for the businesses that rely on it for healthcare.

Why this matters for GTM teams

Thatch said the round included new strategic investors Eli Lilly and Company and Paychex, and also named ADP Ventures as a participating investor.

Fresh capital is often an operational signal rather than a buying signal by itself. Teams should validate the company’s hiring pattern, product launches, geographic expansion, and technology priorities before choosing the message and timing of outreach.

Source and methodology

This report is based on the company’s announcement and records the disclosed amount, round, investors, location, and stated use of funds. SalesTools Research does not estimate undisclosed valuation or revenue figures.

Primary source: Thatch Series C announcement.