Confluent, the company behind open source streaming data project Apache Kafka, raises $50M Series C round led by Sequoia Capital
Confluent, the company behind open source streaming data project Apache Kafka, closes a Series C round that more than doubles its total financing.
Context & Ripple Effects
Confluent has been on a steady fundraising ladder since its $24M Series B in 2015, and this Sequoia-led $50M Series C more than doubles its total financing as it builds a commercial streaming-data platform on top of Apache Kafka.
The round is an early checkpoint in an arc that keeps compounding: Sequoia leads again in the $125M Series D at a reported $2.5B valuation two years later, and by 2021 Confluent is filing for a US IPO seeking $759M at roughly $8.3B.
First-order effects
- Sequoia Capital doubles down early on the Kafka commercializer, giving Confluent the balance sheet to staff out its streaming platform beyond the open-source project.
Second-order effects
- The Sequoia endorsement helps set up successive larger rounds at steeply rising marks — the $125M Series D at $2.5B, then the $250M Series E at $4.5B — pulling more institutional capital into event-streaming infrastructure.
Third-order effects
- If the pattern holds, open-source data projects with corporate stewards become venture-scale platform businesses rather than hobbyist foundations, culminating in Confluent's path to a public listing at a multibillion-dollar valuation.
The trend: Open-source data infrastructure is following a repeatable route from community project to heavily capitalized platform company to IPO.