Series B · Climate tech

Rainmaker raises $100m Series B for atmospheric research

NOA VC, Upfront Ventures, DCVC, Lowercarbon Capital and Dream Ventures participated.

Rainmaker has raised $100 million in Series B funding from investors including NOA VC, Upfront Ventures, DCVC, Lowercarbon Capital and Dream Ventures.

The cloud-seeding company plans to hire researchers and expand atmospheric data collection and modeling. The investment will support its work on technology intended to increase freshwater availability.

Use of funds

Hire atmospheric researchers

Expand research and data collection

Funding history

Series B · This round$100M

Sources

  1. Rainmaker financing announcementrainmaker.com · Sep 21, 2026