Symbrosia Raises Additional $5.8M in Series A-1 Funding to Accelerate Commercial Scale-Up of SeaGraze® — Symbrosia

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Summary

Symbrosia raised an additional $5.8 million in Series A-1 funding to scale commercial production of its SeaGraze seaweed feed additive. The round included new investors Idemitsu and One Small Planet, along with continued support from existing backers. The company will use the capital to expand manufacturing, advance regulatory milestones, and prepare for broader market deployment. Symbrosia says its products can improve ruminant performance, animal health, and environmental outcomes for cattle and dairy operations.

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Amount $5.8M Total raised
Date December 16, 2025 Announcement date
Investors - Lead investors
Company symbrosia.co Funded company

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