Series A · Industrial tech

altM closes $10.3 million Series A to scale biomass-derived chemicals

The Bengaluru company will expand manufacturing and customer qualification as it takes specialty chemicals from pilot production toward commercial supply.

altM announced a $10.3 million Series A on November 5. Rainmatter and Mela Ventures joined existing backers Omnivore, Theia Ventures, Aureolis Ventures and Spectrum Impact, with VC Grid also participating.

The capital will support manufacturing, research, customer qualification and engineering and commercial teams. altM converts agricultural residue into industrial ingredients, with initial products for suncare and personal care formulations.

Use of funds

Expand manufacturing capacity

Advance research and development

Support customer qualification

Grow engineering and commercial teams

Funding history

Series A · This round$10.3M
Seed$3.5M

Sources

  1. altM closes $10.3 million Series Aaltm.bio · Nov 5, 2026