Solstice Bio

Carbon-negative fermentation for specialty chemicals.

Climate · Seed · Founded 2024

Ana Beltran · Wei Zhou

MRR $58k · +41%Pilots 4 · +100%as of September 2026

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Recent signals

MRR $58k · Pilots 4
Signed a supply agreement with a mid-market cosmetics maker. Hiring a process engineer.
September 2026
MRR $41k · Pilots 2
Second customer live. Scaled the reactor run time 3x with no yield loss.
August 2026
MRR $28k · Pilots 1
Pilot reactor hit target yield on the first specialty ester. First LOI signed.
July 2026