Mafix raises $5.4M pre seed
Announced 20 August 2026
◆ The Round
Mafix raised $5.4M in pre seed funding, announced on 20 August 2026, led by Azolla Ventures, with participation from Counteract VC, Astera Institute, Plug and Play Ventures, Impact Science Ventures, Dutch family office. The round is tracked live by Fusion42 as part of the Raise fund database and the Scout startup database.
◆ About Mafix
Mafix raised $5.4 million in pre-seed funding to scale a novel approach to enhanced rock weathering that activates silicate rock into a climate-smart fertilizer. Mafix is based in United States and currently at pre seed stage, operating in Climate Tech, Foodtech.
◆ Investors
LeadAzolla Ventures
ParticipationCounteract VC, Astera Institute, Plug and Play Ventures, Impact Science Ventures, Dutch family office
◆ Market context
This funding event is a citable node in Fusion42's market graph: it links Mafix's Scout profile to the funds behind the round and to related Wire analysis, and is refreshed from public announcements as the round is confirmed or extended. It is the same live market data Arthur reasons over when benchmarking a founder's own raise against what is closing in the market right now.
◆ Explore the market
◆ FAQ
How much did Mafix raise?
Mafix raised $5.4M in its pre-seed round, announced 2026-08-20.
Who invested in Mafix's pre-seed round?
The round was led by Azolla Ventures, with participation from Counteract VC, Astera Institute, Plug and Play Ventures, Impact Science Ventures and Dutch family office.
What does Mafix do?
Mafix raised $5.4 million in pre-seed funding to scale a novel approach to enhanced rock weathering that activates silicate rock into a climate-smart fertilizer.
Verified 20 August 2026 · Sources: public filings