Developer of membrane distillation technology designed to change how critical minerals and lithium are secured and provides next-generation water treatment opportunities. KMX Technologies is based in Sharon, CT. Its last known valuation is $60.2 million (Mar 2023). It has raised $11.6 million across 4 recorded rounds; the latest was a $3 million seed round in Oct 2025.
These 5 firms already write checks for companies like KMX Technologies. Build the wider list: every firm that has backed a company like this one, ranked by how often and how recently.