Private clean industry companies

Kachan's list of promising, interesting or otherwise noteworthy private companies in clean industry. Watch these companies for possible future public offerings or M&A activity. Constantly updated with new companies we encounter that we like, with removal of companies that have become less appealing over time.

Companies that appear on this list have been selected on the basis of a number of factors, including the strength of their technology, propositions versus competitors, strength of their brands, amount and pedigree of their funding and apparent capability of management.