Largest pollution control and treatment companies by market capitalization

Rank	Logo	Company	Market Cap	Country
1		Veralto	$22.26 B	USA
2		Atmus Filtration Technologies	$4.60 B	USA
3		Organo Corporation	$4.24 B	Japan
4		PureCycle Technologies	$1.10 B	USA
5		Energy Recovery	$0.51 B	USA
6		LanzaTech Global	$0.23 B	USA
7		Arq Inc.	$88.69 M	USA
8		374Water	$48.91 M	USA
9		SW Umwelttechnik Stoiser & Wolschner AG	$27.7 M	Austria
10		Wolftank-Adisa Holding	$27.48 M	Austria
11		Aker Carbon Capture	$0.21 M	Norway

This is the list of the largest pollution control and treatment companies by market capitalization. Only the top pollution control and treatment companies are shown in this list and pollution control and treatment companies that are not publicly traded are excluded. The ranking and the market cap data shown on this page are updated daily.