==Startups==
This section profiles some of the start-up companies in the nanofiltration segment of water purification.
===List of Startups===
The following startups are present in the field of nanofiltration for water purification:
* NanoH20
* Puralytics
* EconoPure Water Systems
* Aquaporin Aps
* Proacqua Group S.r.l.
* Kinetico Incorporated
* KX Technologies
* Surrey Aquatechnology Ltd
* Vestergaard Frandsen Sa
* Cnanoz Inc
* Yakima Filters
* Liquid Asset Development Llc
* X Flow B.v.
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==Universities/Institutes==
This section covers some of the university research in the nanofiltration segment of water purification.