Our story

Our history, who we are
and how we operate

… basically, we bring you pragmatic innovations.

Our clients benefit from our 30-year experience in the wastewater sector, our technical, creative, and commercial qualities. We bring you unique solutions to important problems. We love it. 

With head office in Malta and a foothold in The Netherlands, we help clients in the EU solve wastewater problems, mainly by providing innovative solutions. Our drivers are ‘better, more sustainable, cheaper’.

We are ready for the future. Are you?


XSeppt is built and brought to the market. Complementing products are added.


PWW Ltd is established in Malta. XSeppt and XSepp+ are designed and engineered.


An XSeppt+ municipal system is extensively tested on 10 m3/hr sewage in Germany, with very positive results.


The founders invented the pre-coagulant, tested the process, and built several systems for manure, digestate, and industrial wastewater processing.


Paul Wolschrijn (left) and Lex Valk (right) founded PureWaterWell in The Netherlands, with the goal of creating a breakthrough wastewater innovation. We did.

     – Xseppt
     – Xseppt+
     – Paxos
     – Membranes

Our Story
     – About us

     – Sales: R. Noordzij
       +31 6 22 76 87 04

Videos & downloads
     – Xseppt
     – Xseppt+
     – Paxos

Legal info
     – Disclaimer
     – Privacy Statement
     – General Conditions

PWW Ltd.

ADD level 2, Hardrocks Business Park,
Burmarrad Road,
Naxxar, NXR 6345 Malta

Reg. No. C 101377
Employer No. 181842
VAT No. MT28940520

MT03 MMEB 4439 2000 0000 3920 7410 001

T +356 77555001