About Us - Liquid Solids Separation


A self sustaining profitable liquid/solids separation equipment company handling dewatering in the aggregate industry - the quarry, rock quarry, sand plants for liquid solids separation of which positively impacts the lives of others today and in the future.


Our Families at both work and home, come first

Honor and service to others

Conduct ourselves ethically and with integrity

Honest and trustworthy

To be uncompromising in our values 


Established in 2005 as the North American Agent for TEFSA Tecnicas de Filtracion S.A. We are located in Oceanside, CA in Southern California.

We have easy access to All Canadian and USA Ports.  In addition, we stock most parts locally for easy access. We do all startups with our local teams from here and around the world but at times include a factory technician from Barcelona to be included.

The personnel at TefsaUSA have over 35 years of experience in the liquid/solids separation along with water-wastewater industry.

Our Representative network covers 32 States and Canada. We have an established maintenance program available along with replacement parts and an aggressive OEM Program.