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Clean drinking water in four hours! 

SolarSack is able to convert contaminated, bacteria-laden water into safe drinking water in the space of a few hours. 

Hello Possibility.

We love technology. But even more important perhaps, are ingenuity and seeing new opportunities. That’s what Prevas is really about.

We like differences.

Different kinds of skills and experience are often needed to solve tricky problems. That's why we want you just as you are.

Please give us more problems.

Since the beginning in 1985, we’ve joined with our customers in solving tens of thousands of problems – and in most industries.

Ultra-fast diagnostics system.

A diagnostics system that can save lives and counteract antibiotic resistance.