Welcome to Aquest Colsen

Aquest Colsen is part of the Dutch-born Colsen group of companies. Our African and global business scope covers technology development, plant delivery, and products and services in the fields of water treatment, sustainable energy and environmental protection.

Our Expertise

We have the right mix of experts to bring you the right service for your business or industry. Our tech experts work hard to optimise existing technologies and develop new knowledge. Our engineers and draughtsmen translate this knowledge into tangible products, while our project managers ensure that we deliver to standard, on time and within budget.

Our Products

When it comes to wastewater or industrial effluent treatment, we have a range of products to meet your need. Whether it be filtration, desalination, disinfection, desulphurisation or nutrient recovery processes, we can help you minimise your environmental impact and maximise your investment.

Our Products

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UV Disinfection

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Filtration Technologies

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Desalination

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Water Re-use

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Anaerobic Effluent Treatment

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Anaerobic Digestion

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Biogas Desulphurisation

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Nutrient Recovery

Our Services