Theunis Coetzer

Theunis Coetzer is the Managing Director of SewTreat, a leader in innovative water and wastewater treatment solutions across Africa. With expertise in designing sustainable onsite water management systems, he drives SewTreat’s mission to deliver eco-friendly, modular wastewater treatment plants. SewTreat's proprietary bacterial technology transforms wastewater into clean, odorless water, meeting the unique challenges of the African market with reliable, field-proven solutions.

Industrial food processing water treatment plant 2

Industrial Water Treatment Plant for Food and Beverage Production

Industrial Water Treatment Plant for Food & Beverage Production Why Food & Beverage Production Needs Robust Water Treatment Food and beverage manufacturers, from canned goods to wet food processing, require consistent, high-quality water for product safety, compliance, and operational efficiency. Municipal water fluctuates in purity, harsh chemicals or sediments can disrupt production lines, and regulatory

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Inovo Wastewater Treatment Plant 2

Inovo Wastewater Treatment

SewTreat Commissions 30 KLPD Wastewater Treatment Plant for Gateway Lodge, South Africa SewTreat, a leader in modular water and wastewater treatment solutions, has successfully commissioned a 30,000 litres per day wastewater treatment plant at Gateway Lodge in Polokwane, South Africa. This project highlights the increasing adoption of decentralized wastewater treatment technologies in hospitality and eco-tourism.

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UJ Grey Water Treatment 3

UJ Greywater Treatment

SewTreat Completes Landmark 64 KLPD Greywater Treatment Project for Major South African Campus SewTreat, a specialist in decentralized water treatment solutions, has successfully delivered a state-of-the-art 64,000 litres per day greywater water treatment plant at a prominent South African university campus. The installation marks a significant step forward in institutional water reuse, reducing reliance on

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Carletonville Water Treatment Solution 2

Carletonville Water Treatment Solution

SewTreat Delivers 80 KLPD Potable Water Treatment Solution to Secure Water Independence for Carletonville Commercial Hub SewTreat, a leader in modular water and wastewater treatment solutions, has commissioned a cutting-edge 80,000 litres per day potable water treatment plant in Carletonville, South Africa. The installation provides a critical lifeline for a major commercial center facing unreliable

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Borehole Water Treatment Plant

Borehole Water Treatment Plant

Remote Borehole Water Treatment Plant – SewTreat Containerized Solution Why Remote Borehole Water Supplies Require Dedicated Treatment Many farms, lodges, and rural estates depend on boreholes for drinking, irrigation, and livestock use. However, borehole water often contains iron, manganese, salts, and microbial contaminants. These can stain clothing and appliances, cause metallic taste, clog equipment, or

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Containerized water treatment plant 1

Containerized Water Treatment Plant For Resorts

Containerized Water Treatment Plants for Resorts & Wine Estates Why Resorts & Wine Estates Require Reliable Water Systems Resorts and wine estates depend heavily on consistent, high-quality water for accommodation services, wine production, landscaping, pools, and guest experiences. Yet these properties often face aging municipal infrastructure, seasonal supply interruptions, and rising utility costs, all of

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Ultrafiltration system for beverage manufacturing

Ultrafiltration System For Beverage Manufacturing

Achieving Beverage-Grade Water with SewTreat’s Containerized UF Systems Why Beverage Manufacturers Need Reliable Water Treatment In beverage and FMCG production, consistent, highquality water is essential for product safety, taste, shelf life, and regulatory compliance. Yet many plants rely on municipal supplies that vary in quality, experience occasional shutdowns, and incur rising costs. By deploying a

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Agricultural Water Treatment Plant

Agricultural Water Treatment Plant

Ensuring Agricultural Water Security with a SewTreat Agricultural Water Treatment Plant Access to clean, reliable water is critical to modern agriculture. From irrigation to livestock hydration and food processing, every part of the value chain depends on water. Yet across many agricultural regions, water supply is inconsistent due to drought, infrastructure failures, or increasing demand.

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wastewater treatment plant south africa

Wastewater Treatment Plant South Africa Key to Water Security

Wastewater Treatment Plant South Africa: A Solution to Water Scarcity South Africa’s water crisis threatens communities, businesses, and ecosystems, with 60% of the country’s rivers overexploited (Water Research Commission, 2024). A wastewater treatment plant in South Africa offers a sustainable way to recycle sewage and wastewater into safe, usable water. Sewtreat, a leader among water

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