A provider of pay-as-you-go biogas digesters that convert household sewage and farm or abattoir waste into biogas, with installations across many Zimbabwean towns.
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Highlands, Harare
A Harare-based producer of vermicompost and earthworm-based organic fertilisers made from biodegradable household, farm and industrial waste. Founded in 2012 by Dr E. E. Whingwiri.
Harare
A company using earthworm technology to turn biodegradable waste and wastewater into vermicompost. It reports projects in Zimbabwe, Zambia and Malawi.
Harare
A Harare enterprise, founded in 2023, that builds vermicompost bins for farmers, schools and communities, trains them, and sells the compost under one brand.