Engineer turns toxic waste into a profitable niche

Waste transfer process at Tranbiz Hazardous and Recycling Waste Solutions Juja facility, August 15, 2025. 

Photo credit: Pool

A windy, narrow dusty path off the Thika Superhighway in Juja leads to a land that suddenly dips into a series of deep quarries—abandoned scars of stone mining that for years carried little economic value.

From a casual observation one would dismiss the land in Ndarugo, Juja as useless. But not for one man who saw a business opportunity in the wasteland.

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