South African start-up wins Global Unicorn for top business idea By IOL Reporter Share SOUTH African Start Up business Magnevane scooped the Global Unicorn top honours recently for the business with the highest investment potential. South African executive and business owner Gareth Rees was part of the team which claimed victory against several start-ups with enormous investment potential from various parts of the world. The competition which helps profile top companies to Venture Capitalists and investors saw last year’s winner raise $22m off the back of the awards. “We are chuffed that years of hard work and perseverance are now paying off.