Angel Investor
Mariusz Gralewski
Angel Investor · Warsaw, Poland
A veteran of Poland’s startup scene, Mariusz founded GoldenLine and DocPlanner. Alongside running a unicorn-scale company (DocPlanner), he has been an angel in numerous startups including Preply, Shoplo, Positionly, and Brainly. He often provides both capital and guidance on scaling to international markets. Associated startups: Preply, Shoplo, Positionly, Brainly, Allani, among others.