Harpreet (better known as Happy Singh among friends) is an entrepreneur who lives in Mumbai. He built CoCubes, an online assessments firm, with his co-founder Vibhore Goyal over 10 years before being acquired by Aon Hewitt, world's largest HR consulting firm.

At the time of acquisition CoCubes had touched 3 million students across India and worked with 1000+ corporates and engineering colleges.

Beyond work, Harpreet is a mountaineer and ultra hill runner, having completed Khardung La 72km and Malnad 110km. He has just finished writing a book called 'Let's build a company' being published by Penguin in July.