In his letter to the employees posted today on the company's blog, Chaddah said: I have been thinking of moving on for sometime now, but I didn't want to leave when the company really needed me to be around".
Stating that the company has been going through some rough times in the last two years, he said "now that the company is in good shape, I think its a good time".
He will be a part of the company till March 31.