He resigned as a Joint Commissioner in the Income Tax Department in 2006.
After resigning from IRS, he founded an NGO Public cause Research Foundation
Public Cause Research Foundation was set up on the 19th of December, 2006 by Magsaysay awardee Arvind Kejriwal, former journalist Manish Sisodia and Abhinandan Sekhri to ensure that society becomes more inclusive and that real power rests with the common citizens of India.