Since graduating from University of London, Lalita Som has worked for the Commonwealth Secretariat (London) and the OECD (Paris). At the Commonwealth Secretariat, she worked on a Poverty assessment survey in Barbados, a study on non-tariff barriers facing exports from India and a study on Commonwealth Secretariat's assistance to member countries in multilateral negotiations. At the OECD, she has worked at the Corporate Affairs division dealing with corporate governance issues in non-member countries and at the Global Relations Secretariat to coordinate OECD's work with India. She was associated with ESSEC Business School in Cergy and Singapore as a Post-doctoral research fellow and as a guest lecturer teaching a course on Business environment in Asia.