Kumar taught for many years in London for a professional education company that trained graduates employed by Ford, British Airways, Shell, Unilever, Procter & Gamble, Arthur Andersen, KPMG, PricewaterhouseCoopers, Ernst & Young, enabling them to obtain their necessary business finance qualifications.
Since moving to Madison in 2006 he has taught both Micro and Macroeconomics at Edgewood College, as well as Statistics and Managerial Accounting classes.