Avendus India has invested in 20 companies. : Avendus India ESG Fund, which claims to be India's first ESG (environment, social and governance-based) fund, has started investing from the money it raised from domestic investors. ESG investing is a type of sustainable investing, which is an umbrella term for investments that while seeking positive returns, also consider and evaluate the long-term impact that business practices have on society, the environment and the performance of the business itself, Avendus said in a statement.