Promising to provide a level playing field to US companies on civilian nuclear deal, visiting foreign secretary Mr Ranjan Mathai has said India is willing to address their specific concerns within the framework of the law passed in this regard by Parliament. “We will provide a level playing field to US companies, and are prepared to address specific concerns of US companies within the framework of that law,” Mr Mathai said in his address at the Center for Strategic and International Studies (CSIS).