Goa has offered single window clearance to attract leading companies to set up shop in the state. It has assured transparency in government dealings.Chief Minister Manohar Parrikar told Chief Executive Officers and Captains of industry that all the industry related policies will be in place by August end.He said the policy guidelines for Biotechnology, IT and Industrial policy are also being finalised. He was addressing Goa Investment Forum 2012 at Panaji today. Talking to reporters on the sidelines of the conference, Parrikar admitted that there are certain infrastructure related issues being faced by the industrial estates in the state, but said these will be settled soon.