The demise of Quasar Constructions has left an estimated $60 million debt and disrupted critical projects including the Western Sydney International Airport, with subcontractors calling on the federal government to protect the struggling construction industry. The demise of Quasar Constructions has left an estimated $60 million debt and disrupted critical projects including the Western Sydney International Airport, with subcontractors calling on the federal government to protect the struggling construction industry. Housing Construction Industry, Construction Materials, Business, Economics and Finance, Unemployment (Community and Society), Federal Government, Infrastructure Policy Latest business news