UPDATE 1-U.S. investor sues OAS, Brazil builder tied to Petrobras scandal
March 05, 2015 at 20:18 PM EST
SAO PAULO, March 5 (Reuters) - U.S. investment firm Huxley Capital Corp filed a lawsuit on Thursday in a New York court against Brazilian construction group OAS SA, alleging the debt-laden company is hiding assets from creditors at two valuable subsidiaries.